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

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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  • 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

  • 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)

  • MSP Mobility Corp.

    Driven Companies Towards Their Digital Transformation

    Driven Companies Towards Their Digital Transformation

    We are a company specialized in software development for mobile platforms, portals and electronic commerce since 1991...

    Top Services:

    • eCommerce Development
    • Web Development
    • WordPress Website Design
    • Software Development
    • Mobile App Development
    • Show more
    Location
    Concord, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $24/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    1 Project Listed
    View Profile

  • BDRShield

    Cloud-Managed Hybrid Backup with Cyber-Resilience

    Cloud-Managed Hybrid Backup with Cyber-Resilience

    From in-house IT teams to MSPs to channel partners, BDRShield gives each stakeholder the tools they need to protect data, deliver value, and stay resilient...

    Top Services:

    • IT Services
    • Cloud Consulting
    Location
    Pleasanton, California
    Number of Employees
    250 - 499
    View Profile

  • 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)

  • Kranz Consulting

    Full Service Accounting, Project Management & Finance Solutions

    Full Service Accounting, Project Management & Finance Solutions

    Hi, we are Kranz! We are the preeminent project management, accounting, and IT solutions firm helping start-ups and Venture Capital companies grow...

    Top Services:

    • IT Services
    • Accounting
    Location
    San Francisco, California
    Number of Employees
    250 - 499
    View Profile
    3.0 3.0 (2)

  • 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)

  • Argusoft

    Your Extended Engineering Team

    Your Extended Engineering Team

    Argusoft is a trusted software solutions design consultancy that provides end-to-end, enterprise-class turnkey solutions. Our team of Argonauts are trained to think design at every step, architecting, designing, and coding with the business goals and objectives of our clients in mind...

    Top Services:

    • Staff Augmentation
    • Software Development
    • IT Services
    • Mobile App Development
    • UI/UX Design
    • Show more
    Location
    Newark, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • 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

  • Milestone Technologies

    Delivering ServiceNow IT Expertise to the Worlds Top Companies.

    Delivering ServiceNow IT Expertise to the Worlds Top Companies.

    Expert IT services and solutions that optimize your business's technology investment. We are a prominent national provider of business and IT consulting services, established in 2001 and headquartered in Kirkland, Washington. Expert IT services and solutions that optimize your business's technology...

    Top Services:

    • IT Services
    Location
    Fremont, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $5/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    3.0 3.0 (2)

  • InfoStride

    Making Digital Accessibility, Usability, Inclusivity the Norm

    Making Digital Accessibility, Usability, Inclusivity the Norm

    A global Digital transformation company with over 20 years of experience, we identify gaps and fill them with state-of-the-art technology solutions...

    Top Services:

    • IT Services
    • Mobile App Development
    • Software Development
    Location
    San Jose, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    2 Projects Listed
    View Profile
    4.2 4.2 (5)

  • 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)

  • Kumaran Systems

    Engage Emerge Excel.

    Engage Emerge Excel.

    For over 30 years, Kumaran Systems has been at the forefront of the IT industry, renowned for its expertise in modernizing legacy software systems. In addition to legacy modernization, we provide comprehensive software development and testing services, enhanced with cloud capabilities, to meet the evolving...

    Top Services:

    • Software Development
    • Software Testing
    • Mobile App Development
    • Cloud Consulting
    • IT Services
    • Show more
    Location
    Menlo Park, California
    Number of Employees
    250 - 499
    View Profile
    2.2 2.2 (5)

  • Talentica Software

    Verified Verified by the DesignRush team for authenticity and credibility.
    Building Products AI-Native Way

    Building Products AI-Native Way

    Talentica is an IT services agency founded in 2003. It serves 180+ startups with custom software, AI, and SaaS development. The firm has 500+ engineers and has helped clients secure 9 patents. It’s best for funded startups and tech companies needing a long-term dedicated engineering partner...

    Top Services:

    • Software Development
    • AI Development
    • IT Services
    • Big Data Analytics
    • Blockchain
    • Show more
    Location
    Pleasanton, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    7 Projects Listed
    View Profile
    4.9 4.9 (27)
    4.4 4.4 (244)

  • SunTec.ai

    End-to-End Data Annotation and Enterprise AI Development Partner

    End-to-End Data Annotation and Enterprise AI Development Partner

    SunTec.ai is a premium enterprise AI services and data annotation provider, offering AI training data, data labeling (text, image, video, audio, and 3D LiDAR data), and enterprise AI development services, backed by 25+ years' experience and 850+ experts...

    Top Services:

    • AI Development
    • IT Services
    Location
    California City, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Portfolios Count
    1 Project Listed
    View Profile
    4.8 4.8 (7)

  • Robosoft Technologies

    Digital Consulting That Drives Business Innovation

    Digital Consulting That Drives Business Innovation

    Robosoft Technologies is an experience engineering company trusted by large global enterprises, ambitious startups, and mid-size companies worldwide. Our mission is to simplify every aspect of digital life, from utility services to entertainment and productivity at work...

    Top Services:

    • Mobile App Development
    • UI/UX Design
    • Web Development
    • Software Testing
    • Software Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    16 Projects Listed
    View Profile
    4.7 4.7 (4)

  • Kanda Software

    A Reliable Full-Service Software Development, Cloud, DevOps and QA Partner

    A Reliable Full-Service Software Development, Cloud, DevOps and QA Partner

    Leveraging 30 years of excellence designing, developing, deploying and supporting world-class software solutions, Kanda Software has established itself as a trusted Software Development, Cloud Engineering, DevOps and QA partner for companies ranging from innovative startups to large enterprises...

    Top Services:

    • Software Development
    • Mobile App Development
    • IT Services
    • IoT
    • VR/AR
    • Show more
    Location
    Alameda, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    16 Projects Listed
    View Profile
    4.7 4.7 (4)
    4.8 4.8 (8)

  • 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)

  • 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)

  • 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)

  • 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)

  • Wizeline

    Modern Times, Modern Measures. We Call It the Wizeline Way.

    Modern Times, Modern Measures. We Call It the Wizeline Way.

    Wizeline is a recognized global leader for on-point, outsourced design and technology services. Headquartered in San Francisco, the firm provides optimal data leverage, new market capitalization, product development, and much more. More than 10 million people use Wizeline products every day...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Web Design
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    3.7 3.7 (3)

  • Jelvix

    GLOBAL TECH PARTNER FOR DIGITAL TRANSFORMATION AND SOFTWARE INNOVATION

    GLOBAL TECH PARTNER FOR DIGITAL TRANSFORMATION AND SOFTWARE INNOVATION

    Jelvix is a global tech partner with 15+ years of experience, empowering industry leaders and startups. With 450+ IT experts, we drive digital transformation across Europe, North America, Nordics, and Southeast Asia...

    Top Services:

    • Software Development
    • Mobile App Development
    • VR/AR
    • AI Development
    • IoT
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $70/hr
    Portfolios Count
    10 Projects Listed
    View Profile

  • Advanced Hospitality Technologies

    Hospitality Technology Solutions Simplified

    Hospitality Technology Solutions Simplified

    Advanced Hospitality Technologies is a leader in Hospitality Technologies. We have an award winning benchmark for providing affordable, reliable and most advanced hospitality IT Solutions...

    Top Services:

    • IT Services
    • Cybersecurity
    Location
    Fremont, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $1000/hr
    View Profile
    3.4 3.4 (5)

  • Axon Active

    Agile Software Development Company

    Agile Software Development Company

    Axon Active is a Swiss software development company, founded in 2008, with strong expertise in Agile and a vast portfolio of successful international projects, ranging from small businesses to highly complex multi-platform systems for large corporate clients...

    Top Services:

    • Software Development
    • IoT
    • Mobile App Development
    • IT Services
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    View Profile
    4.4 4.4 (92)

  • Radixweb

    Your Software Development Partner Where AI Innovation Meets Engineering Excellence

    Your Software Development Partner Where AI Innovation Meets Engineering Excellence

    Founded in 2000, Radixweb is a global leader in AI-driven software, product engineering & digital transformation. With 25+ yrs, 650+ experts & 5,500+ projects for 3,000+ clients in 25+ countries, we deliver cloud & AI solutions across industries, driving innovation, agility & growth...

    Top Services:

    • Software Development
    • Web Development
    • eCommerce Development
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Artesia, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Portfolios Count
    24 Projects Listed
    View Profile
    4.2 4.2 (385)

  • OptiSol Business Solutions

    Cloud Web, Mobile, AI & ML, IT Staffing, DataOps

    Cloud Web, Mobile, AI & ML, IT Staffing, DataOps

    A Trusted digital transformation partner of global enterprises with expertise in Native Web and Mobile Applications, AI & Machine Learning services hosted on AWS and Azure Cloud, and product implementations...

    Top Services:

    • Web Development
    • Software Development
    • IoT
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Sacramento, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $18/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.0 4.0 (84)

  • Trantor

    IT Consulting Services & Enterprise Technology Solutions Partner

    IT Consulting Services & Enterprise Technology Solutions Partner

    Trantor is a pioneer in creating enterprise technology solutions and state-of-the-art Captive Centers of Excellence (CoE) assisting enterprises across the globe with their digital transformations and business needs. Our commitment to excellence and authenticity has led to long-term working relationships with...

    Top Services:

    • IT Services
    • AI Development
    Location
    Menlo Park, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    5.0 5.0 (1)

  • Apolis

    360° Service 365 Days a Year

    360° Service 365 Days a Year

    Apolis is a digital consultancy that integrates experts and leading solutions into your organization...

    Top Services:

    • IT Services
    • Cloud Consulting
    • HR Outsourcing
    Location
    El Segundo, California
    Number of Employees
    500 - 999
    View Profile

  • iSpace

    IT Services Mobility, Analytics, Dev Ops and Cloud Solutions

    IT Services Mobility, Analytics, Dev Ops and Cloud Solutions

    iSpace is a global services company focused on Information Technology Services, Business Process Services, Location Based Services and Healthcare Solutions...

    Top Services:

    • Managed Services
    • IT Services
    • Software Development
    Location
    El Segundo, California
    Number of Employees
    500 - 999
    View Profile
    3.0 3.0 (4)

  • TerraLink

    Your gateway to OpenText ECM excellence.

    Your gateway to OpenText ECM excellence.

    Elevate Your Business with TerraLink's OpenText Intelligence. We specialize in comprehensive consulting, covering enterprise content management, workflow optimization, business automation, resource planning, and financial management. With a focus on leveraging cutting-edge technology and top-tier expertise...

    Top Services:

    • ECM Consulting
    • IT Services
    • Software Development
    Location
    Menlo Park, California
    Number of Employees
    500 - 999
    Portfolios Count
    5 Projects Listed
    View Profile
    5.0 5.0 (1)

  • CARET®

    Smart Practice Management. Built for Law & Accounting.

    Smart Practice Management. Built for Law & Accounting.

    CARET provides cloud-based practice management and payment solutions purpose-built for legal and accounting firmsstreamlining workflow, boosting efficiency and freeing professionals to focus on what matters...

    Top Services:

    • IT Services
    • Software Development
    Location
    Del Mar, California
    Number of Employees
    500 - 999
    View Profile
    3.2 3.2 (102)

  • Zazmic

    Lightning-Fast AI, Cloud & Cybersecurity Solutions

    Lightning-Fast AI, Cloud & Cybersecurity Solutions

    Zazmic has been at the forefront of AI/ML and software development innovation for over a decade. Today, we continue to lead the charge as the Google Cloud Premier partner and a top provider of Gen AI, cybersecurity, and cloud services. Design, architecture, top-tier engineering we have it all...

    Top Services:

    • AI Development
    • Mobile App Development
    • UI/UX Design
    • Cloud Consulting
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    3.7 3.7 (6)

  • Speridian Technologies

    A Global IT Solutions & Consulting Firm

    A Global IT Solutions & Consulting Firm

    As a global Information Technology Consulting Company, we help clients modernize their businesses through Digital Transformation. At our core, we are an Information technology consulting and services company with a proven track record of solving business challenges with our unique, industry-based consultative...

    Top Services:

    • IT Services
    Location
    Irvine, California
    Number of Employees
    500 - 999
    View Profile
    4.7 4.7 (14)

  • Cleverlance

    VR and AR specialists in mobile & frontend

    VR and AR specialists in mobile & frontend

    We serve as a strategic partner for our clients, providing expertise in mobile development, VR, AR, portal, and back-end IT systems. Our services encompass the entire delivery process, from UX/UI design to final product delivery, and we guide our clients through the design and development journey...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Development
    • IT Services
    • Show more
    Location
    Palo Alto, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • Savvycom

    Your AI-Driven Software Development Partner

    Your AI-Driven Software Development Partner

    Savvycom is an AI-driven software development and IT consulting company founded in 2009, helping enterprises design, build, and modernize digital systems that deliver measurable business outcomes. Recognized as one of Vietnams Top 10 Digital Technology Companies, Savvycom partners with organizations...

    Top Services:

    • Mobile App Development
    • Software Development
    • Web Development
    • IT Services
    • AI Development
    • Show more
    Location
    Laguna Beach, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $40/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    9 Projects Listed
    View Profile
    4.7 4.7 (29)

  • Abjayon

    Accelerating Digital Transformation for Industries

    Accelerating Digital Transformation for Industries

    Abjayon offers clients all around the world services for developing cutting-edge products and solutions...

    Top Services:

    • IT Services
    • Software Development
    Location
    Fremont, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • Teksun

    Tapping Into the Future of Collaboration

    Tapping Into the Future of Collaboration

    Teksun Inc. has been at the forefront of developing cutting-edge IoT solutions since 2009, becoming a trusted partner for 300+ customers who rely on our diverse portfolio of product engineering services spanning embedded hardware and software to human/machine interfaces and cloud tech platforms. Our ISO...

    Top Services:

    • AI Development
    • IoT
    • Software Development
    • Mobile App Development
    • Web Development
    • Show more
    Location
    Milpitas, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile
    4.9 4.9 (13)

  • Ojas Innovative Technologies

    IT Services For Your Company

    IT Services For Your Company

    We can provide cost-effective solutions and increase customer margins because of our aggressive rate card and reusable assets...

    Top Services:

    • Web Development
    • UI/UX Design
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Santa Clarita, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.1 4.1 (823)

  • Affirma Consulting

    Trusted technology solutions!

    Trusted technology solutions!

    Affirma is a full-service technology consultancy, situated in Bellevue, WA, that has been awarded for its services. Our expertise lies in Mobile, Cloud, Business Intelligence, SharePoint, Technology Infrastructure, Custom Development, Visual Design, and Staffing Services...

    Top Services:

    • Software Development
    • IT Services
    • Cloud Consulting
    • CRM Consulting
    • Digital Marketing
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.7 4.7 (31)

  • KPI Partners

    Accelerate Your Business with KPI Partners

    Accelerate Your Business with KPI Partners

    KPI Partners, a globally recognized consulting firm, specializes in app development, strategy, technology, and digital transformation. With our expertise in AI, data analytics, and value-added solutions, we help clients solve complex business challenges and harness the power of cloud applications and big...

    Top Services:

    • IT Services
    Location
    Newark, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile
    3.0 3.0 (2)

  • Visionary Integration Professionals

    Agility. Delivery. Together At Scale.

    Agility. Delivery. Together At Scale.

    Visionary Integration Professionals (VIP) presents a versatile array of solutions, enabling organizations to seamlessly align their strategies with execution. Our expertise spans four core disciplines: Management Consulting, DevOps Consulting, Software Quality Management, and Organizational Development...

    Top Services:

    • Cybersecurity
    • DevOps Consulting
    • IT Services
    • Managed Services
    • Show more
    Location
    Rancho Cordova, California
    Number of Employees
    500 - 999
    View Profile
    5.0 5.0 (6)

  • Accely

    SAP Consulting for Business Growth

    SAP Consulting for Business Growth

    Accely is a premier SAP consulting agency renowned for its refined methodologies, innovation, and vast expertise. With a focus on delivering robust, scalable, and quality solutions, Accely offers tailored SAP consulting services that ensure a higher return on investment (ROI). Whether clients are small...

    Top Services:

    • Business Consulting
    • IT Services
    Location
    Newport Beach, California
    Number of Employees
    500 - 999
    Minimal Budget
    $25,000 - $50,000
    View Profile
    4.3 4.3 (27)

  • Netenrich, Inc.

    Empowering Autonomic Cyber Defense

    Empowering Autonomic Cyber Defense

    Netenrich redefines security operations with its adaptive, AI-powered cybersecurity solutions. Its Resolution Intelligence Cloud platform delivers proactive threat management tailored to meet unique client needs and driven by big data. As a trusted Google partner, the agency brings agility and precision to...

    Top Services:

    • Cybersecurity
    • Cloud Consulting
    • IT Services
    Location
    San Jose, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.9 4.9 (11)

  • Top Remotely

    Top 1% Tech Talent with 1500+ In-house Developers

    Top 1% Tech Talent with 1500+ In-house Developers

    We don't just build software at Top Remotely we create solutions that work, scale, and impress. With a powerhouse team of 150+ in-house developers, we turn complex challenges into seamless digital experiences. Whether you need custom software, enterprise platforms, or next-gen IT solutions, we bring the Top...

    Top Services:

    • Mobile App Development
    • Software Development
    • DevOps Consulting
    • IT Services
    • Web Development
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • TechMatter

    Health Tech and Managed IT Services Company

    Health Tech and Managed IT Services Company

    TechMatter is a leading global provider of technology and healthcare solutions headquartered in Glendale, California. The company specializes in enterprise software development, automation, and revenue cycle management, empowering organizations to streamline operations and achieve sustainable growth. With a...

    Top Services:

    • Digital Services
    • Design Services
    • UI/UX Design
    • Web Development
    • Affiliate Marketing
    • Show more
    Location
    Glendale, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $100/hr
    View Profile
    4.5 4.5 (40)

  • Simform

    Your Product Engineering & Gen AI Partner

    Your Product Engineering & Gen AI Partner

    Simform is a premier digital engineering company specializing in Product Engineering, Cloud, Data, Agentic AI, and Enterprise Platform Innovation. We help enterprises and high-growth ISVs build digital experiences and scalable, enterprise-grade products what work at scale...

    Top Services:

    • Software Development
    • Cloud Consulting
    • AI Development
    • Big Data Analytics
    • DevOps Consulting
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    8 Projects Listed
    View Profile
    4.9 4.9 (16)
    4.8 4.8 (21)

  • HCLTech

    Expertise in Digital, Engineering and Cloud.

    Expertise in Digital, Engineering and Cloud.

    Powered by a global team of 221,000+ diverse and passionate people across 60 countries, we deliver smarter, better ways for all our stakeholders to benefit from technology...

    Top Services:

    • IT Services
    • Cloud Consulting
    • AI Development
    Location
    Sunnyvale, California
    Number of Employees
    1000 & Up
    View Profile
    4.7 4.7 (4)
    4.5 4.5 (9009)

IT Services Companies in California by City

Related Services in California

IT Services Specializations in California

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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.

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Learn more about DesignRush Agency Ranking Methodology.

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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. 

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