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 |
Organic rankings are determined by five factors: top services, reviews, portfolio, awards/press, and team expertise. Sponsored listings pay for a placement that appears above organic positions. Sponsorship does not affect star ratings or review content - read more on our methodology page.
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
- 94 Projects Listed
At Quantum IT Innovation, our team excels in AI, Big Data, RPA, and Mobile App Development for iOS, Android, and Cross-Platform. We also offer expert SEO, PPC, and Social Media services to drive your business forward in the USA, UK, Canada, Ireland, UAE, Australia, India, & across the globe...
Top Services:
- Web Development
- Social Media Marketing
- SEO
- PPC
- IT Services
- Show more
- Location
- San Clemente, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $10/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 101 Projects Listed
iApp Technologies: Trusted digital product development partner helping brands turn ideas into powerful & scalable solutions. We specialize in designing and building high-performance Web and Mobile Apps (iOS + Android) that align with evolving market demands and deliver measurable business impact...
Top Services:
- Mobile App Development
- Blockchain
- AI Development
- Web Development
- UI/UX Design
- Show more
- Location
- San Ramon, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 60 Projects Listed
John Limbocker, Founder of Internet Dominators, has been cracking Search Engine codes and getting top listings for his clients since the mid 90s. He is a sought after speaker making numerous worldwide guest appearances demystifying how the Search Engines really work and how to beat them. Most recently John...
Top Services:
- IT Services
- Location
- Huntington Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
We provide managed IT services, consulting and IT support for San Diego County. Leverage our proven cost-effective enterprise IT solutions and IT strategies. Contact an IT support consultant today!...
Top Services:
- IT Services
- Location
- San Diego, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $120/hr
- Minimal Budget
- Under $1,000
24hourtek provides managed IT services for SMBs and nonprofits in the San Francisco Bay Area and Denver. We focus on reliable IT operations, cybersecurity, and long-term IT strategy for organizations that want fewer disruptions and clearer direction. Our team supports day-to-day technology needs while helping...
Top Services:
- IT Services
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
At the forefront of IT, CRM & CX solutions, SoftClouds, headquartered in San Diego, CA, emerges as a transformative force. As an esteemed Oracle Platinum Partner, we specialize in crafting ERP solutions, cloud, mobile, and digital solutions that elevate corporate profitability while seamlessly unraveling...
Top Services:
- Cloud Consulting
- IT Services
- ERP Consulting
- Mobile App Development
- Show more
- Location
- San Diego, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 5 Projects Listed
WareGo is a leading provider of Warehouse Management Systems (WMS) and supply chain technology, dedicated to eradicating inventory chaos through intelligent automation...
Top Services:
- Software Development
- IT Services
- Location
- Chino, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Netpace designs and develops websites, digital products, web applications, mobile apps, and custom software for businesses across industries. Our work combines thoughtful UI/UX, modern engineering, scalable technology, and AI capabilities to create digital experiences that are intuitive, functional, and built...
Top Services:
- Web Development
- eCommerce Development
- Web Design
- Software Development
- AI Development
- Show more
- Location
- San Ramon, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 5 Projects Listed
Vertical Computers provides all aspects of IT services. From hosting to “help-desking”, we make IT simple, giving you peace of mind...
Top Services:
- IT Services
- Managed Services
- Location
- Chino, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
Cure8 helps cannabis businesses to solve their IT problems and get the professional-grade tech they need to launch, thrive, and grow...
Top Services:
- IT Services
- Cybersecurity
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
Xobee Networks is the #1 Managed Service Provider of innovative, cost-effective, and cutting-edge technology solutions in California. Through our wide range of services, we've helped businesses, non-profits, government entities and other organizations throughout California for over 26 years. Were the tech...
Top Services:
- IT Services
- Managed Services
- Cybersecurity
- Web Development
- Web Design
- Show more
- Location
- Fresno, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $165/hr
- Minimal Budget
- Under $1,000
We provide LA and OC metro area small businesses with Enterprise Class IT solutions, including data security, IT helpdesk & managed services, repairs and installations, and more. Get in touch to schedule your free consultation and network security audit...
Top Services:
- IT Services
- Cybersecurity
- AI Development
- Location
- Long Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $75/hr
- Minimal Budget
- Under $1,000
Integritrade is Californias premier provider of certified electronics recycling and IT Asset Disposition (ITAD) solutions. Based out of Fresno, CA, our strategic location and 30,000-square-foot facility ensure your devices remain safe and secure throughout the entire process. Serving businesses across the...
Top Services:
- IT Services
- IT Compliance Solution
- Managed Services
- Location
- Fresno, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
We design, develop, and deliver high-tech bespoke software solutions for SME's, Enterprises, funded startups and ventures...
Top Services:
- Software Development
- Mobile App Development
- IoT
- AI Development
- eCommerce Development
- Show more
- Location
- Dublin, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 2 Projects Listed
Emerging in the field of information technology, Mobile Computer Repair Services is an IT solutions provider that focuses on providing customers with assistance in the areas of servers, cloud computing, web development, search engine optimization, social media optimization, web design, and other sorts of...
Top Services:
- IT Services
- Web Design
- Web Development
- SEO
- Show more
- Location
- Westlake Village, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $118/hr
- Minimal Budget
- Under $1,000
ABSO Technologies delivers reliable, enterprise-grade Managed IT Services to businesses, municipalities, and nonprofits. Our fully in-house team provides proactive support, cybersecurity, and strategic IT solutions to keep your organization secure, efficient, and focused on growth...
Top Services:
- IT Services
- Managed Services
- Cloud Consulting
- Cybersecurity
- Staff Augmentation
- Show more
- Location
- Sacramento, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $90/hr
- Minimal Budget
- Under $1,000
TechAuditPros is a leading white label SEO agency offering outsource SEO services, SEO outsourcing services, technical SEO, link building, local SEO, and website optimization for agencies and businesses worldwide. As a trusted SEO outsourcing company India, we provide scalable, cost-effective solutions for...
Top Services:
- Digital Services
- Digital Strategy
- Branding
- Video Production
- Graphic Design
- Show more
- Location
- California Hot Springs, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $500/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
Trust Haven Solution is a U.S.-based digital services firm founded in 2020, with a team of 50249 professionals. Specializing in web design, PPC, SEO, social media, content writing, cybersecurity, IT strategy consulting, and full-stack web and app development, the agency supports small to midsized businesses...
Top Services:
- IT Services
- Cybersecurity
- Managed Services
- Cloud Consulting
- Web Design
- Show more
- Location
- Bakersfield, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $30/hr
- Minimal Budget
- Under $1,000
Dev Technosys is the web and mobile app development company in UAE,...
Top Services:
- Web Development
- eCommerce Development
- Mobile App Development
- Software Development
- IT Services
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 2 Projects Listed
Offering IT training, IT, and Managed IT services. You need technology, and not just for operational continuity – it should be an essential piece in your growth strategy. With technology changing at such a rapid rate, what’s available to you is always changing and it’s hard to keep up with all the cost...
Top Services:
- Managed Services
- IT Services
- IT Compliance Solution
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
Forum InfoTech (FIT) is a Top 100 managed services provider founded in 2004 and based in Riverside/Corona, California. The firm specializes in managed and comanaged IT, cloud migration (AWS, Azure), cybersecurity, identity and access management, IT compliance, and virtual CIO services. With 1150 employees...
Top Services:
- Cybersecurity
- IT Services
- Managed Services
- Cloud Consulting
- Show more
- Location
- Corona, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $50/hr
- Minimal Budget
- Under $1,000
IDOTECH provides a comprehensive suite of professional services in the realm of Information Technology, encompassing Business IT Services, Managed IT Services, Desktop Support, Network Infrastructure, Project Management, and Software Solutions. Our commitment to excellence is reflected in the breadth and...
Top Services:
- Cybersecurity
- IT Services
- IT Compliance Solution
- Managed Services
- Show more
- Location
- El Monte, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
Calance is a global IT services company delivering managed IT, Microsoft solutions, cloud services, cybersecurity, software development, and IT staffing solutions. We help organizations improve operations, modernize technology environments, and build scalable solutions through experienced teams and...
Top Services:
- Managed Services
- IT Services
- Cloud Consulting
- Cybersecurity
- Software Development
- Show more
- Location
- Glendale, California
- Number of Employees
- 500 - 999
- Average Hourly Rate
- $30/hr
- Minimal Budget
- Under $1,000
Pioneering the field of digital security, we provide state-of-the-art solutions tailored to fortify your data and infrastructure. Our team of seasoned professionals is wholly committed to furnishing resilient, personalized safeguards against ever-adapting cyber threats, affording you peace of mind in an...
Top Services:
- Cybersecurity
- IT Services
- IT Compliance Solution
- Managed Services
- Cloud Consulting
- Show more
- Location
- San Diego, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
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
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
Empowered IT Solutions stands out as a Technology Success Provider, offering innovative IT solutions and cutting-edge cybersecurity services. With our expertise, we empower businesses to navigate the digital landscape securely and efficiently...
Top Services:
- Managed Services
- Cybersecurity
- IT Services
- IT Compliance Solution
- Cloud Consulting
- Show more
- Location
- San Diego, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
As a software services firm, delivering excellence is our mission. We offer development services through specialized teams segmented through our various brands. Whether that is app or website development, WordPress, Open Source, Billing, or E-commerce; we deliver what we promise. We have simplified the...
Top Services:
- Mobile App Development
- Software Development
- eCommerce Development
- IT Services
- Show more
- Location
- Carlsbad, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $15/hr
- Minimal Budget
- Under $1,000
Appicoders builds high-performance mobile and web applications designed to accelerate business growth. With expertise in strategy, design, and development, we create scalable digital experiences that drive engagement and deliver measurable results...
Top Services:
- Digital Services
- Branding
- eCommerce Development
- IoT
- AI Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
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...
Top Services:
- Web Design
- Web Development
- Social Media Marketing
- IT Services
- PPC
- Show more
- Location
- Palm Desert, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
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...
Top Services:
- Digital Marketing
- SEO
- PPC
- Managed Services
- Cybersecurity
- Show more
- Location
- Orange County, California
- Number of Employees
- Under 49
- Minimal Budget
- Under $1,000
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...
Top Services:
- Software Development
- IoT
- Mobile App Development
- Wearables
- Web Design
- Show more
- Location
- Newport Beach, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $70/hr
- Minimal Budget
- Under $1,000
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...
Top Services:
- Graphic Design
- Web Development
- Digital Marketing
- SEO
- Social Media Marketing
- Show more
- Location
- Fullerton, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
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...
Top Services:
- Business Consulting
- CRM Consulting
- ERP Consulting
- ECM Consulting
- Cloud Consulting
- Show more
- Location
- Lathrop, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $20/hr
- Minimal Budget
- Under $1,000
At Saguna Consulting, we work alongside businesses to create, build, and improve digital products powered by the latest in AI, cloud computing, and modern software engineering. We provide businesses with innovative, scalable technology solutions, helping to overcome tough business problems, boost operational...
Top Services:
- Digital Services
- UI/UX Design
- Web Development
- Digital Marketing
- AI Development
- Show more
- Location
- Irvine, California
- Number of Employees
- 50 - 99
- Minimal Budget
- Under $1,000
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
We help businesses transform complex technology challenges into scalable, production-ready AI, software, and cloud solutions. From intelligent automation to enterprise-grade platforms, we build high-performing systems that scale with your business and deliver measurable, real-world impact...
Top Services:
- Web Design
- Web Development
- eCommerce Development
- AI Development
- Mobile App Development
- Show more
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
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...
Top Services:
- Customer Support
- Business Consulting
- Location
- Anaheim, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $100/hr
- Minimal Budget
- Under $1,000
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...
Top Services:
- Graphic Design
- IT Services
- VR/AR
- Mobile App Development
- Wearables
- Show more
- Location
- San Francisco, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
- Portfolios Count
- 1 Project Listed
ByteBotix InfoTech LLP is the top service provider, We focus on Industrial and web intelligence, Web and Mobile Applications and IOT based products. Whether you are a small , medium or largescale company we have got covered you all. What makes us stand out is that we deliver secured, standard and cost...
Top Services:
- Software Development
- Mobile App Development
- Software Testing
- Managed Services
- UI/UX Design
- Show more
- Location
- Vacaville, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- Under $1,000
IT Services Companies in California by City
Related Services in California
IT Services Specializations in California
Popular Services
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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:
- Managed IT support
- Cloud services
- Cybersecurity
- IT consulting
- Software development
- Infrastructure setup
- Help desk support
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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