Find top IT service companies in California through DesignRush. Our platform connects you with California IT support companies trusted by brands like McDonald's and Coca-Cola. With over 1M monthly visitors and Fortune 500 companies using our rankings, you can be confident in the quality of every agency listed. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.

Top IT Services Companies in California

Compare the leading IT services agencies in California, handpicked for their verified reviews, standout portfolios, and proven expertise, so you can confidently choose the right partner to scale your business.

Agency Name Why Hire Them Client Rating Hourly Rate Top Client or Case Study Top Industries
Goji Labs Trusted by global brands for UX and digital products. 5.0 ā­ $149 Redesigned Elf on the Shelf website for immersive experience. Nonprofit, Healthcare, Fintech
Closeloop Technologies Award-winning, innovative tech solutions for complex needs. 4.9 ā­ $25 Resolved database outage for Brex in two hours. Fintech, Healthcare, eCommerce
Mercury Development Over 2,500 projects delivered for top global brands. 4.9 ā­ $50 Developed mobile apps for Burger King and Fitbit. Wellness & Fitness, Healthcare, Retail
Suffescom Solutions Inc Experts in mobile apps with global industry recognition. 5.0 ā­ ā€” Built ridesharing app for GoCar Malaysia. eCommerce, Healthcare, Fintech
AppMakers USA MIT, Stanford, UCLA engineers deliver on time and budget. 5.0 ā­ ā€” Developed mobile app for CVS Pharmacy. Retail, Education, Sports
Azumo Nearshore experts trusted by Meta, Zynga, United Health. 4.9 ā­ $55 Developed chatbot app for Facebook events. AI, Fintech, Health Care
Koderspedia Custom mobile and web solutions with rapid delivery. 4.9 ā­ ā€” Web app for Gameloft Montreal exceeded expectations. eCommerce, Gaming, Real Estate
Aristek Systems AI and EdTech specialists with 22+ years experience. 4.8 ā­ $50 Award-winning LMS for K-12 education market. Education, Health Care, Logistics
SDLC Corp Full-cycle digital solutions for startups to enterprises. 4.9 ā­ $50 IoT supply chain project improved delivery for Freight Right. Logistics, eCommerce, Gaming
Trango Tech Holistic software and mobile solutions for global growth. 4.7 ā­ ā€” Built wellness app for Simple Habit company. Wellness & Fitness, eCommerce, Real Estate

We Have Researched the Best California IT Support Companies For You

387 Companies - Rankings updated: August 20, 2026

Every agency on DesignRush meets evaluation criteria around expertise and client feedback to empower informed choices. Some listings include paid partnerships.

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  • KingsGuard

    Unyielding Protection, Trusted Excellence

    Unyielding Protection, Trusted Excellence

    Pioneering the field of digital security, we provide state-of-the-art solutions tailored to fortify your data and infrastructure. Our team of seasoned professionals is wholly committed to furnishing resilient, personalized safeguards against ever-adapting cyber threats, affording you peace of mind in an...

    Top Services:

    • Cybersecurity
    • IT Services
    • IT Compliance Solution
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    San Diego, California
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
    View Profile

  • Trust Haven Solution

    Simplify It Process

    Simplify It Process

    Trust Haven Solution is a U.S.-based digital services firm founded in 2020, with a team of 50249 professionals. Specializing in web design, PPC, SEO, social media, content writing, cybersecurity, IT strategy consulting, and full-stack web and app development, the agency supports small to midsized businesses...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    • Cloud Consulting
    • Web Design
    • Show more
    Location
    Bakersfield, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    Under $1,000
    View Profile
    5.0 5.0 (216)

  • IDOTECH

    Trusted Managed IT Services Provider

    Trusted Managed IT Services Provider

    IDOTECH provides a comprehensive suite of professional services in the realm of Information Technology, encompassing Business IT Services, Managed IT Services, Desktop Support, Network Infrastructure, Project Management, and Software Solutions. Our commitment to excellence is reflected in the breadth and...

    Top Services:

    • Cybersecurity
    • IT Services
    • IT Compliance Solution
    • Managed Services
    • Show more
    Location
    El Monte, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
    View Profile
    4.6 4.6 (178)

  • Nextwebi It Solutions Pvt Ltd

    AI Enabled Digital Transformation

    AI Enabled Digital Transformation

    Nextwebi, a technology-driven digital transformation company delivering intelligent, AI-powered solutions to businesses of all sizes. We partner with startups, SMEs, & enterprises & help them adopt modern tech that improve efficiency, enhance customer experiences, &unlock new growth opportunities...

    Top Services:

    • Web Development
    • Software Development
    • IT Services
    • Managed Services
    • Digital Marketing
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Sinelogix Technologies

    Bring Business Online And Grow Sales

    Bring Business Online And Grow Sales

    Sinelogix Technologies: Your Digital Success Partner Since 2012. Elevate with Irresistible Web Design, Development, and SEO. At Sinelogix we do not pull any marketing stunts on our clients, we address the clients needs directly to the point so that it can be time effective and cost effective. Sinelogix...

    Top Services:

    • Web Design
    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • SEO
    • Show more
    Location
    Newark, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
    View Profile
    4.2 4.2 (24)

  • Accenture

    World Famous IT Services for Businesses

    World Famous IT Services for Businesses

    With Accenture, you'll experience IT Services powered by our insight-driven tactics that deliver measurable success in digital transformation, cloud adoption, and cybersecurity. Backed by 500,000+ experts and the largest global tech network, we drive innovation and value across 40+ industries worldwide...

    Top Services:

    • Software Development
    • Cybersecurity
    • IT Services
    • IoT
    • Big Data Analytics
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    1000 & Up
    Portfolios Count
    4 Projects Listed
    View Profile
    4.1 4.1 (2)
    4.9 4.9 (18)

  • Spiral Scout

    We Build AI Systems You Own

    We Build AI Systems You Own

    Spiral Scout builds AI agent systems and production workflow automation for companies that need more than a proof-of-concept. 120+ engineers, 16 years of production engineering, certified Temporal Solution Provider, and creators of Wippy.ai. 612+ projects shipped...

    Top Services:

    • Software Development
    • IT Services
    • eCommerce Development
    • Mobile App Development
    • Software Testing
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    32 Projects Listed
    View Profile
    4.2 4.2 (1)
    4.6 4.6 (11)

  • Queppelin Technology Solutions

    We Are the Last Name in AR/VR!

    We Are the Last Name in AR/VR!

    Queppelin, known as a pioneering Metaverse company, boasts a remarkable 12-year journey with a team of experts delivering successful projects globally, especially in gaming development...

    Top Services:

    • VR/AR
    • AI Development
    • Blockchain
    • Software Development
    • eCommerce Development
    • Show more
    Location
    Long Beach, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
    View Profile
    4.2 4.2 (1)

  • Grayphite

    Engineering Excellence in AI Development

    Engineering Excellence in AI Development

    At Grayphite, we specialize in AI Development, delivering cutting-edge solutions for startups and corporations alike. Our focus on quality is seen in our extensive testing and development practices, assuring the highest standards. From web applications to automation, our tailored solutions exceed...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • Web Development
    • IT Services
    • Show more
    Location
    San Jose, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
    View Profile
    4.2 4.2 (1)

  • Dinarys

    Certified E-Commerce Development Company

    Certified E-Commerce Development Company

    Certified E-Commerce Development Company...

    Top Services:

    • eCommerce Development
    • Web Development
    • IT Services
    • Web Design
    • Mobile App Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    16 Projects Listed
    View Profile
    4.3 4.3 (2)
    4.9 4.9 (8)

  • CitrusBits

    Transforming Healthcare Through Technology

    Transforming Healthcare Through Technology

    CitrusBits is a mobile app development agency that designs and develops impactful mobile apps and responsive mobile content for businesses of all types. Having developed critical mobile apps for clients including DuPont, J&J, Burger King, Quiksilver, Symantec, and Sothebys, CitrusBits is trusted by movers and...

    Top Services:

    • Mobile App Development
    • Software Development
    • Blockchain
    • IoT
    • AI Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $150/hr
    Portfolios Count
    2 Projects Listed
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (2)

  • RailsCarma

    One of the fastest growing technology enterprise, RailsCarma specializes in crafting solutions for entrepreneurs, large organizations, agencies and start-ups. With a blend of ingenuous expertise, system prowess, and cloud compatibility, RailsCarma endeavours to maximize the profit that clients educe from...

    Top Services:

    • eCommerce Development
    • UI/UX Design
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.3 4.3 (1)
    3.4 3.4 (10)

  • Logicspice

    Empowering Startups & Enterprises With AI To Deliver Intelligent Business Solutions

    Empowering Startups & Enterprises With AI To Deliver Intelligent Business Solutions

    Logicspice is a well-established mobile app and web development company that boasts over 18+ years of experience and has successfully completed over 2000 projects with a significant number of repeat clients...

    Top Services:

    • Software Development
    • UI/UX Design
    • Web Design
    • Mobile App Development
    • Blockchain
    • Show more
    Location
    Beverly Hills, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $21/hr
    Portfolios Count
    8 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Xicom

    Transforming businesses with custom AI development

    Transforming businesses with custom AI development

    Xicom has been building software and mobile apps that moves businesses forward. Over 20+ years, we have grown into a trusted AI development company, delivering 1800+ projects to 750+ clients across 50+ countries, including startups, SMBs, and enterprises...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • Web Development
    • eCommerce Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
    View Profile
    4.3 4.3 (1)
    3.7 3.7 (3)

  • Vipra Business Consulting Services Pvt. Ltd.

    Your partner from creation to promotion.

    Your partner from creation to promotion.

    Vipra is a technology consultation service provider with 100+ experienced developers and designers on board, we have assisted startups to enterprises in achieving digital success all across the Globe, we are very strong with quality and timely delivery...

    Top Services:

    • Mobile App Development
    • Web Design
    • Web Development
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Walnut, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.3 4.3 (1)

  • First Line Software

    We Accelerate Your Technology Excellence.

    We Accelerate Your Technology Excellence.

    First Line Software is a global AI services and technology partner helping organizations become AI-First. Since 2010, weve worked with enterprises and high-growth companies to design, build, and scale custom software and AI-driven solutions that deliver measurable business outcomes...

    Top Services:

    • Software Development
    • AI Development
    • Mobile App Development
    • Staff Augmentation
    • Software Testing
    • Show more
    Location
    San Mateo, California
    Number of Employees
    500 - 999
    Portfolios Count
    4 Projects Listed
    View Profile
    4.3 4.3 (1)

  • RivŠ¾ Agency

    Transforming Ideas into Impactful Digital Solutions.

    Transforming Ideas into Impactful Digital Solutions.

    Rivo Agency is a leading custom software development firm dedicated to delivering innovative web and mobile solutions. With a focus on industries like healthcare, e-commerce, and construction, our expert team harnesses the latest technologies to create secure, scalable applications that drive business...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    • WordPress Website Design
    • eCommerce Development
    • Show more
    Location
    Citrus Heights, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    2 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Mob Inspire

    Technology, Innovation, Inspiration

    Technology, Innovation, Inspiration

    Mob Inspire is a software development company carrying an ambition to improve software standards used in various industries. Our solutions assist startups to attain stability and enable businesses to eliminate vulnerabilities in their tech infrastructure...

    Top Services:

    • Software Development
    • Wearables
    • IoT
    • Mobile App Development
    • VR/AR
    • Show more
    Location
    Palo Alto, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.3 4.3 (1)

  • Anmel

    Anmel Transforms_ Digital Success.

    Anmel Transforms_ Digital Success.

    Anmel is proven to boost productivity by up to 60% and efficiency by 45% for startups and enterprises alike. Trusted by businesses globally, Anmel delivers tangible results, driving success and growth in today's competitive market landscape...

    Top Services:

    • AI Development
    • Software Development
    • IT Services
    • Mobile App Development
    • Wearables
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $70/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (3)

  • Exemplifi

    We Build and Manage Secure, Functional and Accessible Enterprise Grade Websites.

    We Build and Manage Secure, Functional and Accessible Enterprise Grade Websites.

    We specialize in building enterprise websites that surpass marketing objectives, with a focus on speed, personalization, multilingual capabilities, lead generation, and relationship nurturing. As experts in leading digital experience platforms, we optimize your marketing tech investments or recommend the best...

    Top Services:

    • Web Design
    • Web Development
    • WordPress Website Design
    • IT Services
    • Show more
    Location
    Palo Alto, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    25 Projects Listed
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (4)

  • Candour Technolabs

    AI & Blockchain Built for Scale

    AI & Blockchain Built for Scale

    Dubai-headquartered technology company specialising in AI, Blockchain, Web & Mobile, and DevOps solutions. 14+ years delivering enterprise-grade digital products for clients across the US, UAE, and UK...

    Top Services:

    • AI Development
    • Blockchain
    • Software Development
    • Web Development
    • Mobile App Development
    • Show more
    Location
    Santa Monica, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Portfolios Count
    18 Projects Listed
    View Profile
    4.3 4.3 (1)
    3.3 3.3 (3)

  • Gecko Dynamics

    Since 2002 in the software development business. Companies from 27 industries choose us.

    Since 2002 in the software development business. Companies from 27 industries choose us.

    With over 20 years of industry experience, Gecko Dynamics is a trusted partner for startups and enterprises. Our team delivers end-to-end solutions using Java, Angular, Flutter, and AWS. From ideation to post-launch support, we're dedicated to driving progress for our clients across industries...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • Staff Augmentation
    • IT Services
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Portfolios Count
    11 Projects Listed
    View Profile
    4.3 4.3 (1)
    4.6 4.6 (10)

  • Perimattic

    Your Digital Partner for Project Success.

    Your Digital Partner for Project Success.

    Perimattic is a technology partner specializing in AI development, software development, cloud solutions, DevOps, MLOps, and enterprise technology services. The company helps startups, growing businesses, and enterprises build secure, scalable, and high-performance digital solutions...

    Top Services:

    • AI Development
    • DevOps Consulting
    • Cloud Consulting
    • Software Testing
    • Software Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    View Profile
    4.3 4.3 (1)

  • EpicBliss

    EpicBliss Solutions provides a variety of IT services.

    EpicBliss Solutions provides a variety of IT services.

    Many worldwide clients are now using "EpicBliss" benchmark solutions, We're capable to drive you to the right tech-track for your laudable idea. So, let's scrutinize your business need, mold it and establish it with the latest and most suitable technologies...

    Top Services:

    • IT Services
    • Cloud Consulting
    • Mobile App Development
    • Software Development
    • Software Testing
    • Show more
    Location
    Ontario, California
    Number of Employees
    Under 49
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (36)

  • Internet Nerdz

    Trusted Advisors, VARs, Managed IT & Technology Broker Services.

    Trusted Advisors, VARs, Managed IT & Technology Broker Services.

    Internet Nerdz stands as a premier technology services and consulting firm, dedicated to crafting innovative solutions tailored to meet the intricate demands of your digital transformation journey. With a steadfast commitment to excellence, we specialize in developing cutting-edge strategies and solutions...

    Top Services:

    • IT Services
    • Managed Services
    • Cloud Consulting
    • Cybersecurity
    • IT Compliance Solution
    • Show more
    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.3 4.3 (1)
    4.3 4.3 (11)

  • Clavax Technologies

    Dedicated to Leveraging the Power of Innovation!

    Dedicated to Leveraging the Power of Innovation!

    Clavax specializes in digital product engineering and chatbot solutions, focusing on continuous improvement and innovation to deliver customer value efficiently...

    Top Services:

    • Web Development
    • Mobile App Development
    • VR/AR
    • AI Development
    • Software Development
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
    View Profile
    4.3 4.3 (1)
    3.0 3.0 (2)

  • Techcronus Business Solutions Pvt. Ltd.

    Leading Web and Mobile App Development Company in India, USA, & AUS

    Leading Web and Mobile App Development Company in India, USA, & AUS

    Techcronus Business Solutions is a global provider of enterprise business solutions and modern-day technology services...

    Top Services:

    • Mobile App Development
    • Web Development
    • PPC
    • SEO
    • UI/UX Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Portfolios Count
    14 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Automates

    Your Local Cloud Consulting Partner

    Your Local Cloud Consulting Partner

    Automates is a San Diego-based, full-service IT service provider and Cloud Consulting expert. We offer a comprehensive range of services including managed services, cybersecurity, network management, and more. Serving diverse industries, our highly skilled consultants provide tailored solutions that align...

    Top Services:

    • IT Compliance Solution
    • Managed Services
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    San Diego, California
    Number of Employees
    Under 49
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (129)

  • Infracore

    Providing best-in-class IT services

    Providing best-in-class IT services

    Infracore is a best-in-class Cybersecurity and IT Support Services firm. Founded in 2003, Infracore takes a white-glove approach to providing end-to-end IT infrastructure support, cybersecurity, systems management, network design, compliance, desktop support, and strategic decision guidance...

    Top Services:

    • Managed Services
    • IT Services
    • Cloud Consulting
    • Cybersecurity
    • IT Compliance Solution
    • Show more
    Location
    San Diego, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $140/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (15)

  • Be Structured Technology Group

    We Deliver the Reliable It Services That You Need.

    We Deliver the Reliable It Services That You Need.

    We provide best in class tech support solutions and cyber security measures for companies looking to increase productivity and sales without the hassle of hiring in house. For nearly 20 years, Be Structured has provide businesses all over Southern California with dependable, reliable and affordable outsourced...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $30/hr
    Portfolios Count
    2 Projects Listed
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (62)

  • Raise Networks

    Taking your IT Infrastructure to New Heights

    Taking your IT Infrastructure to New Heights

    As a Technology service provider, we are experts on managing clients IT enviroments which consits On-Prem, Data Centers, Hybrid model and Cloud operations. We are specilized on preparing startups to IPO readiness on thier IT enviroment and expertize on SecOps streagegies and audit ready...

    Top Services:

    • IT Services
    • Mobile App Development
    • Managed Services
    • Cloud Consulting
    • Cybersecurity
    • Show more
    Location
    San Jose, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.3 4.3 (1)
    5.0 5.0 (1)

  • Zealtouch

    Your IT Solutions With Zeal

    Your IT Solutions With Zeal

    Zealtouch, a company that was established in 2017, quickly grew to be a sizable group of professionals with a common corporate vision...

    Top Services:

    • Web Development
    • Software Development
    • Mobile App Development
    • eCommerce Development
    • IT Services
    • Show more
    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    9 Projects Listed
    View Profile
    4.3 4.3 (1)

  • Etelligens Technologies

    A Top-Class Google App Engine Development Company!

    A Top-Class Google App Engine Development Company!

    Etelligens is an industry-leading custom software and Google app engine development company known for its reliable mobile and web development that delivers innovative solutions...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • IT Services
    • Blockchain
    • Show more
    Location
    Torrance, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    7 Projects Listed
    View Profile
    4.4 4.4 (2)
    5.0 5.0 (1)

  • ITRex Group

    Your Innovation Partner

    Your Innovation Partner

    ITRex delivers end-to-end AI and data solutions from strategic planning to real-world deployment. The companys expertise spans LLM integration, RAG, copilots, SLMs, and autonomous AI agents, all engineered for reliability and scale...

    Top Services:

    • Software Development
    • Mobile App Development
    • Software Testing
    • AI Development
    • IoT
    • Show more
    Location
    Aliso Viejo, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    5 Projects Listed
    View Profile
    4.5 4.5 (2)
    4.9 4.9 (14)

  • ThirdEye Data

    Transforming Enterprises with AI Applications

    Transforming Enterprises with AI Applications

    ThirdEye Data Transforms Enterprises with Data & AI Solutions & Services. ThirdEye Data leverages Artificial Intelligence & Data technologies to build AI applications for enterprises worldwide...

    Top Services:

    • AI Development
    • Big Data Analytics
    • Software Development
    • IT Services
    • Staff Augmentation
    • Show more
    Location
    San Jose, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    23 Projects Listed
    View Profile
    4.5 4.5 (2)
    3.0 3.0 (2)

  • SOTATEK JSC

    Leading SDaaS & Blockchain Development Corporation

    Leading SDaaS & Blockchain Development Corporation

    A global Software Development as a Service (SDaaS) & IT Consulting group who delivers sustainable Blockchain Development, Software Development, including Web/App/Game Development, AI & Machine Learning, Odoo ERP with success guaranteed...

    Top Services:

    • Web Development
    • Mobile App Development
    • Software Development
    • Web Design
    • eCommerce Development
    • Show more
    Location
    Costa Mesa, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    34 Projects Listed
    View Profile
    4.5 4.5 (2)
    4.8 4.8 (82)

  • XO IT Services

    Rediscover the Joy of Technology

    Rediscover the Joy of Technology

    XO IT Services offers true business value with a unique combination of service quality and high-end advice. Specializing in Windows PCs, Macs, servers, and more, we provide 24/7 managed IT services, IT consulting, cyber security, IT outsourcing, and cloud hosting...

    Top Services:

    • Cybersecurity
    • IT Services
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (12)

  • Bay Networks

    Your IT Solution Authority

    Your IT Solution Authority

    Bay Networks: Your IT authority with a strong IT outsourcing focus. Specializing in MSP, we offer tailored solutions, guaranteed satisfaction, and a competitive edge...

    Top Services:

    • Managed Services
    • Cybersecurity
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    Menlo Park, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $169/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (5)

  • ITExpert Recruitment Agency

    Find Your Top Tech Talent

    Find Your Top Tech Talent

    Our IT recruiting agency, ITExpert, specializes in finding highly skilled IT specialists all over the world. This way, you can save time and focus on business development instead of searching for employees and micromanaging...

    Top Services:

    • Staff Augmentation
    • IT Services
    • HR Outsourcing
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
    View Profile
    4.5 4.5 (2)

  • zen8labs

    Start something awesome together

    Start something awesome together

    We are a global technology consultancy that prioritizes effective results and client success...

    Top Services:

    • Mobile App Development
    • UI/UX Design
    • IT Services
    Location
    California City, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    3 Projects Listed
    View Profile
    4.5 4.5 (2)
    5.0 5.0 (21)

  • CCI Tech

    Your Partner for Managed Services & IT Support

    Your Partner for Managed Services & IT Support

    CCI Tech offers personalized IT Services designed to boost efficiency and growth. Innovation and expertise converge effectively in each of our software development and cybersecurity initiatives, empowering businesses with cutting-edge solutions tailored to their unique challenges and goals...

    Top Services:

    • IT Services
    • Managed Services
    • Cloud Consulting
    Location
    Gilroy, California
    Number of Employees
    Under 49
    View Profile
    4.5 4.5 (6)

  • iapp Technologies LLP

    Innovation Beyond Imagination

    Innovation Beyond Imagination

    iApp Technologies: Trusted digital product development partner helping brands turn ideas into powerful & scalable solutions. We specialize in designing and building high-performance Web and Mobile Apps (iOS + Android) that align with evolving market demands and deliver measurable business impact...

    Top Services:

    • Mobile App Development
    • Blockchain
    • AI Development
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Ramon, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    60 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.1 4.1 (98)

  • Intuz

    AI & Software Development Company

    AI & Software Development Company

    Scalable AI, MLOps & Software Development for Visionary Projects. At Intuz, we engineer intelligent, scalable, and future-ready systems. We thrive on complexity, and if your project pushes boundaries, we are the team to make it happen...

    Top Services:

    • AI Development
    • Software Development
    • IoT
    • IT Services
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.6 4.6 (3)
    5.0 5.0 (1)

  • MoogleLabs

    Decoding Innovation

    Decoding Innovation

    MoogleLabs leverage AI/ML, Blockchain, DevOps,Low Code/No Code platforms, AI Testing and Data Science to come up with the best solutions for diverse businesses...

    Top Services:

    • AI Development
    • Business Consulting
    • Blockchain
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Emeryville, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.6 4.6 (3)

  • Vincit

    Purpose-Driven, People-Centric Software Development Designed to Wow.

    Purpose-Driven, People-Centric Software Development Designed to Wow.

    Software, IT, and HR Tech solutions for all of your needs. Vincit is an award-winning development and design company. We build tailor-made, results-driven e-commerce platforms, foodtech solutions, mobile apps, web services, and embedded systems. We excel in composable software, and coupling backend...

    Top Services:

    • Mobile App Development
    • Web Design
    • AI Development
    • Software Development
    • UI/UX Design
    • Show more
    Location
    Orange County, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $180/hr
    Minimal Budget
    $50,000 & Up
    View Profile
    4.6 4.6 (3)
    5.0 5.0 (8)

  • DigiTrends

    Full Stack Digital Product Development Company

    Full Stack Digital Product Development Company

    DigiTrends is a full-stack digital agency with a strong mission to digitize various sectors, ranging from Pharma and Fintech to e-commerce and retail. With proven experience and expertise, we have earned the trust of over 600+ brands, including globally renowned enterprises and fortune 500 companies...

    Top Services:

    • Mobile App Development
    • Web Development
    • eCommerce Development
    • VR/AR
    • Web Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    21 Projects Listed
    View Profile
    4.6 4.6 (3)
    5.0 5.0 (1)

  • Yalantis

    Verified Verified by the DesignRush team for authenticity and credibility.
    Full-Cycle IoT and Software Development company

    Full-Cycle IoT and Software Development company

    We deliver cutting-edge, scalable, and fully functional IoT hardware and software products and ecosystems that help clients achieve their specific objectives...

    Top Services:

    • IoT
    • Software Development
    • Mobile App Development
    • AI Development
    • Big Data Analytics
    • Show more
    Location
    California City, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    24 Projects Listed
    View Profile
    4.6 4.6 (3)

  • ZAAG SYSTEMS

    Ai fist design & development company

    Ai fist design & development company

    ZAAG SYSTEMS delivers scalable web, mobile & AI solutions with sleek design, driving business growth for US startups...

    Top Services:

    • eCommerce Development
    • AI Development
    • Web Development
    • Software Development
    • Web Design
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    17 Projects Listed
    View Profile
    4.6 4.6 (3)
    4.7 4.7 (25)

  • Testmatick

    Verified Verified by the DesignRush team for authenticity and credibility.
    Where Quality Meets Excellence in Software Testing

    Where Quality Meets Excellence in Software Testing

    Testmatick is a QA-only firm founded in 2009, offering 20+ testing types including manual, automated, penetration, and game testing. It maintains a library of 1,000+ physical devices. Best for software teams needing dedicated QA outsourcing with a risk-free pilot project option...

    Top Services:

    • Software Testing
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $14/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
    View Profile
    4.6 4.6 (3)

  • LuminoGuru

    Innovative and intelligent technology solutions and services

    Innovative and intelligent technology solutions and services

    If we break down the essence of Luminoguru, it is made up of two words: 'Lumino' meaning 'Light' and 'Guru' meaning 'Teacher'. In the realm of work, light symbolizes clarity and inspiration. Like a guiding beacon, it lightens up ideas, nurtures creativity, and transforms the workspace into a realm where...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • eCommerce Development
    • IoT
    • Show more
    Location
    Nevada City, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.6 4.6 (3)
    4.2 4.2 (51)

IT Services Companies in California by City

Related Services in California

IT Services Specializations in California

Popular Services

Why Companies Trust DesignRush

Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding IT services companies in California. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

DesignRush rating logos on Trustpilot and Google

Learn more about DesignRush Agency Ranking Methodology.

Sources

DesignRush sustains a directory of over 40,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:

  • Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
  • The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.

Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.

Frequently Asked Questions

What services do IT services companies in California provide?

IT services companies in California provide technology solutions that help businesses run efficiently, stay secure, and scale operations. Their services typically include:Ā 

How do IT services companies in California help businesses improve efficiency and security?

IT services companies in California improve efficiency and security by automating routine tasks, maintaining cloud infrastructure, and ensuring fast, reliable access to business tools. For security, they set up firewalls, encryption, and multi-factor authentication to block unauthorized access.Ā Ā 

They also monitor networks 24/7, detect vulnerabilities early, and provide regular updates and backups to prevent downtime or data loss. This allows businesses to operate smoothly and focus on growth while staying protected from cyber risks.Ā 

How much do IT services cost in California?

IT services in California typically cost $80 to $200 per user per month, depending on service scope and company size.Ā Ā 

  • Basic packages cover help desk support, monitoring, and maintenanceĀ 
  • Mid-range plans include security management, cloud services, and data backupsĀ 
  • Higher-end packages add advanced cybersecurity, compliance support, and strategic IT consultingĀ 

Project-based work, like migrations or infrastructure upgrades, is usually billed separately at hourly rates.Ā 

What certifications should California IT support companies have?

California IT support companies should hold certifications that prove their technical skill and security standards. Common and respected ones include:Ā 

  • CompTIA A+ or Network+
  • Microsoft Certified Solutions Expert (MCSE)
  • Cisco Certified Network Associate (CCNA)
  • AWS or Google Cloud certifications
  • Certified Information Systems Security Professional (CISSP)
  • ITIL Certification

How do IT services companies in California ensure data protection and compliance with state and federal laws?

IT services companies in California ensure data protection and compliance by combining strict security measures with legal standards. They use encryption, firewalls, and access controls to secure sensitive information, along with regular backups and disaster recovery systems.Ā Ā 

To meet regulations like CCPA, HIPAA, and GDPR, they conduct compliance audits, maintain data processing policies, and train staff on privacy rules. They also monitor systems for breaches, keep detailed logs for accountability, and update protocols as laws or threats evolve, ensuring businesses stay secure and compliant.Ā 

What kind of ongoing support do California IT support companies offer after implementation?

California IT support companies provide ongoing services to keep systems secure, up to date, and running smoothly after implementation. Support usually includes 24/7 monitoring, help desk assistance, and regular maintenance to prevent downtime.Ā Ā 

They handle software updates, security patches, and system backups, and monitor networks for performance or security issues. Many also offer user training, hardware upgrades, and scalability planning so businesses can adapt as they grow.Ā 

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