Top IT Services Companies in California

Researched by:Goodfirms Research TeamUpdated:November 8, 2026

Goodfirms has reviewed 818 IT Services Companies in California as of November 2026. The top-ranked firm is Instinctools (4.9 stars, 27 verified reviews, $25 - $49/hr, founded 2000, San Francisco). Across the category, the median hourly rate is $25, median client rating is 4.9, and 33% of firms employ 50+ members. Explore the vetted IT Services Companies in California below, compare their strengths, and connect with the provider best suited to your requirements.

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.

Goodfirms has verified 818 IT Services Companies in California - part of 18,244+ IT Services Companies, each passing Goodfirms' 4-step verification process (background check, client interviews, portfolio audit, ongoing quality review). Listings marked "Sponsored" are agencies that pay for premium placement - sponsorship does not affect star ratings or review content.

Top 10 at Glance

Compare the highest-ranked firms first side by side.

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List of IT Services Companies in California | Top IT Firms in California

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Hourly Rate
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Client Type
  • Using AI Tools

    • ChatGPTChatGPT
    • ClaudeClaude

    Axelliant empowers businesses in the USA & Europe with custom software development, cloud, data & AI, and Microsoft Dynamics 365 solutions. From consulting to implementation and managed support, we streamline operations, enhance security, and drive sustainable growth. ... read Axelliant reviews & insights

    $25 - $49/hr
    50 - 249
    2019
    Torrance, United States

    Why Axelliant?

    • Experienced IT Expertise
    • Business-Focused Solutions
    • End-to-End Support
  • Using AI Tools

    • Copilot for BusinessCopilot for Business
    • ClaudeClaude
    • LovableLovable
    • ElevenLabsElevenLabs

    The Dataverse Company (TDC) is a Data & AI software development company recognized for delivering Trust & Responsible AI-powered custom solutions, web applications, and enterprise-grade data platforms solutions. Trusted by startups, Healthcare and Small Business alike, TDC drives AI ROI with trust, accelerate Data Reliability, Security & Compliance through responsible AI practices. TDC blends innovation ... read The Dataverse Company reviews & insights

    $100 - $149/hr
    2 - 9
    2022
    Sacramento, United States

    Why The Dataverse Company?

    • Human-Led Responsible Data & AI
    • Enterprise Experience, Boutique Agility
    • Trusted Partnership
  • Secureframe is an award-winning security and compliance automation platform trusted by organizations ranging from startups and SMBs to contractors across the defense industrial base, including Nasdaq, Fivetran, Base Power, Hawkeye360, and OpenEvidence. Through 400+ integrations with platforms like Microsoft GCC High, Azure Government, AWS GovCloud, and Google Workspace, Secureframe uses AI to automatically collect and ... read Secureframe reviews & insights

    $50 - $99/hr
    250 - 999
    2020
    San Francisco, United States

    Why Secureframe?

    • security-compliance services
    • Supports recognized security frameworks
    • improve defensible security controls
  • Securisea, Inc. is a privately held, independent information security consultancy that has been delivering comprehensive cybersecurity assurance services since 2006. Built on a mission to provide clients with complete peace of mind, Securisea helps organizations protect their assets against evolving cyber threats while ensuring full compliance with complex regulatory standards. The firm offers expert guidance, ... read Securisea reviews & insights

    $50 - $99/hr
    10 - 49
    2006
    San Francisco, United States
  • UpGuard provides third-party risk management services or technology that helps organizations assess, monitor and manage risks from vendors, suppliers and other external partners. UpGuard is the only platform that unifies cyber risk management across the vendor supply chain, attack surface, and human workforce. By integrating third-party security ratings, vendor questionnaires, and threat intelligence into actionable ... read UpGuard reviews & insights

    $50 - $99/hr
    250 - 999
    2012
    Mountain View, United States
  • At IronOrbit, we're more than just a technology company - we're a fully integrated Information & Communications Technology partner. As a Specialized Cloud Services Leader, we're dedicated to helping businesses across major industries and verticals plan, deploy, and fuel their digital transformations. Our team of experts produces comprehensive, customized, and industry-specific solutions that address some ... read IronOrbit reviews & insights

    $50 - $99/hr
    50 - 249
    1997
    Anaheim, United States
  • CyberCrest Compliance provides SOC 2 compliance, readiness, examination, audit, or attestation services to help organizations demonstrate effective security and operational controls. Your Trusted Information Security Partner. CyberCrest offers information security and compliance consulting services such as CMMC, HITRUST, ISO 27001, SOC2, PCI, penetration testing, AI Governance and much more! Please follow our page to keep ... read CyberCrest Compliance reviews & insights

    $50 - $99/hr
    10 - 49
    2021
    Encinitas, United States

    Why CyberCrest Compliance?

    • Direct, official evidence confirms SOC 2 services.
    • Helps and meet customer compliance expectations.
  • Defending the world from cybersecurity threats through continuous compliance. Our monthly engagement model delivers a robust cybersecurity program that meets compliance frameworks, including SOC 2, HIPAA, and CMMC. Once compliance certification is achieved, we constantly enhance your security program to keep up with the evolving threat landscape and compliance standards. Our compliance automation toolset gives ... read Bright Defense reviews & insights

    $50 - $99/hr
    10 - 49
    2023
    Rancho Cucamonga, United States
  • CMMC Advisors, Inc. provides CMMC compliance, readiness, consulting, remediation, assessment, or managed security services for organizations in the U.S. Defense Industrial Base. CMMC Advisors guides organizations and executives through their CMMC security & compliance journey. Offerings include: • CMMC Executive & Leadership Workshop (3 Hours) • CMMC Level 1 Compliance Package • CMMC Level 2 ... read CMMC Advisors, Inc. reviews & insights

    $25 - $49/hr
    2 - 9
    2023
    San Jose, United States
  • Founded in 2003, Tevora is a specialized management consultancy focused on cybersecurity, risk, and compliance services. Based in Irvine, CA, our experienced consultants are devoted to supporting the CISO in protecting their organization’s digital assets. We make it our responsibility to ensure the CISO has the tools and guidance they need to build their departments ... read Tevora reviews & insights

    $50 - $99/hr
    250 - 999
    2003
    Irvine, United States

    Why Tevora?

    • Expert CISO & GRC Support
    • Proven Track Record (10k+ Audits)
    • End-to-End Compliance Guidance
  • Drata provides the trust network that enables businesses to operate, scale, and partner with confidence. Powered by AI and designed to operationalize trust, the Drata Agentic Trust Management Platform continuously interprets controls, risk, and assurance signals—reducing repetitive manual work while improving visibility into internal and third-party risk, enabling always-on audit readiness across compliance frameworks, and ... read Drata reviews & insights

    $25 - $49/hr
    250 - 999
    2020
    San Francisco, United States

    Why Drata?

    • Direct public evidence of FedRAMP services
    • Supports regulated cloud security compliance needs
    • Qualified through official service marketplace
  • FedRAMP and CMMC compliance is the gate to federal revenue. SunStone Secure opens it with AI-native digital twin automation — built by practitioners who've seen every way this goes wrong. Most CSPs and defense contractors hit the same wall. Documentation that doesn't reflect reality. Packages that go stale before the ink dries. Authorization that costs ... read SunStone Secure reviews & insights

    $50 - $99/hr
    10 - 49
    2019
    Belmont, United States

    Why SunStone Secure?

    • Direct public evidence of FedRAMP services
  • WGA Consulting LLC (WGA) is a global management consulting firm. We help businesses make and execute the right decisions on strategy, AI, strategy and management, ESG, growth, culture, operations & transformation. The firm focuses on solving areas of senior management concern, creating enduring value and delivering impactful results. We serve our clients in the areas ... read WGA Consulting reviews & insights

    $25 - $49/hr
    10 - 49
    2010
    Long Beach, United States
  • Fuji Business Software Inc. assists organizations in improving their competitive position through the cost-effective use of information technology. These services are provided following the highest standards of professionalism and integrity. Our approach is to build partnerships with our clients by frequently and openly discussing the issues and being prepared to share responsibility for implementing our ... read Fuji Business Software reviews & insights

    $25 - $49/hr
    2 - 9
    1970
    Mission Viejo, United States

    Why Fuji Business Software?

    • Kintone development or implementation capability.
    • Supports workflow design, application delivery
    • implementation or ongoing operational support.
  • STPL (www.stpl.biz) incorporated in 2004, is CMMI Level 3 Appraised and an ISO 9001:2015 offshore software development company with a strong team of highly skilled IT experts, catering its global clientele with innovative cost-effective solutions across different industry verticals. We attribute our transformation from a startup to a renowned service provider to our ability to ... read STPL Biz reviews & insights

    $25 - $49/hr
    50 - 249
    2004
    San Mateo, United States
  • Origin Protocol builds permissionless DeFi products for enhanced yield on ETH and stablecoins. Origin’s flagship product is Origin Ether (OETH), a highly composable liquid staking token with substantially higher yield than other LSTs. Origin Protocol is the inventor of the yield-bearing stablecoin, OUSD, and Super OETH, the 1st Supercharged LST on Base. All of Origin’s ... read Origin Protocol reviews & insights

    $25 - $49/hr
    10 - 49
    2017
    San Francisco, United States
  • OutworX is a global provider of Web & Mobile App development, Quality Assurance, ecommerce and HR Outsourcing services. Headquartered in CA, USA, we work closely with you to understand your needs and apply best practices to implement, manage and support your technology needs. We as certified partner of Microsoft, IBM, Oracle, FireHost and other technology ... read OutworX Corporation reviews & insights

    < $25/hr
    250 - 999
    2003
    San Jose, United States
  • We at TalentsFromIndia are the best IT company in Central India we are a CMMI Level 3 company. We are a unique kind of offshore outsourcing company and take care of all our client's needs. We have a client base that spreads across multiple industries. ... read TalentsFromIndia reviews & insights

    < $25/hr
    250 - 999
    2003
    San Jose, United States
  • Informatix offers an exceptional depth and breadth of experience, dedicated staff with outstanding skills, and a commitment to finding innovative and effective solutions to our customers’ technology and business needs.Our culture revolves around two core principles: respect and dedication. We value teamwork and the contributions of each team. ... read Informatix Inc. reviews & insights

    $100 - $149/hr
    250 - 999
    1993
    Sacramento, United States
  • Software Development Company Based In Anaheim, California. Specialized in web and mobile apps development.Softxpert has a strong team of well-experienced developers, analysts, and designers that work hand-in-hand to create a reliable, customized software solution for your business. The solution is built according to your business needs and within your budget. ... read Softxpert Software Development Company reviews & insights

    NA
    50 - 249
    Anaheim, United States
  • Spokes Digital is a Best Digital Marketing Agency in California USA. Spokes Digital repertoire of services includes website development services, Mobile app, SEO services, PPC services and Social Media services in San Francisco. We solve problems, make brilliant digital products. ... read Spokes Digital reviews & insights

    NA
    10 - 49
    2017
    San Francisco, United States
  • NTT Application Security believes in a world where everyone lives a safe digital life, and securing the applications that drive digital experiences puts us all one step closer to this reality. ... read NTT Application Security reviews & insights

    $25 - $49/hr
    250 - 999
    2001
    San Jose, United States
  • Magellan Solutions Outsourcing Inc. is an ISO-27001 certified call center and BPO company, providing a wide range of high-quality inbound and outbound call center services, back-office and data processing services to large firms and small and medium businesses from around the world. ... read Magellan Solutions Outsourcing reviews & insights

    $50 - $99/hr
    250 - 999
    2005
    Brisbane, United States
  • We are the global cybersecurity leader, known for always challenging the security status quo. Our mission is to protect our way of life in the digital age by preventing successful cyber attacks. This has given us the privilege of safely enabling tens of thousands of organizations and their customers. ... read Palo Alto Networks reviews & insights

    $50 - $99/hr
    1,000 - 9,999
    2005
    Santa Clara, United States
  • We are the pioneers in unleashing revolutions, using technology, people and processes. We are solving some of the most complex problems this World has ever witnessed, and we are empowering businesses and organizations with a new vision. Our USPs lies in introducing large scale business transformation and introducing cutting edge product engineering across a wide ... read Samin Tekmindz, Inc reviews & insights

    $25 - $49/hr
    250 - 999
    2006
    Santa Clara, United States
  • Virtual Assistant Talent LLC is dedicated to helping small business owners, start ups, and all busy entrepreneurs to grow and expand their businesses by hiring a virtual assistant. Virtual Assistant Talent was established by John Davern, Jr., MBA as a result of his own experience and business needs. John has a BA in Labor & ... read Virtual Assistant Talent, Inc. reviews & insights

    < $25/hr
    10 - 49
    2009
    Fremont, United States
  • The new Digital World requires dedicated and specialized services, commonly referred to as Managed Services, to ensure that Systems, Telecommunications Networks and Applications are continuously functioning correctly. SMS integrates all the tasks involved in IT solutions. The solution is complete from beginning to end, each part integrated and guaranteed.SMS is exceptionally qualified to be your ... read Grupo SMS reviews & insights

    $25 - $49/hr
    10 - 49
    1982
    Irvine, United States
  • KloudData is a leading global software solutions provider with comprehensive, leading-edge capabilities in Enterprise, Analytics and Mobility solutions with a focus on the Manufacturing, Healthcare, and Government verticals. Our primary focus is to be a trusted partner and strategic technology advisor to our clients. KloudData’s high value solutions and services help reduce costs, complexities and ... read KloudData Inc. reviews & insights

    NA
    250 - 999
    2011
    Fremont, United States
  • Ordex Technology Solutions is a seasoned software company with a proven track record of delivering exceptional quality in custom software development, support and consulting. Our company focuses on delivering high quality business solutions with full range of complementary services and industry-specific, tailor-made solutions to its clients through innovative technology solutions. We at OTS help clients ... read Ordex Technology Solutions reviews & insights

    NA
    50 - 249
    Culver City, United States
  • Advantage Attorney Marketing & Cloud Solutions is a full service digital marketing and business consulting agency for law firms and professionals. We provide high quality attorney SEO, local SEO, websites, law firm reputation management, cloud solutions, law firm marketing Services in Santa Ana, California. Call Us today and get superpowers tomorrow - +1 877-485-4342. ... read Advantage Attorney Marketing & Cloud Solutions reviews & insights

    NA
    2 - 9
    Santa Ana, United States
  • Nisum is a leading technology consulting partner based in Silicon Valley that designs and builds custom digital commerce platforms. We specialize in software development, digital strategy and transformation, insights and analytics, business agility, and blockchain. Founded in 2000, we have grown to nearly 2,000 professionals across North America, Latin America, India, and Pakistan and have ... read Nisum reviews & insights

    NA
    1,000 - 9,999
    2000
    Brea, United States
  • Visionary Integration Professionals (VIP) offers a diverse solution portfolio that allows organizations to better align strategy to execution. Our four core disciplines – Management Consulting, DevOps, Software Quality Management and Organizational Development – provide the visibility, planning, and agility needed to accelerate strategic change. Today, more than hundreds of organizations have made the right business ... read Visionary Integration Professionals reviews & insights

    $150 - $199/hr
    250 - 999
    1996
    Folsom, United States
  • Headquartered in San Diego, California, SOLUTE is a Service-Disabled, Veteran-Owned Small Business with a presence in many major military areas. SOLUTE is a recognized industry leader in providing Program Management, Systems Engineering, Business Process Engineering, CyberSecurity / Information Assurance, and other Consulting Services to the U.S. government and prime government contractors. ... read SOLUTE reviews & insights

    $100 - $149/hr
    50 - 249
    2003
    San Diego, United States
  • We at Strata Consulting are experts in DevOps, Security, Compliance, and Network with deep expertise, proven experience, and many happy customers. We specialize in helping companies of all sizes, from startups to the Fortune 100, build effective, scalable, and secure technology infrastructure and security programs. ... read Strata Consulting, LLC reviews & insights

    $50 - $99/hr
    10 - 49
    2011
    San Mateo, United States
  • Unity Information Technology Services is an IT Support and Computer Services company serving the Fresno, Visalia, Clovis, & Madera area. Businesses like yours need technology support to run highly-effective organizations. Leverage pro-growth technology services for your company now! ... read Unity IT reviews & insights

    $25 - $49/hr
    2 - 9
    2003
    Clovis, United States
  • LANPRO Systems was founded on the principle that there is a better way to provide technology guidance, service and support to organizations like yours. We’ve become the leading technology service provider for small to medium-sized businesses by focusing not only on the technology needs of our customers, but also using technology to improve the way ... read LANPRO Systems reviews & insights

    $50 - $99/hr
    10 - 49
    2003
    Bakersfield, United States
  • Datapath is a leading IT solutions provider to the mid-market and public sector. A highly-recognized company with vast capabilities, Datapath provides outsourced and supplemental services to help organizations and IT staff accomplish more and boldly grow. Since 2005 we’ve been listening to our customers as they explore how technology can better serve their objectives. We’ve ... read Datapath reviews & insights

    $50 - $99/hr
    10 - 49
    2005
    Fresno, United States
  • Leverage IT Consulting brings the experience and professionalism in applying proven IT management principles, services and technologies required to significantly enhance the performance, improve service and support for our client’s IT infrastructure. Specifically, we implement our client’s vision through close coordination, understanding and experience. ... read Leverage IT Consulting reviews & insights

    $50 - $99/hr
    10 - 49
    2001
    Sacramento, United States
  • Networking Solutions is a trusted IT solution and support firm located in Sacramento. For 18 years, it has been our mission to provide thoughtful and intuitive Information Technology services to the Small Business space, allowing them to leverage enterprise level technologies within their organizations. We have a wide range of IT service such Office 365, ... read Networking Solutions reviews & insights

    $50 - $99/hr
    10 - 49
    1999
    Sacramento, United States
  • Ardira provides configuration & customization, administrative & integration, and custom software development services on #1 cloud platform Salesforce. Our team has acted as a catalyst for growth for organizations by delivering enterprise software solutions & services on Salesforce platform. For an enterprise IT, we provide custom application development on Salesforce and other platforms. We are ... read Ardira reviews & insights

    $25 - $49/hr
    10 - 49
    2019
    Santa Clara, United States
  • CloudFabrix provides digital intelligence AIOps platform that enables enterprises to build a unified IT intelligence/analytics fabric for achieving multiple use cases delivering cross-domain benefits. ... read CloudFabrix Software Inc reviews & insights

    NA
    50 - 249
    2015
    Pleasanton, United States
  • Securiti is the pioneer of the Data Command Center, a centralized platform that enables the safe use of data and GenAI. It provides unified data intelligence, controls and orchestration across hybrid multicloud environments. Large global enterprises rely on Securiti's Data Command Center for data security, privacy, governance, and compliance. Securiti has been recognized with numerous ... read SECURITI.ai reviews & insights

    NA
    50 - 249
    2018
    San Jose, United States
  • Faye Business Systems Group is a global technology consulting and software company that helps companies grow by working with them to implement, customize and integrate innovative and effective financial and business systems. ... read Faye Business Systems Group reviews & insights

    < $25/hr
    10 - 49
    2009
    Woodland Hills, United States
  • LimeTech is a creative technology company with a focus on digital product development. They design mobile apps, web apps, websites, and technology infrastructure. They specialize in helping entrepreneurs and growing businesses take a product from concept to launch on a fast timeline. LimeTech helps clients with the following: mobile app development, minimum viable product development, ... read LimeTech reviews & insights

    $50 - $99/hr
    10 - 49
    2005
    Oakland, United States
  • Have you ever thought of creating a powerful NFT platform for crypto enthusiasts? The NFTs or Non-Fungible Tokens are typically based on the real-world items where the owners will claim sovereignty for their creations which cannot be duplicated or fabricated by any individuals. The OpenSea app has gained a reputation as a peer-to-peer NFT marketplace ... read Turnkeytown reviews & insights

    < $25/hr
    10 - 49
    2016
    San Marcos, United States
  • StrongDM is a modern Zero Trust Privileged Access Management (PAM) platform designed to help organizations securely manage, control, monitor, and audit access to critical infrastructure. The platform extends traditional privileged access management beyond conventional credential protection to support modern technology environments, including databases, servers, Kubernetes clusters, cloud infrastructure, containers, and web applications. StrongDM brings authentication, ... read strongDM reviews & insights

    $25 - $49/hr
    50 - 249
    2015
    Burlingame, United States
  • OpAnalytx is an Economically Disadvantaged Woman Owned Small Business (EDWOSB) founded in San Diego, CA. We are a consulting firm with decades of experience resolving clients’ most difficult problems. Our diverse backgrounds enable us to develop unique approaches while working within inevitable organizational constraints. Our aim is to bring seamless technology driven solutions to all ... read OpAnalytx reviews & insights

    NA
    10 - 49
    San Diego, United States
  • Wanclouds is a leading multi-cloud SaaS solution and managed service provider. It helps enterprises with cloud deployments, migrations, cloud management, and protecting their cloud infrastructure in time and cost-efficient ways. Wanclouds is an AWS, Google Cloud, IBM Cloud partner and is headquartered in Santa Clara, CA. ... read Wanclouds reviews & insights

    NA
    2 - 9
    Santa Clara, United States

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