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.
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
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
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
With nine offices worldwide, we are innovators with more than 20 years of experience in digital development and more than 5 years of international Nearshoring experience. We provide the businesses that run our world with excellent custom software and IT staffing solutions...
Top Services:
- IT Services
- Staff Augmentation
- Location
- San Jose, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $49/hr
- Minimal Budget
- $1,000 - $10,000
Technicate studies concepts and develops the product from the ground up, from simple ideas to effective applications. We immediately transform into your dependable, quick, high-quality development team...
Top Services:
- Software Development
- Mobile App Development
- Web Development
- IT Services
- Show more
- Location
- Rancho Cordova, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
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
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
ClearScale is a prominent company specializing in cloud-native systems integration, strategic consulting and application development since 2011. Our exclusive focus is on designing, building, integrating and managing complex infrastructures and applications on the Amazon Web Services (AWS) platform. With a...
Top Services:
- IT Services
- Software Development
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
We are a versatile company specializing in digital marketing, technology services, and software development. As a comprehensive digital agency, we offer a wide range of services including business consulting, strategy, experience design and technology...
Top Services:
- IT Services
- Software Development
- Location
- San Ramon, California
- Number of Employees
- Under 49
- Minimal Budget
- $10,000 - $25,000
DLL Techs is a reputable Managed IT & Security Service Provider and Cybersecurity Specialists catering to small and medium-sized businesses. We offer an array of additional services, including web development, marketing, and media services...
Top Services:
- IT Services
- Cybersecurity
- IT Compliance Solution
- Cloud Consulting
- Managed Services
- Show more
- Location
- Glendora, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
We Solve Problems is the innovative IT managed services and support firm in Los Angeles. Our mission is to utilize technology to enhance lives and businesses. With a team of dedicated experts, we tailor IT solutions and services to maximize your business advantage, streamline workflows and reduce operating...
Top Services:
- IT Services
- Location
- Beverly Hills, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $1,000 - $10,000
ClearFuze Networks specializes in creating custom IT solutions for businesses and individuals, aligning with their long-term objectives. With unwavering reliability and exceptional service, we handle everything from software installations to global communications. Since 2002, we have helped businesses enhance...
Top Services:
- IT Services
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
Trinity Networx understands the significance of technology solutions for clients. We invest in their success, leveraging decades of experience and exceptional IT skills. As part of their company culture, they serve clients as integral partners, offering personalized recommendations. Trinity Networx is...
Top Services:
- IT Services
- Location
- Ontario, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $300/hr
- Minimal Budget
- $1,000 - $10,000
Helixstorm is your trusted full-service IT department, offering cloud solutions, virtualization, 24/7 managed IT support and professional consulting services. We align technology with your business strategy, ensuring security and relevancy. With a focus on customer service excellence, our certified engineers...
Top Services:
- IT Services
- Location
- Temecula, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $1,000 - $10,000
Akins IT is dedicated to empowering individuals through technology, making the complex simple. Based in Southern California, we specialize in tailoring IT Infrastructure and Security solutions for state, local and education organizations. As your trusted experts, we simplify technology and deliver results...
Top Services:
- IT Services
- Location
- Newport Beach, California
- Number of Employees
- Under 49
TeraPixels Systems, a leading managed services provider, offers customized solutions in audio, video, IT, security, video wall and display systems. Our mission is to partner with clients in their critical missions, ensuring optimized and accurate systems. Our holistic approach, driven by core values, sets us...
Top Services:
- IT Services
- Location
- Irvine, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
Breeze IT is the trusted IT Solutions Provider in Southern California, offering managed services, cybersecurity services, cloud solutions and IT consulting. With a personal and value-based approach, we deliver superior customer experiences and tailor our solutions to help organizations of all sizes achieve...
Top Services:
- IT Services
- Location
- Costa Mesa, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
Nexplay Consulting specializes in providing top-quality managed IT and infrastructure cabling services to the hospitality industry. With a focus on white-glove service and execution, we support the finest hotels and establishments across the U.S. Our innovative solutions and unwavering commitment to customer...
Top Services:
- Cloud Consulting
- IT Services
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $1,000 - $10,000
Valeo Networks is an award-winning, 360-degree Managed Security Service Provider serving state, country and municipal markets, SMBs and non-profit organizations. Hailed as one of top 5% of revenue-generating MSSPs nationwide, we are considered one of the biggest MSSPs nationally. Our team provides solutions...
Top Services:
- Cybersecurity
- Cloud Consulting
- IT Services
- Location
- Camarillo, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $199/hr
- Minimal Budget
- $1,000 - $10,000
Situated in the vibrant "Silicon Forest" region of the Pacific Northwest, Oxalis boasts an accomplished team that excels in delivering top-notch services related to Atlassian software implementation, customization and consulting...
Top Services:
- IT Services
- Software Development
- Location
- Petaluma, California
- Number of Employees
- Under 49
- Minimal Budget
- $1,000 - $10,000
Established in 2001 by a team of dedicated technology and business experts, Leverage IT has been steadfast in its mission to deliver impactful services that boost business success...
Top Services:
- IT Services
- Location
- Sacramento, California
- Number of Employees
- Under 49
opsZero specializes in delivering Kubernetes Migration as a Service, ensuring seamless transitions for companies to the Kubernetes platform...
Top Services:
- IT Services
- Cloud Consulting
- Location
- Nevada City, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
A specialist in offering technological services. SystemGo IT collaborates with businesses to enhance procedures and save time and money. The company is driven by a passion for technology, a dedication to customer service, and a desire to close the technological and business divide...
Top Services:
- IT Services
- Software Development
- Mobile App Development
- Web Design
- Digital Marketing
- Show more
- Location
- Riverside, California
- Number of Employees
- Under 49
Our team of experts is dedicated to delivering innovative technology and unparalleled customer support to enhance efficiency and effectiveness in running your business...
Top Services:
- IT Services
- Software Development
- Location
- Chula Vista, California
- Number of Employees
- Under 49
Our Nephologists provide consultancy, management and technology services to organizations...
Top Services:
- IT Services
- Cloud Consulting
- Location
- Chula Vista, California
- Number of Employees
- Under 49
Computer technologies are central to everyday life. Whether you work from home, do business online or use various technologies to simplify your life, we rely on these technologies to perform efficiently...
Top Services:
- IT Services
- Location
- Chula Vista, California
- Number of Employees
- Under 49
We are a hub for Software Engineer Staffing & Outsourcing, dedicated to assisting our clients in overcoming the technical talent shortage. Whether you aim to scale or enhance your Software Engineering team, we have the capabilities to help you quickly ramp up within a matter of days...
Top Services:
- Staff Augmentation
- IT Services
- Location
- Chula Vista, California
- Number of Employees
- 100 - 249
IMG Networks (IMG), a subsidiary of Imagine Media Group LLC, is an SBA Certified 8A company specializing in providing Program Management support, IT engineering services, and Research and Development services...
Top Services:
- IT Services
- Mobile App Development
- Location
- Chula Vista, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
Office1 is your gateway to a modernized business landscape. We provide proactive, personalized, and eco-friendly office technology solutions. Our comprehensive managed IT services, cloud integration and cutting-edge imaging services ensure a seamless digital transformation...
Top Services:
- IT Services
- Cloud Consulting
- Cybersecurity
- Managed Services
- Show more
- Location
- San Diego, California
- Number of Employees
- 100 - 249
At TIBCO, we empower businesses to unlock the potential of real-time data, enabling faster and smarter decision-making. With our industry-leading solutions, including TIBCO Connected Intelligence, we fuel the modern enterprise to confidently predict business outcomes...
Top Services:
- IT Services
- Location
- Palo Alto, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $300/hr
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
TeamLogic IT is your trusted technology advisor, bringing vision, expertise and a proactive approach to solving core problems. With customized solutions and unwavering support, we empower businesses to thrive in the fast-paced digital landscape...
Top Services:
- IT Services
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Average Hourly Rate
- $149/hr
- Minimal Budget
- $1,000 - $10,000
Focus on your business - not IT & Security. We take the headache away by building holistic IT & Security programs that enable your business goals, not block them. Let us worry about making this relationship work by increasing employee productivity and efficiency through strategic IT programs and management to...
Top Services:
- IT Services
- Location
- Los Angeles, California
- Number of Employees
- Under 49
Faster Planet isn't your typical IT company. Our experienced team of technical and business experts goes beyond technology expertise to develop cost-effective, future-proof solutions that align perfectly with your business needs...
Top Services:
- IT Services
- Location
- Simi Valley, California
- Number of Employees
- Under 49
The CORE Group is your trusted ally, offering secure solutions and exceptional services to elevate your business. With rapid assistance, certified professionals and a commitment to core values, we empower businesses to thrive in a dynamic technological landscape...
Top Services:
- Cybersecurity
- IT Services
- Location
- Long Beach, California
- Number of Employees
- Under 49
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
Experience Innovation with MotivIT. As a global Managed Service Provider and IT Support solutions provider, we offer end-to-end solutions to enterprises worldwide. From managed IT services and global service desk support to network operations, cloud services, software development and business process...
Top Services:
- Web Development
- IT Services
- Software Development
- Location
- San Jose, California
- Number of Employees
- 100 - 249
KritiKal Solutions is a technology design house and holds 22+ years of experience in AI, Computer Vision, Software Applications, Cloud and Mobile-based Solutions, Embedded Systems, Generative AI and Large Language Models. We specialize in R&D, product engineering, and innovation services...
Top Services:
- AI Development
- IoT
- Mobile App Development
- Software Development
- Wearables
- Show more
- Location
- Los Angeles, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $25,000 - $50,000
- Portfolios Count
- 4 Projects Listed
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
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
Epiq Infotech is a cloud and enterprise resource planning (ERP) consulting and implementation company with more than 20 years of experience and a focus on digital transformation. The company specializes in JD Edwards, Oracle NetSuite, and AWS, providing consulting, implementation, integration, managed...
Top Services:
- Software Development
- IT Services
- Location
- Cerritos, California
- Number of Employees
- 100 - 249
- Average Hourly Rate
- $1000/hr
- Minimal Budget
- $1,000 - $10,000
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
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
Satva Solutions is a leading Accounting Integration company and FinTech Product Development Agency all over the globe. We are premier in Accounting Integrations service for CPAs, SaaS companies, and Small & Medium Businesses and have a team of experts with a wealth of experience in this area. We at Satva...
Top Services:
- Software Development
- Staff Augmentation
- IT Services
- AI Development
- Show more
- Location
- Castaic, California
- Number of Employees
- 50 - 99
- Average Hourly Rate
- $25/hr
- Minimal Budget
- $1,000 - $10,000
inVerita is a global software, AI, and data engineering company with 150+ engineers across Europe, the USA, and Latin America(Colombia). We build secure, scalable solutions for healthcare, fintech, logistics, retail, defense, and e-learning...
Top Services:
- Software Development
- Big Data Analytics
- AI Development
- Product Design
- Software Testing
- Show more
- Location
- San Francisco, California
- Number of Employees
- 100 - 249
- Portfolios Count
- 16 Projects Listed
Sererra is a leading global provider of cloud solutions and technology consulting services that empower businesses to transform and thrive in the digital age. With a comprehensive suite of services, we specialize in NetSuite consulting, cloud-based ERP, CRM, and e-commerce solutions...
Top Services:
- IT Services
- eCommerce Development
- ERP Consulting
- CRM Consulting
- Show more
- Location
- Irvine, California
- Number of Employees
- 100 - 249
- Portfolios Count
- 3 Projects Listed
ScaleNorth is a dynamic management and NetSuite consulting firm dedicated to helping businesses achieve growth and success through strategic transformation. With a comprehensive range of services, we specialize in business strategy, operational improvement, change management, and leadership development...
Top Services:
- IT Services
- ERP Consulting
- Cloud Consulting
- CRM Consulting
- Show more
- Location
- Santa Ana, California
- Number of Employees
- Under 49
- Portfolios Count
- 3 Projects Listed
Protelo is a leading technology solutions provider that specializes in delivering innovative NetSuite consulting, ERP and CRM solutions to businesses of all sizes. With a comprehensive suite of services, we offer implementation, customization, integration, and support for Oracle NetSuite and Salesforce...
Top Services:
- IT Services
- Location
- Folsom, California
- Number of Employees
- Under 49
- Portfolios Count
- 3 Projects Listed
CEBA Solutions stands as a leading partner and reseller of NetSuite, a renowned provider of cloud-based business management software for comprehensive omnichannel commerce...
Top Services:
- IT Services
- ERP Consulting
- Location
- San Francisco, California
- Number of Employees
- Under 49
- Portfolios Count
- 3 Projects Listed
RXD Systems is a leading provider of innovative and comprehensive IT solutions designed to empower businesses in various industries. Our range of services includes NetSuite consulting, IT consulting, software development, cloud solutions, cybersecurity, and managed IT services...
Top Services:
- IT Services
- Location
- Los Angeles, California
- Number of Employees
- Under 49
- Portfolios Count
- 3 Projects Listed
IT Services Companies in California by City
Related Services in California
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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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