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 ⭐ $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 ⭐ $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 ⭐ $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 ⭐ — Built ridesharing app for GoCar Malaysia. eCommerce, Healthcare, Fintech
AppMakers USA MIT, Stanford, UCLA engineers deliver on time and budget. 5.0 ⭐ — Developed mobile app for CVS Pharmacy. Retail, Education, Sports
Azumo Nearshore experts trusted by Meta, Zynga, United Health. 4.9 ⭐ $55 Developed chatbot app for Facebook events. AI, Fintech, Health Care
Koderspedia Custom mobile and web solutions with rapid delivery. 4.9 ⭐ — Web app for Gameloft Montreal exceeded expectations. eCommerce, Gaming, Real Estate
Aristek Systems AI and EdTech specialists with 22+ years experience. 4.8 ⭐ $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 ⭐ $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 ⭐ — Built wellness app for Simple Habit company. Wellness & Fitness, eCommerce, Real Estate

We Have Researched the Best California IT Support Companies For You

477 Companies - Rankings updated: August 20, 2026

Each agency undergoes DesignRush evaluation for professional expertise and genuine client satisfaction to assist your search. Some featured placements are paid.

Expertise
All Industries
All Client Types
Sort by: Team Size
United States × California ×

  • Wonderment Apps

    Dream.Design.Develop

    Dream.Design.Develop

    Wonderment is a distinguished software development and tech staffing agency headquartered in California. We cater to teams of all sizes, ranging from startups to large-scale technology projects, by working across various web technology platforms and languages. The core team at Wonderment Apps has an...

    Top Services:

    • Mobile App Development
    • Software Development
    • IT Services
    • Product Design
    • Web Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Staydify Systems

    Empowering Your Business Growth With Precision

    Empowering Your Business Growth With Precision

    Staydify Growth Systems is a division of the UK-based HiringBooster Group, focused on driving technology-enabled business growth. The company specializes in delivering advanced custom software development and precision IT staffing services, leveraging its global footprint across the UK, USA, India, and other...

    Top Services:

    • Software Development
    • IT Services
    • Web Design
    • Web Development
    • Mobile App Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    View Profile

  • Apptology

    ideas to apps

    ideas to apps

    Apptology Limited is the leading mobile app development company in London. We specialize in creating Android, iPhone, iPad and Cross-platform HTML5 Mobile app design and development...

    Top Services:

    • eCommerce Development
    • Web Development
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Sacramento, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $50,000 & Up
    View Profile

  • Metal Toad

    AWS Managed Services Provider

    AWS Managed Services Provider

    o support data-driven decision making, we develop systems that capture data, transform it into actionable business insights, and perform predictive analytics...

    Top Services:

    • IT Services
    • UI/UX Design
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • Diatom Enterprises

    IT consulting done the right way!

    IT consulting done the right way!

    Diatom Enterprises is a software development company based in Latvia and founded in Canada. We specialize in crafting custom software solutions for clients across diverse industries worldwide...

    Top Services:

    • Mobile App Development
    • Software Development
    • IT Services
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.9 4.9 (17)

  • Cybrain Software Solutions

    Full-service IT solutions company

    Full-service IT solutions company

    A full-service IT company with ISO 9001:2015 certification, Cybrain Software Solutions provides top-notch software solutions to brands all over the world...

    Top Services:

    • Software Development
    • Software Testing
    • Mobile App Development
    • IT Services
    • ERP Consulting
    • Show more
    Location
    Ventura, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.8 4.8 (125)

  • Nextware Technologies

    Trust Us To Handle It All

    Trust Us To Handle It All

    Our team of skilled engineers is here to take your business to the next level. From custom web applications to mobile and desktop apps, we've got you covered. We don't just build software, we implement solutions that make your business run seamlessly. Looking for advice? Our consultants offer a range of...

    Top Services:

    • Software Development
    • IoT
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Santa Monica, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    View Profile
    5.0 5.0 (7)

  • Netwoven Inc.

    Enabling Intelligent Enterprises

    Enabling Intelligent Enterprises

    Netwoven empowers Intelligent Enterprises by solving complex business challenges through the strategic use of Microsoft technologies. We help organizations modernize, optimize, and secure their digital workplace, business processes, and IT ecosystems...

    Top Services:

    • CRM Consulting
    • ERP Consulting
    • Big Data Analytics
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    Pleasanton, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $130/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (4)

  • WebCreek

    Digital Development & Nearshoring

    Digital Development & Nearshoring

    With nine offices worldwide, we are innovators with more than 20 years of experience in digital development and more than 5 years of international Nearshoring experience. We provide the businesses that run our world with excellent custom software and IT staffing solutions...

    Top Services:

    • IT Services
    • Staff Augmentation
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.3 4.3 (8)

  • ClearScale

    The cloud computing experts

    The cloud computing experts

    ClearScale is a prominent company specializing in cloud-native systems integration, strategic consulting and application development since 2011. Our exclusive focus is on designing, building, integrating and managing complex infrastructures and applications on the Amazon Web Services (AWS) platform. With a...

    Top Services:

    • IT Services
    • Software Development
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    View Profile
    5.0 5.0 (1)

  • Valeo Networks Inc.

    Your Trusted Tech Partner

    Your Trusted Tech Partner

    Valeo Networks is an award-winning, 360-degree Managed Security Service Provider serving state, country and municipal markets, SMBs and non-profit organizations. Hailed as one of top 5% of revenue-generating MSSPs nationwide, we are considered one of the biggest MSSPs nationally. Our team provides solutions...

    Top Services:

    • Cybersecurity
    • Cloud Consulting
    • IT Services
    Location
    Camarillo, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (2)

  • BMi

    A Software Outsourcing Partner You Need

    A Software Outsourcing Partner You Need

    We are a hub for Software Engineer Staffing & Outsourcing, dedicated to assisting our clients in overcoming the technical talent shortage. Whether you aim to scale or enhance your Software Engineering team, we have the capabilities to help you quickly ramp up within a matter of days...

    Top Services:

    • Staff Augmentation
    • IT Services
    Location
    Chula Vista, California
    Number of Employees
    100 - 249
    View Profile

  • Office1

    Streamline Your Business with Office1.

    Streamline Your Business with Office1.

    Office1 is your gateway to a modernized business landscape. We provide proactive, personalized, and eco-friendly office technology solutions. Our comprehensive managed IT services, cloud integration and cutting-edge imaging services ensure a seamless digital transformation...

    Top Services:

    • IT Services
    • Cloud Consulting
    • Cybersecurity
    • Managed Services
    • Show more
    Location
    San Diego, California
    Number of Employees
    100 - 249
    View Profile
    4.5 4.5 (33)

  • TIBCO

    Unleash Data Power.

    Unleash Data Power.

    At TIBCO, we empower businesses to unlock the potential of real-time data, enabling faster and smarter decision-making. With our industry-leading solutions, including TIBCO Connected Intelligence, we fuel the modern enterprise to confidently predict business outcomes...

    Top Services:

    • IT Services
    Location
    Palo Alto, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $300/hr
    View Profile
    5.0 5.0 (9)

  • MotivIT

    Connect, Build & Transform with MotivIT.

    Connect, Build & Transform with MotivIT.

    Experience Innovation with MotivIT. As a global Managed Service Provider and IT Support solutions provider, we offer end-to-end solutions to enterprises worldwide. From managed IT services and global service desk support to network operations, cloud services, software development and business process...

    Top Services:

    • Web Development
    • IT Services
    • Software Development
    Location
    San Jose, California
    Number of Employees
    100 - 249
    View Profile
    5.0 5.0 (12)

  • Kritikal Solution

    Translating Ideas & Research to Market

    Translating Ideas & Research to Market

    KritiKal Solutions is a technology design house and holds 22+ years of experience in AI, Computer Vision, Software Applications, Cloud and Mobile-based Solutions, Embedded Systems, Generative AI and Large Language Models. We specialize in R&D, product engineering, and innovation services...

    Top Services:

    • AI Development
    • Software Development
    • Mobile App Development
    • IoT
    • IT Services
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    4 Projects Listed
    View Profile
    5.0 5.0 (2)

  • GoBro PH

    We Create With Your Needs And Preferences In Mind.

    We Create With Your Needs And Preferences In Mind.

    GoBro Web Services is a California-based web design and digital solutions agency that helps businesses strengthen their online presence through professional website design, web and app development, branding, SEO, digital marketing, and technical support services. The agency focuses on delivering modern...

    Top Services:

    • Digital Services
    • Graphic Design
    • Web Design
    • Digital Marketing
    • Email Marketing
    • Show more
    Location
    Lake Elsinore, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $12/hr
    Minimal Budget
    Under $1,000
    View Profile

  • Aunimeda

    From The Silicon Steppe To Silicon Valley

    From The Silicon Steppe To Silicon Valley

    Aunimeda Software is a premier IT agency specializing in high-performance Next.js development, international SEO, and strategic branding. Established in 2010, we bridge the gap between US business standards and elite Central Asian engineering. With a 24/7 "Follow-the-Sun" development cycle across our hubs in...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Design
    • Web Development
    • AI Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (11)

  • Differenz Force

    We make a Difference.

    We make a Difference.

    Differenz Force is your trusted Salesforce development partner, delivering tailored solutions that streamline operations, enhance productivity, and drive business growth. Our certified experts specialize in Salesforce implementation, customization, integration, automation, and cloud solutions, ensuring...

    Top Services:

    • IT Services
    Location
    California City, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    5 Projects Listed
    View Profile

  • inVerita

    Your Trusted Partner in Software Development, Product Design and QA

    Your Trusted Partner in Software Development, Product Design and QA

    inVerita is a global software, AI, and data engineering company with 150+ engineers across Europe, the USA, and Latin America(Colombia). We build secure, scalable solutions for healthcare, fintech, logistics, retail, defense, and e-learning...

    Top Services:

    • Software Development
    • Big Data Analytics
    • AI Development
    • Product Design
    • Software Testing
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Portfolios Count
    16 Projects Listed
    View Profile

  • Sererra

    Equipment Rental and Repair Software For Oracle Netsuite

    Equipment Rental and Repair Software For Oracle Netsuite

    Sererra is a leading global provider of cloud solutions and technology consulting services that empower businesses to transform and thrive in the digital age. With a comprehensive suite of services, we specialize in NetSuite consulting, cloud-based ERP, CRM, and e-commerce solutions...

    Top Services:

    • IT Services
    • eCommerce Development
    • ERP Consulting
    • CRM Consulting
    • Show more
    Location
    Irvine, California
    Number of Employees
    100 - 249
    Portfolios Count
    3 Projects Listed
    View Profile

  • HyScaler

    Scaling New Heights

    Scaling New Heights

    At HyScaler, we're driven by a mission to be your trusted partner in achieving transformative business objectives. Our global vision focuses on harnessing cutting-edge technologies to craft sustainable, intelligent, and secure solutions...

    Top Services:

    • Mobile App Development
    • Blockchain
    • Software Development
    • AI Development
    • IoT
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    6 Projects Listed
    View Profile
    4.7 4.7 (12)

  • 3Alica

    Empowering Businesses with Intelligent Data Solutions.

    Empowering Businesses with Intelligent Data Solutions.

    ZALICA is a premier IT consulting company specializing in big data and business intelligence solutions, combining advanced AI and ML technologies to empower businesses globally...

    Top Services:

    • IT Services
    • Business Consulting
    • Software Development
    • eCommerce Development
    • Show more
    Location
    Glendora, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

  • Methodia

    Powering Growth in Energy & Utilities.

    Powering Growth in Energy & Utilities.

    Methodia provides specialized technology and outsourcing solutions for the utility and energy retail sector. By combining industry expertise with tailored digital services, the firm helps businesses optimize operations, reduce costs, and accelerate growth...

    Top Services:

    • Software Development
    • IT Services
    • Managed Services
    Location
    Palo Alto, California
    Number of Employees
    100 - 249
    View Profile

  • Parachute Technology

    Security, Training, Compliance.

    Security, Training, Compliance.

    Parachute Technology offers personalized managed IT services focused on understanding clients' unique business needs. Its philosophy emphasizes close relationships and transparent, reliable support for seamless integration into clients' operations. The company fosters transparency and flexibility. It offers...

    Top Services:

    • IT Services
    Location
    San Ramon, California
    Number of Employees
    100 - 249
    View Profile
    5.0 5.0 (83)

  • Integritek

    Simplified Technology Solutions. Guaranteed Success.

    Simplified Technology Solutions. Guaranteed Success.

    Integritek offers comprehensive managed IT services, acting as an extension of the client's teams to alleviate the stress of IT management and allow them to focus on driving their business forward. With a proactive approach and a team of certified technicians, Integritek ensures that the clients' IT...

    Top Services:

    • IT Services
    • Managed Services
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $300/hr
    View Profile
    4.4 4.4 (19)

  • Tech.us, Inc

    Build Better Software.

    Build Better Software.

    Tech.us is an AI software solutions company that provides AI development, mobile applications, cloud consulting, and IT services. We focus on creating secure, scalable, and innovative technologies that support businesses in their digital journey...

    Top Services:

    • AI Development
    • Mobile App Development
    • IT Services
    • Software Testing
    • Cybersecurity
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • MEV

    Software Development Made Easier.

    Software Development Made Easier.

    Craft exceptional digital solutions with a team of design, development, and strategy specialists. Everything you need is in one place...

    Top Services:

    • Software Development
    • Mobile App Development
    • IoT
    • IT Services
    • DevOps Consulting
    • Show more
    Location
    Walnut Creek, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $50,000 & Up
    View Profile

  • vCloud Tech

    IT Infrastructure & Cybersecurity Solutions Provider.

    IT Infrastructure & Cybersecurity Solutions Provider.

    At vCloud Tech, we revolutionize how businesses adopt and innovate with cloud technology. Born in the cloud-first, mobile-first era, we specialize in modernizing applications, digitizing data, and securing modern datacenters. Our top talent and expertise fuel global innovation, creating strong partnerships...

    Top Services:

    • Cloud Consulting
    • IT Services
    • Cybersecurity
    • DevOps Consulting
    • IT Compliance Solution
    • Show more
    Location
    Rolling Hills Estates, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    2.4 2.4 (5)

  • The 20 MSP

    Designed To Simplify, Secure, And Scale Your Business

    Designed To Simplify, Secure, And Scale Your Business

    The 20 MSP delivers Managed IT Services that help businesses operate smarter, safer, and more efficiently across single and multi-location environments. We act as a true extension of your organization, providing proactive IT support, cybersecurity, cloud and Microsoft and Apple management, and strategic IT...

    Top Services:

    • Managed Services
    • IT Services
    • Cybersecurity
    Location
    Santa Cruz, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.0 4.0 (26)

  • Ensolvers

    Partners in Cloud. Friends in Code.

    Partners in Cloud. Friends in Code.

    Ensolvers is an innovative technology company that specializes in Software development, Software architecture, Product Development, Software Outsourcing, Testing & IT Staff Augmentation solutions...

    Top Services:

    • Software Development
    • Staff Augmentation
    • Big Data Analytics
    • IT Services
    • Show more
    Location
    San Francisco, California
    Number of Employees
    100 - 249
    View Profile

  • Trustify Technology

    Trusted Software Engineering Solutions Provider based in Vietnam, With A Global Presence.

    Trusted Software Engineering Solutions Provider based in Vietnam, With A Global Presence.

    As a trusted bespoke software development outsourcing company, we help business organizations tackle challenges of outdated software, inefficient processes, and poor digital presence...

    Top Services:

    • Software Testing
    • AI Development
    • Software Development
    • Mobile App Development
    • CRM Consulting
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (14)

  • Probey Services

    Verified Verified by the DesignRush team for authenticity and credibility.
    World's #1 Rated & Reviewed App, Website & Software Development Company

    World's #1 Rated & Reviewed App, Website & Software Development Company

    Probey Services builds websites on WordPress and Shopify, iOS and Android apps, and web applications. The IT services firm has delivered 1,800+ projects across global markets. Best for small and mid-size businesses needing a cost-effective offshore development partner...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • Web Design
    • WordPress Website Design
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $10/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    81 Projects Listed
    View Profile
    5.0 5.0 (110)
    5.0 5.0 (1)

  • Zazz

    Modern IT. Built Secure. Delivered Right.

    Modern IT. Built Secure. Delivered Right.

    Zazz is an IT services company offering managed services, cybersecurity, cloud, AI, and staff augmentation to enterprise clients. It has delivered projects for the Government of Ontario and Seattle Aquarium. Best for enterprises needing a full-stack IT partner across transformation and security...

    Top Services:

    • Mobile App Development
    • IT Services
    • Software Development
    • Staff Augmentation
    • IT Compliance Solution
    • Show more
    Location
    San Francisco, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $45/hr
    Portfolios Count
    36 Projects Listed
    View Profile
    5.0 5.0 (76)

  • A3Logics

    Empower Your Business With Future Ready IT Solutions

    Empower Your Business With Future Ready IT Solutions

    A3Logics provides custom software, AI, cloud, and data engineering services to clients in healthcare, banking, and insurance, with 21+ years of experience and clients including Tesla and Meltwater. Best suited for mid-size to enterprise businesses seeking industry-specific IT solutions...

    Top Services:

    • Mobile App Development
    • Software Development
    • Big Data Analytics
    • Blockchain
    • AI Development
    • Show more
    Location
    Carlsbad, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    13 Projects Listed
    View Profile
    4.9 4.9 (28)
    4.9 4.9 (7)

  • HashStudioz Technologies

    Automate Innovate Dominate.

    Automate Innovate Dominate.

    HashStudioz Technologies is an award-winning product development company providing innovative IT solutions to clients from startups to Fortune 500 firms. With a team of over 1,000 experts, they have successfully completed 200+ projects, offering advanced technologies such as IoT, Blockchain, Cloud Computing...

    Top Services:

    • Software Development
    • IoT
    • Mobile App Development
    • DevOps Consulting
    • Cloud Consulting
    • Show more
    Location
    Altadena, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
    View Profile
    4.9 4.9 (13)
    4.5 4.5 (136)

  • 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)

  • Kyriba

    Global Cloud-Based Treasury Management Software Solutions

    Global Cloud-Based Treasury Management Software Solutions

    San Diego-based Kyriba is a leader in global cloud-based treasury management software solutions. With proven technology services for cash management applications, Kyriba provides treasury management, cybersecurity, risk management, working capital, and other critical services...

    Top Services:

    • Software Development
    • Cybersecurity
    • IT Services
    Location
    San Diego, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $682/hr
    Minimal Budget
    Under $1,000
    View Profile
    5.0 5.0 (8)

  • Litslink

    Verified Verified by the DesignRush team for authenticity and credibility.
    We Are Solving the Most Difficult Technology Challenges of Digital Transformation for Companies.

    We Are Solving the Most Difficult Technology Challenges of Digital Transformation for Companies.

    Our fields of expertise: software development, mobile app development, web development, virtual reality development, app development, app modernization and optimization services, DevOps consulting services, software testing...

    Top Services:

    • Software Development
    • Mobile App Development
    • IoT
    • AI Development
    • VR/AR
    • Show more
    Location
    Palo Alto, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    3 Projects Listed
    View Profile
    5.0 5.0 (14)

  • Cerebrum Infotech

    We Design Future-Ready Web & Mobile Applications

    We Design Future-Ready Web & Mobile Applications

    Cerebrum Infotech is a leading mobile application, software, Android & iOS app development, DevOps, IoT, custom software development, Python Technology, Node JS Development, Dotnet Development, PHP development company (and others)...

    Top Services:

    • Product Design
    • Web Development
    • Software Development
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Emeryville, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $19/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    8 Projects Listed
    View Profile

  • Seidor

    A Multinational IT Services Firm

    A Multinational IT Services Firm

    Seidor is a multinational IT services firm and SAP software partner with offices in TX, FL, MI, NJ and CA. We offer a wide portfolio of products and services covering enterprise software, consulting, infrastructure, implementation, development, and support...

    Top Services:

    • IT Services
    Location
    Sunnyvale, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $150/hr
    View Profile

  • Net Solutions India Pvt Ltd

    Reimagined With AI

    Reimagined With AI

    Net Solutions is a global digital product development and experience engineering company with over 26 years of expertise. We design, build, and modernize digital platforms using AI, agile engineering, and design thinking to help businesses accelerate digital growth...

    Top Services:

    • eCommerce Development
    • Web Development
    • Web Design
    • UI/UX Design
    • AI Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • Technologent

    IT Solutions That Optimize Your Business

    IT Solutions That Optimize Your Business

    Technologent is a Global Provider of Edge-to-EdgeTM Information Technology solutions and services for Fortune 1000 companies. We help our clients outpace the new digital economy by creating IT environments that are agile, flexible, efficient, transparent and secure. Without these characteristics, companies...

    Top Services:

    • IT Services
    • Cybersecurity
    • Managed Services
    • Cloud Consulting
    • Show more
    Location
    Irvine, California
    Number of Employees
    250 - 499
    View Profile

  • PADGETT

    Your Partner in Small Business Success Since 1966

    Your Partner in Small Business Success Since 1966

    PADGETT has been catering to the unique needs of small business owners across North America since 1966. With a comprehensive suite of services, including small business consulting advice, professional tax preparation, payroll solutions, bookkeeping, and more, we provide the support and expertise necessary for...

    Top Services:

    • HR Outsourcing
    • Accounting
    • Business Consulting
    • IT Services
    • Show more
    Location
    Orange County, California
    Number of Employees
    250 - 499
    View Profile
    5.0 5.0 (1)

  • Smart ERP Solutions

    Guaranteeing outstanding performance for your business

    Guaranteeing outstanding performance for your business

    At Smart ERP Solutions®, our mission transcends ordinary objectives. We are driven to introduce innovative, highly configurable, and remarkably flexible ERP consulting solutions that address prevalent business challenges...

    Top Services:

    • Cloud Consulting
    • IT Services
    • ERP Consulting
    • Managed Services
    • Show more
    Location
    Pleasanton, California
    Number of Employees
    250 - 499
    View Profile
    4.0 4.0 (4)

  • IntelliPro

    Your Ultimate Source for Talent Solutions

    Your Ultimate Source for Talent Solutions

    Global Integrated Talent Solutions Provider - A Certified MBE Enterprise...

    Top Services:

    • IT Services
    • Staff Augmentation
    • Managed Services
    • HR Outsourcing
    • Show more
    Location
    San Jose, California
    Number of Employees
    250 - 499
    View Profile
    4.1 4.1 (18)

  • SOAProjects

    Building a Bridge of Trust and Confidence

    Building a Bridge of Trust and Confidence

    SOAProjects, Inc. is a leading professional advisory firm, providing a complete range of services throughout a companys lifecycle...

    Top Services:

    • Cloud Consulting
    • IT Services
    • IT Compliance Solution
    • ERP Consulting
    • Show more
    Location
    Mountain View, California
    Number of Employees
    250 - 499
    View Profile
    3.5 3.5 (2)

  • Azilen Technologies

    An Enterprise AI Development Company

    An Enterprise AI Development Company

    Azilen Technologies is a prominent enterprise AI development company that takes pride in delivering exceptional AI, Data, and HRTech solutions to organizations seeking digital transformation...

    Top Services:

    • AI Development
    • Software Development
    • IT Services
    • IoT
    • Cloud Consulting
    • Show more
    Location
    San Francisco, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $35/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    16 Projects Listed
    View Profile

  • Contegix

    Your trusted partner in DevOps and IT

    Your trusted partner in DevOps and IT

    Elevate the Atlassian experience with Contegix - a distinguished Platinum Solutions Partner in DevOps consulting. Over two decades, we've been trailblazing secure Atlassian solutions, catering to diverse teams in both private and public sectors...

    Top Services:

    • DevOps Consulting
    • IT Services
    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    View Profile

  • CONTUS Tech

    Your Digital Growth Success Partner.

    Your Digital Growth Success Partner.

    CONTUS Tech stands as a prominent global authority in digital engineering services, heralded for its transformative impact on businesses worldwide. Our forte lies in crafting cutting-edge digital products, pioneering connected vehicle experiences, and spearheading next-generation streaming services that...

    Top Services:

    • DevOps Consulting
    • IT Services
    • Mobile App Development
    • IoT
    • Digital Services
    • Show more
    Location
    Santa Clara, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    4.0 4.0 (314)

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: 

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.  

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. 

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.  

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

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

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: 

  • 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.  

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. 

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.  

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. 

Latest Trends Related to IT Services

10 Best Healthcare Data Solutions for CRM and API Integration
IT Services

10 Best Healthcare Data Solutions for CRM and API Integration

252
IT Services

10 Best Healthcare Audience Data Providers for Programmatic Advertising: 2026 Guide

280
IT Services

How to Choose a B2B Healthcare Data Provider Without Overpaying

293

Receive Free Proposals

For your project

1

Specify your budget, timeline and project requirements

2

Our experts curate a list of up to 5 most qualified candidate agencies

3

We connect you with them so you can choose the most suitable partner

Specify your requirements