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

73 Companies - Rankings updated: September 09, 2026

DesignRush evaluates each agency using expert assessment and client feedback to inform your choices. Some featured agencies have paid placements.

Expertise
Industry
$10,000 - $25,000
Sort by: Sponsored
United States × California × $10,000 - $25,000 × Clear Filters

  • Smith Consulting

    Modern Design and Agile Development

    We reduce the friction of getting paid for your products and services online. With custom designs that are proven to be effective, we add value to your business using technology. Make your product easier to buy than your competitions...

    Top Services:

    • Cloud Consulting
    • IT Services
    • SEO
    • ERP Consulting
    • Cybersecurity
    • Show more
    Location
    Laguna Niguel, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    4.2 4.2 (21)

  • Diatom Enterprises

    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
    Visit Website View Profile
    4.9 4.9 (17)

  • Pratham Software

    Global IT Solutions

    We are a digital transformation consulting and software development company that delivers cutting edge solutions for global organizations and technology startups. Since 2000 we have been helping companies and established brands re-imagine their business through digitization...

    Top Services:

    • Mobile App Development
    • Software Testing
    • Software Development
    • Web Design
    • eCommerce Development
    • Show more
    Location
    Saratoga, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • CloudGeometry

    From Business Intent To Production-Ready Change

    CloudGeometry is a Silicon Valley engineering firm that builds and runs cloud-native platforms, data pipelines, and AI systems for SaaS and enterprise teams. Its AI-MSL offering pairs an AI-driven delivery platform with a managed service: AI agents carry build and maintenance work across the software...

    Top Services:

    • AI Development
    • Managed Services
    • Software Development
    • Mobile App Development
    • Cloud Consulting
    • Show more
    Location
    Sunnyvale, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    5.0 5.0 (2)

  • Tech.us, Inc

    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
    Visit Website View Profile

  • Cloud Brigade

    Solving Complex Problems with Innovative Solutions

    Cloud Brigade is a strategic and custom business and technical services provider. With over 15 years of experience, we excel in building innovative projects and solving complex business problems through technology. Our unique expertise allows us to see beyond boundaries and deliver exceptional solutions. We...

    Top Services:

    • Software Development
    • AI Development
    • IoT
    • IT Services
    • Show more
    Location
    Santa Cruz, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • ITColark Consulting

    Building Smart Enterprise Solutions For Growing Businesses.

    ITColark Consulting delivers customized enterprise software and IT solutions that help businesses streamline operations, scale efficiently, and achieve digital growth...

    Top Services:

    • Mobile App Development
    • DevOps Consulting
    • IT Services
    • eCommerce Development
    • AI Development
    • Show more
    Location
    California City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $11/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • MSP Mobility Corp.

    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
    Visit Website View Profile

  • Chiron LLC

    IT Solutions for your Business

    Chiron LLC is the IT Consulting Company which focuses on the Web Development; Custom Web and Mobile Solutions built on OutSystems; Building Collaboration environments with Business Processes automation and integration of different application between each other...

    Top Services:

    • Software Testing
    • Mobile App Development
    • Software Development
    • IT Services
    • Managed Services
    • Show more
    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $106/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • Top Remotely

    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
    Visit Website View Profile

  • Sunvera Software

    We Build Next-Generation Applications for Small and Mid-Sized Companies.

    Sunvera Software builds innovative and intelligent chatbot solution, mobile, and web applications to help small and mid-sized companies improve operational efficiency and customer satisfaction while reducing company costs...

    Top Services:

    • Web Design
    • Software Development
    • AI Development
    • Mobile App Development
    • IT Services
    • Show more
    Location
    Orange County, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    5.0 5.0 (9)

  • OutsourcingDev

    For Seamless Collaborations

    OutsourcingDev is your expert partner in outsourcing services. Founded by a seasoned data Engineer, we offer customized and high-quality solutions. Our comprehensive services cover the entire development lifecycle, and we specialize in assembling dedicated development teams for seamless collaboration...

    Top Services:

    • Software Development
    • Mobile App Development
    • Web Design
    • Web Development
    • UI/UX Design
    • Show more
    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • Orion eSolutions

    Holistic & Innovative Solutions For Your Business Needs.

    Orion eSolutions is not only a one stop shop for technology but also a software boutique specialised in development of web applications, mobile apps, desktop application or customisation of already built technology upto the par of best practice in the market...

    Top Services:

    • Mobile App Development
    • Web Development
    • eCommerce Development
    • Software Development
    • AI Development
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • Teksun

    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
    Visit Website View Profile
    4.9 4.9 (13)

  • Zymr

    Cloud Native Software Development

    ZYMR offers cutting-edge cloud-based services for Healthcare, HIPAA, Biotech, etc... We are a leading cloud technology services provider in Silicon Valley, USA. Get in touch for cloud-based solutions today...

    Top Services:

    • AI Development
    • IoT
    • Mobile App Development
    • Software Development
    • Blockchain
    • Show more
    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    5.0 5.0 (6)

  • Jaxel

    Software Development and Cloud Technology Company

    We’re a solution-based technology company with a focus in cloud transformation, software development and big data analytics services based out of California. We combine the love for engineering and big data to scale projects and help businesses grow. Our passion for technology drives results-based solutions...

    Top Services:

    • Software Development
    • Mobile App Development
    • AI Development
    • Cybersecurity
    • Big Data Analytics
    • Show more
    Location
    Pleasanton, California
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • Trustify Technology

    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
    Visit Website View Profile
    5.0 5.0 (14)

  • Teamvoy

    We Bring The Tech. You Get The Wins.

    Teamvoy is an AI engineering and transformation partner. We help companies make smarter technology decisions and turn them into production-ready software...

    Top Services:

    • Software Development
    • AI Development
    • Design Services
    • Web Design
    • UI/UX Design
    • Show more
    Location
    Covina, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    4.7 4.7 (29)

  • Genium

    Innovating Products With Tailored Software Solutions

    Genium is a software development and agile consulting agency delivering custom solutions to forward-thinking businesses. From mobile and web app development to AI integration, its team provides expertise to help clients achieve their business goals. Genium's services focus on minimizing risks while driving...

    Top Services:

    • IT Services
    • Software Development
    • Mobile App Development
    • Staff Augmentation
    • Show more
    Location
    San Mateo, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • Delta Infotek

    Revolutionize Your Business with IT Expertise.

    Delta Infotek specializes in low-code technology and tailored IT solutions, empowering businesses to streamline operations, secure digital assets, and thrive in the digital age...

    Top Services:

    • IT Services
    • Cloud Consulting
    Location
    San Diego, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile

  • Vipra Business Consulting Services Pvt. Ltd.

    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
    Visit Website View Profile
    4.3 4.3 (1)

  • Appther

    Transforms Digital Idea Into Reality

    Appther is a software and mobile app development company creating intelligent, scalable, and user-friendly digital solutions powered by innovation and AI...

    Top Services:

    • Mobile App Development
    • Software Development
    • AI Development
    • Design Services
    • Product Design
    • Show more
    Location
    Signal Hill, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $22/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed
    Visit Website View Profile
    4.7 4.7 (23)

  • TechnoBrains Business Solutions

    Empowering Businesses Through Innovative Software Development

    TechnoBrains Business Solutions is a global software development and AI solutions company founded in 2009, delivering custom web, mobile, AI, and enterprise software solutions for startups, SMEs, and established enterprises worldwide. Headquartered in Ahmedabad, India, with a presence in the United States...

    Top Services:

    • AI Development
    • Mobile App Development
    • Software Development
    • eCommerce Development
    • Web Development
    • Show more
    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Minimal Budget
    $10,000 - $25,000
    Visit Website View Profile
    4.8 4.8 (26)

IT Services Companies in California by City

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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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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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