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
United States × California ×
  • Your Tech Growth Partner

    Esclatech is a leading software development and digital transformation company specializing in Mobile App Development, Web App Development, SaaS Solutions, and AI Automation Services...

    Location
    California City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Digitize Your Ideas!

    Ideators, an Incorporated Registered Firm with a presence & clientele in Florida, Texas, Boston, San Francisco, Australia, Hong Kong, & Portugal is an emerging Digital Services & Solutions Firm. We ensure to integrate the expertise of the team professionals along with innovativeness, and your requir...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $1,000 - $10,000
  • Results Driven Strategies

    Facet Interactive is the go-to digital strategy agency. Our data-driven insight helps clients focus on higher-yield projects while we ensure strong returns through integrated marketing campaigns. We can step in as your product owner or CMO to provide direction when it comes to making informed product and...

    Location
    El Segundo, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $25,000 - $50,000
  • Make Technology Work

    Indium is an AI-driven digital engineering company that helps enterprises build, scale, and innovate with cutting-edge technology. We specialize in custom solutions, ensuring every engagement is tailored to business needs with a relentless customer-first approach...

    Location
    Cupertino, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $50/hr
  • Inspired IT Solutions

    Inspironix provides custom web data system development, and InspiroScan, a high quality, cost effective bubble form solution. Inspironix specializes in serving apprenticeships, K-12 education, higher education, public agencies, and emergency medical services...

    Location
    Sacramento, California
    Number of Employees
    Under 49
  • Software Development Made Easier.

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

    Location
    Walnut Creek, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $50,000 & Up
  • Local It Support You Can Count On.

    Our team of IT experts can assist you with a number of web development, computer, and network related issues. We do it all from website design and creation to virus removal, data backup and system diagnostics, as well as VPN setup and ongoing network support. We have operated in the Coachella Valley for...

    Location
    Palm Desert, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
  • Bring Business Online And Grow Sales

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

    Location
    Newark, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $10/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    4 Projects Listed
  • Railsware - A software development agency

    We're a software development agency that builds products that scale. Our engineering-first culture and product-minded approach have powered success stories like Calendlythe scheduling platform that revolutionized meetings for millions...

    Location
    West Hollywood, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
  • 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...

    Location
    Los Angeles, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $20/hr
    Minimal Budget
    $10,000 - $25,000
  • 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...

    Location
    Orange County, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $75/hr
    Minimal Budget
    $10,000 - $25,000
  • Websites That Drive Performance.

    Sonoma County Local Web Designers and Marketers where we focus on Customer Satisfaction and Results. Grow your business...

    Location
    Santa Rosa, California
    Number of Employees
    Under 49
  • We drive businesses like yours into the future

    NG Logic is a San Mateo, California-based software development agency specializing in custom web and mobile applications, DevOps, quality assurance, platform modernization, and staff augmentation. With over 20 years of experience, NG Logic partners with clients to deliver scalable, cloud-centric solutions...

    Location
    San Mateo, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $80/hr
    Minimal Budget
    $25,000 - $50,000
  • We Take Your Ideas Forward

    Aximsoft from San Ramon California, is the partner of choice for many of the world’s leading enterprises and emerging startups, delivering technology solutions right from ground-up. Be it product design, engineering or product marketing, we’ve got it all covered! From Printing to Energy, Automobile to...

    Location
    San Ramon, California
    Number of Employees
    100 - 249
  • 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...

    Location
    Menlo Park, California
    Number of Employees
    250 - 499
  • 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...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $10,000 - $25,000
  • From Application Development to Large-Scale Database Migrations – We’re Mission Ready.

    Equipped with expert, full-stack, agile teams, we help agencies, corporations and start-ups innovate and scale. And we do it on your terms, be it on the front lines or as a behind-the-scenes partner...

    Location
    San Francisco, California
    Number of Employees
    Under 49
  • 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...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
  • 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...

    Location
    Milpitas, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $49/hr
    Minimal Budget
    $10,000 - $25,000
  • Accelerance is Your Global Software Outsourcing Consultancy Partner.

    Accelerance is a highly regarded global authority on software outsourcing. We cater to technology leaders who require exceptional software development resources and expert consulting services. With over 20 years of experience, we have curated the world's largest network of certified software development and...

    Location
    Redwood City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $50,000 & Up
  • A Leading Technology Company

    We are an industry leading technology company in Orange County, CA specializing in managed IT services, cybersecurity & digital marketing for small and medium sized businesses. We ensure your systems are secure, running optimally and that you have help when needed...

    Location
    Orange County, California
    Number of Employees
    Under 49
    Minimal Budget
    Under $1,000
  • We Are A Striving Computer IT Consulting

    Softitec is a custom software development company delivering tailored web, mobile, and enterprise-grade digital solutions. Serving startups and enterprises alike, the agency builds scalable platforms that streamline operations, improve customer engagement, and accelerate growth. With a focus on innovation and...

    Location
    Newport Beach, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $70/hr
    Minimal Budget
    Under $1,000
  • 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...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
  • 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...

    Location
    Pleasanton, California
    Number of Employees
    Under 49
    Minimal Budget
    $10,000 - $25,000
  • Elevate Your Digital Experience: Where Web Excellence Begins.

    Sariya IT is an IT solutions and digital marketing agency dedicated to providing services such as web development, digital marketing, SEO, and IT solutions that seamlessly align with your unique business vision. With a strong focus on technology services, we empower your success...

    Location
    Fullerton, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
  • 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...

    Location
    San Jose, California
    Number of Employees
    100 - 249
    Minimal Budget
    $10,000 - $25,000
  • Enterprise Modernization Advisory

    Sunil Dhawan Consulting helps founders and businesses turn ideas into clear product plans, MVP roadmaps, and practical technology decisions. It offers structured guidance to help people build more clarity, confidence, and direction...

    Location
    Lathrop, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $20/hr
    Minimal Budget
    Under $1,000
  • AI-Powered Community of Expert Dev Teams

    DevTeam.Space is an AI-powered community of expert dev teams. Our mission is to help more businesses build great online products...

    Location
    Sunnyvale, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Senior Web, Mobile & AI Engineering

    Boutique studio of senior engineers building web, mobile, and AI products since 2015. We embed as a long-term extension of your team and ship code that lasts. 5.0 on Clutch, top 1% on Upwork...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $99/hr
    Minimal Budget
    $25,000 - $50,000
  • 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...

    Location
    Pleasanton, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $130/hr
    Minimal Budget
    $1,000 - $10,000
  • Leverage World-class Talent

    Toptal is a highly respected network of elite talent available when needed. Our team of problem-solvers is committed to integrity, and leading companies turn to us for critical projects. We equip organizations with the tools to compete and succeed in a rapidly-evolving business world, boasting exceptional...

    Location
    San Francisco, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $50,000 & Up
  • Empowering Your Ideas With AI Based Digital Solutions.

    We empower start-ups and mid-sized enterprises worldwide, crafting and refining their dream projects with cutting-edge technology. Our hallmark lies in Ideation and Innovation, the driving forces behind each successful Intelligent Application...

    Location
    Dublin, California
    Number of Employees
    Under 49
  • 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...

    Location
    Los Angeles, California
    Number of Employees
    250 - 499
    Minimal Budget
    $25,000 - $50,000
  • 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...

    Location
    Lake Elsinore, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $12/hr
    Minimal Budget
    Under $1,000
  • 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...

    Location
    Covina, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
  • Building Intelligent Software Solutions

    Cygnis Media, a top-tier custom software development company and leading IT consulting service provider in the USA, is synonymous with excellence. They specialize in creating bespoke software solutions tailored to meet diverse business needs. With a keen eye for innovation and a customer-first approach...

    Location
    Pleasanton, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • More Than Code We Build Trust Through Craft & Commitment

    Engineered with integrity. Backed by mentorship. Delivered with care. BTS transforms ideas into scalable, secure, and impactful digital products that deliver long-term value...

    Location
    San Francisco, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $55/hr
    Minimal Budget
    $50,000 & Up
  • 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...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $1,000 - $10,000
  • Award-Winning IT, Web & Software Services

    Jim founded Nerd Crossing with a simple mission in mind—to provide the world with a trustworthy, customer service-focused technology and web service provider. Nerd Crossing offers honest, high quality technology services to the San Francisco Bay Area and beyond...

    Location
    El Sobrante, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $165/hr
    Minimal Budget
    $1,000 - $10,000
  • Thinking Outside The Box

    City of Trees Tech is a Sacramento-based technology firm helping businesses build smarter, stronger digital foundations. We specialize in custom websites, web and mobile apps, CRM solutions, automation, and digital marketing designed to improve efficiency, visibility, and growth. Backed by a global team of...

    Location
    Sacramento, California
    Number of Employees
    Under 49
    Minimal Budget
    $1,000 - $10,000
  • Marketing. Advertising. Technology.

    Enspyre Digital is a marketing and advertising agency in Bakersfield, California specializing in growing businesses through lead generation and brand management...

    Location
    Bakersfield, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $125/hr
    Minimal Budget
    $1,000 - $10,000
  • Empowering Businesses With Insightful Technology.

    Insightful Networks is a leading technology solution provider founded in 1998, offering comprehensive IT services to businesses in the Los Angeles area. With a dedicated team of IT professionals, it prioritizes reliability, responsiveness, and quality in addressing clients' technology needs. Insightful...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
  • IT Security Beyond Limits

    Total Secure Technology, based in Sacramento, CA, specializes in delivering managed IT security and managed IT services to enhance cybersecurity defenses and business efficiency. Its dedicated team of cybersecurity experts and IT support technicians offers real-time threat management as a managed security...

    Location
    Sacramento, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
  • 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...

    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $300/hr
  • 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...

    Location
    San Jose, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $149/hr
    Minimal Budget
    $1,000 - $10,000
  • Maximize Your Revenue

    A U.S.-based medical management partner that supports physicians by streamlining operations, reducing administrative burdens, and allowing providers to focus on delivering quality patient care...

    Location
    Anaheim, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000
  • Your Trusted IT Consulting Company for Business Success.

    TST Technology is an IT consulting company that offers services such as UI/UX design, web and mobile app development, software development, and SaaS product development. They have completed over 40 projects across 15+ industries...

    Location
    Los Angeles, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $1,000 - $10,000
  • Best Game Development Company in USA.

    Source Code Lab is the Best Custom Game Development Company in Usa/India.Our game developers build remarkable games compatible with the most popular platforms to attract the attention of a wider audience...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $25/hr
    Minimal Budget
    Under $1,000
    Portfolios Count
    1 Project Listed
  • See Beyond, Rise Above.

    Persistent Systems, a renowned global leader in software product development and technology services. Delve into our innovative offerings to stay ahead in the ever-evolving landscape of technology...

    Location
    Santa Clara, California
    Number of Employees
    1000 & Up
    Average Hourly Rate
    $100/hr
    Minimal Budget
    $50,000 & Up
  • Transform Your Business with Our End-to-End IT Solutions.

    Chipsy Information Technology Services Pvt Ltd. offers comprehensive IT solutions, including expert consulting, mobile app development (VitalBase is an ABDM-enabled hospital management information system), application development, school management systems, and DevOps services...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $12/hr

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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