Top 100 IT Services Companies in California
The Best of September 2026Looking for a top IT services company in California?
For your company to grow, it is essential to choose the best technology. Hiring an innovative IT services provider is the easiest way to ensure that you are making the best use of technology, increasing sales, and staying one step ahead of the competition.
To assist you in your search for a partner, we’ve compiled this list of the top IT consultants in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
List of the Best California IT Companies
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691Undisclosed2 - 9 employeesSan Mateo, CAFounded in 2018, TEN31 Technology is a small IT managed services company. Their team offers IT managed services and Web Development.Read More
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692Undisclosed10 - 49 employeesMountain View, CASaprIT is a CRM consulting and SI company based in Mountain View, California. Established in 2013, the small team offers CRM consulting and SI, ERP consulting and SI, Custom Software Development, and API Development.Read More
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693$25,000+10 - 49 employeesNewport Beach, CALYSI is a small IT strategy consulting company. They offer IT strategy consulting and IT managed services and were established in 2018.Read More
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694Undisclosed50 - 249 employeesSan Francisco, CAVector Health Compliance is a Compliance Consulting company. The San Francisco, California-based company specializes in Compliance Consulting and BI & big data consulting & SI.Read More
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695Undisclosed10 - 49 employeesGlendale, CAIn Glendale, California, EpiGrowth is a CRM consulting and SI company. The firm offers CRM consulting and SI and is small.The firm was established in 2017.Read More
Industries
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696$1,000+10 - 49 employeesRancho Cucamonga, CANerdTek Inc is an IT managed services company. Their small team is in Rancho Cucamonga, California. Their services include IT managed services, Mobile & App Marketing, Web Development, Mobile App Development, and more. The company was founded in 2007.Read More
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697$1,000+10 - 49 employeesFresno, CAKapoor IT Solutions is an IT strategy consulting company. The firm is located in Fresno, California. Their services include IT strategy consulting and IT managed services.Read More
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698$1,000+2 - 9 employeesNewport Beach, CAIT managed services company OCMSP was launched in 2005. The team focuses on IT managed services and Cybersecurity and is headquartered in Newport Beach, California.Read More
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699$10,000+10 - 49 employeesIrvine, CAEstablished in 2018, Conveyance Solutions is a small Irvine, California-based ERP consulting and SI company. Their team offers ERP consulting and SI and API Development.Read More
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700$10,000+10 - 49 employeesIrvine, CASignalAge is an IT strategy consulting company. The Irvine, California-based team provides IT strategy consulting and cloud consulting & SI.Read More
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701$5,000+2 - 9 employeesLos Angeles, CACRM consulting and SI company SalesX was established in 2022. The team provides CRM consulting and SI and is located in Los Angeles, California.Read More
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702$1,000+10 - 49 employeesSacramento, CAHeadquartered in Sacramento, California, Amroar Technologies is a CRM consulting and SI company. The team offers CRM consulting and SI and IT strategy consulting.Read More
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703Undisclosed10 - 49 employeesIrvine, CAIntegration Technologies Inc. Is an IT managed services company launched in 2009. The small team offers IT managed services and cloud consulting & SI.Read More
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704$25,000+10 - 49 employeesSalinas, CASRS Networks Enterprise, an IT strategy consulting company, is based in Salinas, California. Their services include IT strategy consulting and unified communications consulting & SI.Read More
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705$1,000+10 - 49 employeesSan Francisco, CAWands & Hammers, an IT managed services and IT strategy consulting company, was established in 2019. The small team offers IT managed services and IT strategy consulting.Read More
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706Undisclosed10 - 49 employeesBeverly Hills, CAD2neXt is an IT managed services company. Launched in 2015, the agency focuses on IT managed services and Web Design.Read More
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707Undisclosed50 - 249 employeesPalo Alto, CADataTerrain is a big data analytics company. The midsize Palo Alto, California-based team focuses on BI & big data consulting & SI and IT managed services. The firm was launched in 2009.Read More
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708Undisclosed2 - 9 employeesGlendale, CABlackOps Systems is a Cybersecurity company. They provide Cybersecurity and were established in 2024.Read More
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709$1,000+2 - 9 employeesSan Francisco, CAExerium is a CRM consulting and SI company. The San Francisco, California-based firm offers CRM consulting and SI and Custom Software Development.Read More
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710Undisclosed10 - 49 employeesBurbank, CAAxus Networks is an IT managed services company established in 2011. The team focuses on IT managed services and Cybersecurity.Read More
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711$1,000+50 - 249 employeesCarlsbad, CAFrescoData, an Email Marketing company, is headquartered in Carlsbad, California. The midsize firm was established in 2005. Their services include Email Marketing, Event Marketing, Digital Strategy, Social Media Marketing, and more.Read More
Clients
GoogleIndustries
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712$5,000+2 - 9 employeesLong Beach, CARead More
Radcrafters is a marketing and advertising agency that has been offering marketing strategy, SEO, and web design services to their small business and mid-market clients in the telecommunications, automotive, and real estate industries since 2017. Their 10 employees are based in their Long Beach, Calif. office.
Clients
Safeword CreativeIndustries
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713$1,000+2 - 9 employeesSan Clemente, CARead More
Convuent is a digital marketing company from San Clemente, California. With one employee, their services include SEO, marketing strategy, and social media marketing. Founded in 2018, their clients are often small businesses in the dental, business, and financial services industries.
Industries
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714$1,000+10 - 49 employeesSan Luis Obispo, CAHeadquartered in San Luis Obispo, California, Marcitors is a small Email Marketing company. They specialize in Email Marketing, Search Engine Optimization, Other Digital Marketing, Social Media Marketing, and more and were founded in 2017.Read More
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715$10,000+10 - 49 employeesGold River, CANanoByte Technologies, an IT staff augmentation company, was established in 2015. Their small team is in Gold River, California and offers IT staff augmentation, Custom Software Development, Web Development, IoT development, and more.Read More
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716$1,000+2 - 9 employeesCulver City, CALocated in Culver City, California, Bright Defense, LLC. Is a Cybersecurity company. Their services include Cybersecurity and IT managed services.Read More
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717Undisclosed10 - 49 employeesSanta Clarita, CANetActuate, Inc. Is an AI Consulting company. They are in Santa Clarita, California and have small team of experts. Their services include AI Consulting and IT strategy consulting.Read More
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718$5,000+50 - 249 employeesSanta Clara, CALocated in Santa Clara, California, Opallios, Inc. Is a software development firm. They focus on Custom Software Development and BI & big data consulting & SI and were established in 2010.Read More
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719Undisclosed50 - 249 employeesSan Francisco, CARead More
ClearScale is a cloud-native systems integration, strategic consulting, and application development company founded in San Francisco with over 50 employees. They provide custom software development, mobile app development, and big data consulting services.
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720$10,000+2 - 9 employeesRancho Cordova, CANT CloudLogics LLC is a cloud consulting & SI company launched in 2025. The firm offers cloud consulting & SI and BI & big data consulting & SI, and is small.Read More
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