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 ā | $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 ā | $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 ā | $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 ā | ā | Built ridesharing app for GoCar Malaysia. | eCommerce, Healthcare, Fintech |
| AppMakers USA | MIT, Stanford, UCLA engineers deliver on time and budget. | 5.0 ā | ā | Developed mobile app for CVS Pharmacy. | Retail, Education, Sports |
| Azumo | Nearshore experts trusted by Meta, Zynga, United Health. | 4.9 ā | $55 | Developed chatbot app for Facebook events. | AI, Fintech, Health Care |
| Koderspedia | Custom mobile and web solutions with rapid delivery. | 4.9 ā | ā | Web app for Gameloft Montreal exceeded expectations. | eCommerce, Gaming, Real Estate |
| Aristek Systems | AI and EdTech specialists with 22+ years experience. | 4.8 ā | $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 ā | $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 ā | ā | 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.
WGS2D is a boutique business and technology consulting firm built by experienced leaders from top-tier firms. We're known for moving fast, delivering real outcomes, and putting the client first always. What sets us apart is how we execute. We don't just advise; we own results. Our Say/Do ratio is 100%. if we...
Top Services:
- Managed Services
- Cloud Consulting
- IT Services
- DevOps Consulting
- Cybersecurity
- Show more
- Location
- Oakland, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Next-Generation AI Development Company - Transforming Ideas into Intelligent RealityDreamSoft4u is pioneering the future of AI-powered software development with cutting-edge Generative AI solutions that deliver measurable business impact...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- IoT
- AI Development
- Show more
- Location
- Corona, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 18 Projects Listed
Our mission is to unleash the potential of growth-oriented businesses through collaborative partnerships, exceptional service, and comprehensive managed IT solutions. To accomplish that, we use The Exigent Method, a proven process for road mapping your IT journey to align with your goals...
Top Services:
- Managed Services
- IT Services
- Cybersecurity
- Cloud Consulting
- IT Compliance Solution
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 3 Projects Listed
LYQX is a dynamic mobile and website development agency based in Ukraine, driven by a passionate team of designers and developers with over five years of experience. Specializing in UX/UI design and software development, the agency brings creativity and expertise to every project, ensuring exceptional results...
Top Services:
- Mobile App Development
- Software Development
- Web Development
- UI/UX Design
- eCommerce Development
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- Location
- San Francisco, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Since 2001, Consilien has helped SMB and mid-market companies run secure, stable IT that scales with the business. We're a security-first MSP offering Managed and Co-Managed IT, Managed Cybersecurity, compliance readiness (CMMC, NIST, SOC 2, PCI), vCIO and vCISO leadership, and AI governance...
Top Services:
- Managed Services
- Cybersecurity
- IT Services
- IT Compliance Solution
- Cloud Consulting
- Show more
- Location
- Torrance, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 8 Projects Listed
Rivo Agency is a leading custom software development firm dedicated to delivering innovative web and mobile solutions. With a focus on industries like healthcare, e-commerce, and construction, our expert team harnesses the latest technologies to create secure, scalable applications that drive business...
Top Services:
- Web Development
- Mobile App Development
- Software Development
- WordPress Website Design
- eCommerce Development
- Show more
- Location
- Citrus Heights, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $45/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 2 Projects Listed
NEKLO is an international custom software development partner. Since 2008, weve specialized in building and scaling digital products for high-stakes industries, including Healthcare, Fintech, Energy, and Construction...
Top Services:
- AI Development
- Software Development
- Mobile App Development
- Product Design
- Software Testing
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- Location
- Burlingame, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $35/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 4 Projects Listed
TPLEX is a software outsourcing company. We provide companies with top tech talent and product development expertise...
Top Services:
- AI Development
- Software Development
- Staff Augmentation
- Managed Services
- Cloud Consulting
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $40/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 2 Projects Listed
Top ranking Microsoft Dynamics Partner providing consultation for Dynamics 365 CRM, NetSuite, Dynamics 365 Business Central, Salesforce, SharePoint, BI, Custom Software Development, Web app development, Azure with other Microsoft Solutions. AlphaBOLD based in San Diego, USA. Contact Us Now!...
Top Services:
- CRM Consulting
- ERP Consulting
- Cloud Consulting
- AI Development
- IoT
- Show more
- Location
- Carlsbad, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $1,000 - $10,000
- Portfolios Count
- 1 Project Listed
Megamax Services helps businesses manage IT, modernize legacy systems like IBM iSeries/AS400, move to the cloud, build custom software, and strengthen cybersecurity. With 300+ IT professionals across 12 global delivery centers, it also offers DevOps, data & AI services, and Kasturi HRMS...
Top Services:
- Cybersecurity
- IT Services
- Web Development
- Digital Marketing
- Software Development
- Show more
- Location
- San Jose, California
- Number of Employees
- 250 - 499
- Average Hourly Rate
- $48/hr
- Minimal Budget
- $1,000 - $10,000
Clare Computer Solutions (CCS) is a San Ramon based managed IT services and cybersecurity provider supporting businesses across the San Francisco Bay Area. With decades of experience, CCS helps organizations modernize, secure, and optimize their technology environments for long-term growth...
Top Services:
- Managed Services
- Cloud Consulting
- IT Services
- Cybersecurity
- IT Compliance Solution
- Show more
- Location
- San Ramon, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $150/hr
- Minimal Budget
- $1,000 - $10,000
Esclatech is a leading software development and digital transformation company specializing in Mobile App Development, Web App Development, SaaS Solutions, and AI Automation Services...
Top Services:
- Digital Services
- IT Services
- Mobile App Development
- Software Development
- CRM Consulting
- Show more
- Location
- California City, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $100/hr
- Minimal Budget
- $1,000 - $10,000
DS Technologies is a global web design, development, and digital marketing agency. We specialize in creating innovative, custom solutions that drive measurable results. With expertise in SEO, UI/UX, and scalable web applications, we help businesses worldwide grow their digital presence and achieve sustainable...
Top Services:
- Graphic Design
- Web Design
- eCommerce Development
- Web Development
- UI/UX Design
- Show more
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
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IT Services Companies in California by City
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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:Ā
- Managed IT supportĀ
- Cloud servicesĀ
- CybersecurityĀ
- IT consultingĀ
- Software developmentĀ
- Infrastructure setupĀ
- Help desk supportĀ
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.Ā Ā
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.Ā
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.Ā Ā
- Basic packages cover help desk support, monitoring, and maintenanceĀ
- Mid-range plans include security management, cloud services, and data backupsĀ
- Higher-end packages add advanced cybersecurity, compliance support, and strategic IT consultingĀ
Project-based work, like migrations or infrastructure upgrades, is usually billed separately at hourly rates.Ā
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:Ā
- 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.Ā Ā
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.Ā
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.Ā Ā
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.Ā
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