Top IT Services Companies in California
Are you looking to seek consultation from the best IT services companies in California? Professional IT services lend you a fresh perspective and help you analyze your existing setup. Innovative solutions from IT service providers will act as a catalyst to bring about positive changes in your current setup and help you strengthen the security of your data. With cost-effective, customized solutions, you can realize more productivity in your structure. Here is a list of the top IT firms in California rated on quality, reliability, and ability.
List of IT Services Companies in California | Top IT Firms in California
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GTS is the leading IT services and solutions company providing services in cyber security, staff augmentation and software development domains. Founded in 2006, GTS has presence in the US, Singapore, South Korea, Romania, UAE and South Asia. We provide a comprehensive array of cyber security, staffing and software development services to technology companies and IT ... read Global Tech Studio reviews & insights
< $25/hr10 - 492016San Francisco, California -
IT Support LA is one of the leading tech companies providing IT solutions to various businesses in and across Los Angeles. Our company was set up in 2002 and since has been providing customized services to small and mid-size businesses across Los Angeles. Our mission is to provide large company-level IT services to our clients ... read IT Support Company In LA reviews & insights
< $25/hr2 - 92002Calabasas, California -
Acuvity Consulting is a California-based boutique management consulting firm delivering Big 4–level strategy services at a fraction of the cost. Founded by a former Deloitte Engagement Manager, we bring 20+ years of experience across healthcare, manufacturing, technology, and the public sector. We specialize in bridging business and technology strategy through CIO/CTO advisory, IT modernization & cybersecurity, ... read Acuvity Consulting USA Inc. reviews & insights
$200 - $300/hr10 - 492013Livermore, California -
Deploy Elite Tech Squads. Built to Deliver. Silicon Valley-based Outstaffing Studio, Led by Alex Raud SVITS provides high-performance IT professionals—from junior developers to executive-level leaders—all trained under the command of Alex Raud: former Performance Architect of Intel VTune, GPA, and Director of SEAPI. He led Intel's strategic collaborations with Apple and Microsoft. You're using his ... read Silicon Valley IT Solutions reviews & insights
$25 - $49/hr2 - 92023Sunnyvale, California -
IT services provider Xperts Unlimited has been delivering flat-rate, all-inclusive managed IT solutions since 2000. Headquartered in Marina del Rey and Irvine, California, the company supports small and mid-sized businesses across Los Angeles and Orange County. Acting as a dedicated remote IT department, Xperts Unlimited offers 24/7 help desk support, network monitoring, cybersecurity, cloud services, ... read Xperts Unlimited reviews & insights
< $25/hr10 - 492020Marina del Rey, California -
Bellvia Solutions is a nationwide IT, cloud, and cybersecurity services provider helping organizations modernize securely in an evolving digital world. Headquartered remotely in California, Bellvia operates with a remote-first workforce, supporting clients across all 50 states. Bellvia Solutions is a Certified California Small Business (Micro) Vendor Eligible for direct awards under Government Code 14838.5. As ... read Bellvia Solutions LLC reviews & insights
NA2 - 92025Irvine, California -
CAL IT Group is a trusted Managed IT services provider based in Orange County, specializing in tailored technology solutions for small and mid-sized businesses. With a strong focus on cybersecurity, business continuity, and responsive support, CAL IT Group empowers companies to operate securely and efficiently. Their team of certified experts delivers proactive monitoring, cloud integration, ... read CAL IT Group reviews & insights
NA10 - 492016Huntington Beach, California -
Since 1989, Divine Logic has helped Fresno and Central Valley businesses stay secure, productive, and connected through calm, practical IT management. We provide managed IT services, vCIO strategy, cloud and cybersecurity solutions tailored to each client’s goals. Our remote-first approach ensures quick resolutions, while on-site support is scheduled when it truly matters. At Divine Logic, ... read Divine Logic reviews & insights
$150 - $199/hr10 - 491989Fresno, California -
OC Security Audit – Your Partner in Cybersecurity and IT Compliance OC Security Audit is a California-based cybersecurity and IT consulting firm specializing in network security audits, IT infrastructure assessments, and compliance solutions. We help organizations identify vulnerabilities, strengthen defenses, and achieve compliance with frameworks such as PCI-DSS, HIPAA, NIST, and ISO 27001. With over ... read OC Security Audit reviews & insights
$150 - $199/hr2 - 92020Irvine, California -
Clymin is a data scraping-as-a-service AI company. We extract information from web and mobile applications by leveraging AI and convert it into structured data. Our proprietary technology allows us to effectively extract and parse data at scale. We can provide data in the desired formats for customers, such as CSV, JSON, S3 upload, API integration, ... read Clymin reviews & insights
< $25/hr10 - 492023San Francisco, California -
VFIX Communications is a trusted managed IT services provider serving businesses throughout the San Francisco Bay Area. We help small and midsize organizations improve security, reduce downtime, and streamline daily operations through reliable and comprehensive IT support. Our team works closely with professional services firms, nonprofit organizations, medical and dental offices, and multi location businesses that ... read VFIX Communications reviews & insights
$200 - $300/hr2 - 92022San Francisco, California -
Triphen Technologies delivers trusted hospitality IT services and cybersecurity solutions built for restaurants, bars, nightclubs, and hotels. From managed IT support services to cloud managed IT for hospitality, our California-based team helps guest-facing brands scale confidently, reduce downtime, and protect critical data.
NA10 - 492024Glendale, California -
NexInfo is a leading consulting firm established in 1999, delivering expert guidance to businesses of all sizes—from startups and small enterprises to Fortune 1000 organizations. We help companies achieve Operational Excellence through a powerful combination of business process expertise and software consulting services. Our strong domain knowledge spans Enterprise Resource Planning (ERP), Product Lifecycle Management ... read NexInfo reviews & insights
$100 - $149/hr250 - 9991999Santa Ana, California -
24hourtek provides proactive managed IT services for SMBs and nonprofits across the San Francisco Bay Area. The company focuses exclusively on business IT, delivering managed IT support, help desk services, cybersecurity, and long-term IT strategy. Its approach emphasizes secure systems, operational efficiency, and reliable day-to-day IT operations, supported by standardized processes and automated IT operations where appropriate. ... read 24hourtek reviews & insights
NA10 - 492003San Francisco, California -
Chiron IT is a private IT consulting company that specializes in digital transformation and business process automation. With a focus on industries such as finance, healthcare, retail, and government, the company provides tailored cloud technology, data migration, cybersecurity, and software development solutions. Chiron IT helps businesses streamline operations, improve efficiency, and reduce operational costs by ... read Chiron IT reviews & insights
$100 - $149/hr2 - 92018Irvine, California -
Enhance your IT operations with AI Managed IT Services. Based in Los Angeles, we provide reliable, responsive IT support designed to keep your business running efficiently. Our services include 24/7 system monitoring, advanced network security, and proactive technology management. With a strong focus on service quality and client satisfaction, we help minimize technical disruptions so ... read AI Managed IT Services reviews & insights
$100 - $149/hr10 - 492004Westlake Village, California -
Integrate end to end credit and payment solutions into your business processes using our modern card issuing platform. From global enterprises to booming startups, innovators count on Marqeta. Industry leaders across on-demand delivery, expense management, retail, digital banking, and more use Marqeta to deliver exceptional customer card experiences that elevate their brands and build lasting ... read Marqeta reviews & insights
$50 - $99/hr250 - 9992010Oakland, California -
CrowdStrike (Nasdaq: CRWD), a global cybersecurity leader, has redefined modern security with the world’s most advanced cloud-native platform for protecting critical areas of enterprise risk — endpoints and cloud workloads, identity and data. Powered by the CrowdStrike Security Cloud and world-class AI, the CrowdStrike Falcon® platform leverages real-time indicators of attack, threat intelligence, evolving adversary ... read Crowdstrike reviews & insights
$200 - $300/hr1,000 - 9,9992011Sunnyvale, California -
SentinelOne is the world's leading AI-powered cybersecurity platform. The SentinelOne Singularity platform, built on the first unified Data Lake, is revolutionizing security operations, with AI, solving use cases across Endpoint Protection, SIEM, Cloud Security, Identity Threat Detection and 24x7 Managed Threat Services. SentinelOne empowers the world to run securely by creating intelligent, data-driven systems that ... read Sentinelone reviews & insights
$200 - $300/hr1,000 - 9,9992013Mountain View, California -
The financial world is broken. Outdated systems, sky-high fees, fraud everywhere. We’re here to fix it. Nellcorp builds the future of payments and banking - seamless, secure, and built for growth. We work with banks and fintechs to drive innovation and scale while keeping operations compliant and safe from cyber threats.
< $25/hr2 - 92010Vallejo, California -
Founded in 2013, Squareboat is a design‑first technology company trusted by startups and enterprises across the globe. We build products that are fast, scalable, and delightful to use. What we do: 1. Web & Mobile Development: Future‑ready platforms that power growth and handle scale effortlessly. 2. AI & Machine Learning: Intelligent solutions that drive data‑backed ... read Squareboat reviews & insights
$50 - $99/hr50 - 2492013San Francisco, CaliforniaVerified Client Review
-Excellent Understanding of requirements and ability to convert that into a solution
reviewed by: Vishal Kapur, Founder at Cedarwood Eduventures Pvt Ltd -
DataEntryIndia.in is an end-to-end data support and BPO/BPM service provider with over 25 years of industry experience and 850+ full-time employees. We have served over 3,500 global businesses, including Vodafone, Pepsico, Bose, and Panasonic. Our industry partners encompass multiple verticals, including healthcare, real estate, legal, banking, finance, and insurance. Our organization holds ISO 9001:2015 certification ... read Dataentryindia.in reviews & insights
NA250 - 9991999Laguna Beach, CaliforniaVerified Client Review
-Excellent service quality
reviewed by: Anonymous -
Reinforce Global is a dynamic technology company with a demonstrated experience of providing end-to-end software development, mobile app development and website development solutions to global enterprises. With a professional team of programmers, coders, app developers, testers, code reviewers, quality assurance, Reinforce Global augments the digital growth goals of global organizations looking to take benefit of ... read Reinforce Global reviews & insights
$25 - $49/hr10 - 492018Anaheim, CaliforniaVerified Client Review
-Job well done
reviewed by: Anjana Rathore -
TechMatter is a top-tier software company based in the US and Pakistan, known for delivering high-quality custom and enterprise software development services. Founded in 2017 by Mubashir Hanif, TechMatter has become a trusted partner for businesses looking to turn complex problems into smart, scalable solutions. Our team follows a well-structured process with strict quality standards ... read TechMatter reviews & insights
< $25/hr50 - 2492017Glendale, CaliforniaVerified Client Review
-Custom software for our startup
reviewed by: Martin Clerk, CEO at Scroll Start -
Partnering with Amz Experts for e-commerce passive income is hassle-free because our ecommerce marketing agency provides a done-for-you solution that follows a process we’ve been perfecting for over a decade. We create uniquely customized solutions for your business and your target audience. Our ecommerce experts will work with you one-on-one to create a strategy that ... read amz experts reviews & insights
$150 - $199/hr10 - 492022Camino, CaliforniaVerified Client Review
-Their group was proactive, well-coordinated,
reviewed by: Michael White, IT Manager at Rikshaw Bags -
Software Development Was Never Meant to Be This Hard. Beehive redefines the standards. We split your project into microtasks, assign them to senior engineers, and stitch the flow together all with the power of AI. We are the world's first parallel software production system, built to deliver functioning products at record speed, highest precision, and instant scalability. ... read Beehive Software reviews & insights
$25 - $49/hr50 - 2492021San Jose, CaliforniaVerified Client Review
-Great service, a pleasure to work with
reviewed by: Anonymous -
ESOF, A Next-Generation of Vulnerability Management, Detection and Response Platform. Get in touch with our team today to empower your organization.
NA50 - 2492013San Francisco, California -
Established in USA, Wordsuccor Ltd. is a well known WordPress development company. Being a trusted name in the world of website and web development, we are committed to rendering exceptional services in across the globe. Out passionate and determined developers make it possible for us to carry WordPress development services efficiently and ensure custom-tailored solutions ... read WordSuccor Ltd. reviews & insights
< $25/hr50 - 2492010Santa Monica, CaliforniaVerified Client Review
-Deal Website Development
reviewed by: Vinay Upadhyay , SEO Strategist Digital muscle Limited at Digital Muscle Limited -
YouTeam is a marketplace for building offshore software development teams. We leverage the dynamic availability of talent across the network of 400+ trusted dev shops in 35 countries. As a result, our customers are able to handpick engineers for their offshore team and get the work started within 48 hours. Every engineer passes 3 levels ... read YouTeam reviews & insights
$25 - $49/hr10 - 492014Mountain View, CaliforniaVerified Client Review
-Delivered high-quality products.
reviewed by: Andrew Alexseyenko, Marketing Manager at TechMagic -
At Zazmic, we are on a mission to empower businesses to leverage the transformative power of AI and Cloud, building custom solutions that aren’t just smart, but also secure and scalable. We’ve been in AI/ML for 12 years now, and today, we are leading the way as the fastest-growing Google Cloud partner and a ... read Zazmic reviews & insights
$25 - $49/hr50 - 2492014San Francisco, CaliforniaVerified Client Review
-Outstanding quality, support and participation
reviewed by: Pierre Schwob, Founder/CEO at ContextU, Inc -
Webnyxa provides comprehensive and integrated software development services with 50+ highly skilled IT experts in Angular, Nodejs, ReactJS, React Native, IOS, Android, Swift, PHP, Laravel, Java, Ruby on Rails(ROR), etc. catering to result-oriented and cost-competitive solutions to SMEs across the world. With the Webnyxa values at the core of all we do, we ensure quality delivered every ... read Webnyxa Technologies Pvt. Ltd. reviews & insights
< $25/hr250 - 9992016Walnut, CaliforniaVerified Client Review
-Strongly recommended!
reviewed by: Fiona Nicholl (McFarlane), Owner/Director at gatewaymedia -
In this swiftly advancing digital era, our organization shines as a dynamic, forward-thinking leader in software development. We are committed to empowering clients with strategic guidance, innovative technology, and expert knowledge to navigate the complex digital landscape. Our team consists of top-tier talents from top global companies. Their wealth of experience and innovative ideas position ... read Anmel, Inc reviews & insights
$100 - $149/hr50 - 2492021San Francisco, CaliforniaVerified Client Review
-implementing forecast model for energy consumption
reviewed by: David Miler, Product Specialist Germany at Bepro -
HyScaler, a CMMI Level 3 tech consulting group, excels in AI, Blockchain, IT and cloud. They offer scalable solutions across industries, with a diverse team focused on agile problem-solving & innovation. With a successful history of collaborating with elite clients worldwide, HyScaler delivers highly scalable web, mobile, and cloud-based solutions across various industries such as ... read HyScaler reviews & insights
$25 - $49/hr50 - 2492009Santa Clara, CaliforniaVerified Client Review
-A Five-Star Experience with HyScaler
reviewed by: Camilla Spencer -
At Kindrix Group, we are shaping global growth through AI-driven innovation and intelligent IT solutions. As a trusted technology partner, we help businesses across industries evolve, scale, and lead in a digitally connected world. With expertise in artificial intelligence, automation, cloud, cybersecurity, and data-driven strategies, we create smart, secure, and scalable solutions that deliver real ... read KindrixGroup reviews & insights
$25 - $49/hr10 - 492025California City, CaliforniaVerified Client Review
-My overall experience was positive and the service delivered what I expected.
reviewed by: Co Founder at 3D Spot -
Every day at FireEye, we see firsthand the impact of cyber-attacks on real people. This is what inspires us to fulfill our mission to relentlessly protect our customers from the impact and consequences of cyber attacks. FireEye has created a unique learning system. Our real-time knowledge of the threat landscape ensures that our offerings provide ... read FireEye reviews & insights
$25 - $49/hr1,000 - 9,9992004Milpitas, California -
MariaDB frees companies from the costs, constraints and complexity of proprietary databases, enabling them to reinvest in what matters most – developing innovative, customer-facing applications rapidly. Trusted by organizations like Deutsche Bank, DBS Bank, Nasdaq, Red Hat, ServiceNow, Verizon and Walgreens – MariaDB meets the same core requirements as proprietary databases, but at a fraction ... read MariaDB reviews & insights
$25 - $49/hr50 - 2492006San Francisco, California -
An IT Network Consulting company specializing in network security, network design, implementation and support for Data, Wireless, and Voice networks. We're an efficient, competent, and have a quick turn-around time.
< $25/hr10 - 492011San Jose, California -
ClickAway provides your organization with unmatched managed IT services that include the technological expertise and resources that support highly available, secure and flexible IT systems. We are knowledgeable in business as well as technology. ClickAway IT technicians provide you with a balanced perspective and real-world IT solutions that fit your unique business needs.Good small business IT services are critical ... read ClickAway IT Services + Computer Repair reviews & insights
NA50 - 2492002Los Altos, California -
TLC Tech has been providing professional IT Support for businesses in and around Northern California since 2004. We strive to give our clients Enterprise-level services and solutions at prices that work for small businesses. Time and experience has helped us develop best practices and workflow procedures around a proactive philosophy designed to keep your focus ... read TLC Tech reviews & insights
< $25/hr10 - 492004Sacramento, California -
Started in 1987 as Swann Consulting Group, Tech-Hero IT Services is a premier Managed Services Provider (MSP) in Northern California. We use state of the art technologies to control IT costs and secure our clients' networks, servers, desktops and mobile devices.
< $25/hr2 - 91987Elk Grove, California -
Sweet Memory IT Services is a local, full service provider of IT Services, Support, Solutions and Computer Repair. Our Team of IT Professionals with In-Office and Remote monitoring maintenance services, provides unparalleled, end-to-end support ensuring that Critical IT Infrastructure is kept up and running, minimizing downtime and maximizing productivity. Monthly Flat Fee, Bundled Services, and ... read Sweet Memory reviews & insights
< $25/hr2 - 9San Francisco, California -
Techsavies is a one stop-shop that can tailor an IT Solution which serves your day to day Business needs in the short and long-term. We provide our customers with Turn-Key solutions that allow them to focus on their business and not the technology that underlines their business operations.
< $25/hr2 - 9San Francisco, California -
We are here to help you. If you have no access to your hard disk drive or if you are not seen any partition or data, then you can bring your device for a full free diagnostic.
< $25/hr2 - 9San Francisco, California -
On Time Tech makes your technology work for you. When other companies put you on hold, On Time Tech puts you first. We are dedicated to providing quality computer support and service for small businesses. We care about your needs with a proactive personalized approach. Our goal is to minimize downtime and maximize productivity.
< $25/hr10 - 492004San Francisco, California -
The Kotar family started a service & shop for office machines and computers back in the 1960s. However, at the break of the millennium, our IT business started to come across an increasing number of customers with broken computers who were more interested in getting back their valuable data than having their hardware repaired. That ... read Kotar Data Recovery reviews & insights
< $25/hr2 - 9San Jose, California -
Hey, IT happens, and when IT does, Quorum instant recovery solutions are there to get you out of IT, quickly and reliably! Whether IT is a Ransomware attack, a natural disaster or human error that wipes out key servers, systems, apps or data, having the right recovery solution in place BEFORE IT HAPPENS can ... read Quorum reviews & insights
< $25/hr10 - 492008San Jose, California -
We grew up with IT…and IT grew up around us. Since 1996, we’re still front and center in Silicon Valley and throughout California. The reason is simple: We continue to provide a supremely high level of IT services and support that’s unequalled (and in some quarters, unheard of) in the industry. Most IT providers can ... read USWired Inc. reviews & insights
$100 - $149/hr10 - 491996Campbell, California -
Founded in 2022, SecurityGen is a global start-up focused on telecom security. We deliver a soslid security foundation for driving secure Telco digital transformations and ensuring next-gen enterprise intelligent connectivity. Our extensive product and service portfolio ensures complete protection against existing and advanced telecom security threats.
< $25/hr10 - 492022California City, California
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