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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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 -
Clare Computer Solutions (CCS) is a San Ramon–based managed IT services and cybersecurity provider supporting organizations throughout the San Francisco Bay Area. Founded in 1980, CCS helps businesses modernize, secure, and streamline their technology environments through reliable IT management, strategic guidance, and responsive support. With more than 35 years of industry experience, the company delivers ... read Clare Computer Solutoins reviews & insights
$150 - $199/hr10 - 491990San Ramon, California -
Treeline is a next-gen IT, security, and compliance provider backed by Andreessen Horowitz. Built for businesses that want more from their IT partner. The traditional managed IT model wasn't designed for the speed, complexity, and security demands businesses face today. Reactive ticket queues, inconsistent response times, and fragmented tooling make it difficult for providers to ... read Treeline reviews & insights
NA50 - 2492025San Francisco, CaliforniaWhy Treeline ?
- a16z-backed with world-class engineering
- AI-powered IT that actually scales with you
- White-glove service, not cookie-cutter MSP
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Technology should drive growth, not create risk, downtime, or constant fire drills. For over 25 years, Acorn IT Services has helped businesses eliminate IT instability, reduce cybersecurity exposure, and scale with confidence through fully managed IT, cloud, and security solutions. We serve mid-sized organizations that cannot afford downtime, compliance gaps, or reactive IT. What We ... read Acorn IT Services reviews & insights
$50 - $99/hr50 - 2492000Ontario, CaliforniaWhy Acorn IT Services?
- 24-7 IT Support
- IT Leadership towards your business goals
- 25 years in business
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PayNearMe builds technology to transform the payment experience for businesses and their customers. With PayXM™, the industry’s first platform purpose-built for Payment Experience Management, every touchpoint of the payment journey is simple—driving satisfaction, accelerating payments, and lowering the total cost of acceptance. A single platform, contract and integration supports all major payment types and channels, ... read PayNearMe reviews & insights
$50 - $99/hr250 - 9992009Santa Clara, CaliforniaWhy PayNearMe?
- Proven results and data-driven strategies
- Experienced and dedicated team
- Transparent communication and reporting
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CMMC IT Support is a U.S.-based firm specializing in Cybersecurity Maturity Model Certification (CMMC) Level 2 compliance for Department of Defense contractors. They offer comprehensive services, including gap analysis, documentation, implementation, and ongoing managed IT support. Their structured approach ensures clients meet all 110 practices and 320 assessment objectives required for certification. With hands-on assistance ... read CMMC IT Support reviews & insights
NA10 - 492000San Diego, CaliforniaWhy CMMC IT Support ?
- Trusted cybersecurity compliance & support
- Fast, reliable managed IT solutions
- Expert risk reduction & audit readiness
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Accorp Partners is a CPA-led consulting firm providing cybersecurity, compliance, and audit services, including SOC 1, SOC 2, SOC 3, ISO, HIPAA, GDPR, and CMMC. We support startups and enterprises in achieving global compliance standards.
NA10 - 492010California City, CaliforniaWhy Accorp Partners?
- Trusted SOC compliance experts
- Scalable solutions for startups & enterprises
- Client-focused, transparent approach
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TRM Labs is a blockchain intelligence company that helps financial institutions, crypto businesses, and government agencies detect and investigate crypto-related financial crime and fraud. Every day, we tackle challenges in data engineering, data science, and threat intelligence to advance our mission to build a safer financial system for billions of people.
$50 - $99/hr250 - 9992018San Francisco, CaliforniaWhy TRM Labs?
- On-time delivery and reliable support
- Affordable pricing with high quality
- Strong focus on client satisfaction
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Using AI Tools
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ChatGPT
ABSO Technologies is a full-service Managed IT Services provider dedicated to delivering reliable, secure, and scalable technology solutions for businesses, municipalities, and non-profits across Northern California. Our core services include network management, cybersecurity, cloud solutions, data backup and recovery, help desk support, VoIP systems, and structured cabling. We take a proactive approach to IT by ... read ABSO Technologies, Inc. reviews & insights
$50 - $99/hr10 - 492021Rancho Cordova, CaliforniaWhy ABSO Technologies, Inc.?
- 100 percent In-House Experts. No Outsourcing.
- Proactive IT That Prevents Problems
- Enterprise-Level IT at Competitive Rates
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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, CaliforniaExcellent Understanding of requirements and ability to convert that into a solution
- 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, CaliforniaExcellent service quality
- 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, CaliforniaJob well done
- 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, CaliforniaCustom software for our startup
- 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, CaliforniaTheir group was proactive, well-coordinated,
- 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, CaliforniaGreat service, a pleasure to work with
- 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, CaliforniaDeal Website Development
- 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, CaliforniaDelivered high-quality products.
- 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, CaliforniaOutstanding quality, support and participation
- 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, CaliforniaStrongly recommended!
- 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, Californiaimplementing forecast model for energy consumption
- 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, CaliforniaA Five-Star Experience with HyScaler
- 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, CaliforniaMy overall experience was positive and the service delivered what I expected.
- 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
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