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.

Rank
Company
Rating
Reviews
Hourly Rate
Team Size
Founded
Location
Action

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

Find a IT Services Company Near you
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Service
Hourly Rate
Employees
ReviewsAll Companies
Industry
Client Type
  • HIPAA Vault is a leading provider of HIPAA compliant cloud solutions, enabling healthcare providers, business organizations, and government agencies to secure their protected health information from data breaches, threats, and security vulnerabilities. At the core of HIPAA Vault’s business is the managed solutions architecture that is included with every product and service. Advanced security measures ... read HIPAA Vault reviews & insights

    NA
    10 - 49
    1997
    San Diego, United States
  • For 30 years now, AOCUSA has been on the frontline of developing software and providing technical support for everyday small and large business alike. Starting off as a two man partnership, our team has grown over the years to provide reliable service to all our clients. No client is less important than another whether it ... read Alpha & Omega Computer Inc. reviews & insights

    NA
    2 - 9
    1987
    Hacienda Heights, United States
  • We at CyberTrust IT Solutions is delivering one of the best managed IT services in Orange County, which helps you in improving and simplifying your IT needs. We aim to serve fully managed IT services to small and mid-sized businesses by our best IT services, including IT, support, IT consulting, cybersecurity, cloud computing, data backup ... read CyberTrust IT Solutions reviews & insights

    NA
    10 - 49
    1996
    Lake Forest, United States
  • Using AI Tools

    • GeminiGemini

    Fusion Factor Corporation is an award-winning IT Services provider based in San Diego County. The organization specializes in managed IT services, cybersecurity, cloud solutions, and disaster recovery; we deliver 24/7 in-house support. Our expertise is 24/7 support and quick response within 1 hour, making us one of the best. The organization is recognized by CRN ... read Fusion Factor reviews & insights

    NA
    10 - 49
    2005
    San Diego, United States

    Why Fusion Factor?

    • Proactive system monitoring & maintenance
    • Network security & compliance
    • Strategic IT consulting
  • Using AI Tools

    • ChatGPTChatGPT
    • GeminiGemini
    • IntelliGRCIntelliGRC
    • Horizon.aiHorizon.ai
    • Vanta GRCVanta GRC

    RSI Security helps organizations simplify cybersecurity and compliance in complex, regulated environments. Businesses today face increasing pressure to protect sensitive data while meeting evolving regulatory requirements. RSI Security provides full-lifecycle support across assessment, remediation, and ongoing security maturity, helping organizations reduce risk and maintain compliance with frameworks such as PCI DSS, HIPAA, SOC 2, CMMC, ... read RSI Security reviews & insights

    $25 - $49/hr
    10 - 49
    2008
    San Diego, United States

    Why RSI Security ?

    • On-demand security assessments
    • Compliance across PCI, HIPAA, CMMC
    • Clear guidance, not just reports
  • CompuOne is a woman / veteran-owned, IT services provider in San Diego, CA. We opened our doors in 1997 with the goal of becoming a technology solution provider centered around our core values: Customer Service, Quality, Integrity, Honesty, and Respect. Our vision is to develop reliable IT solutions essential to our clients’ needs, and apply ... read CompuOne reviews & insights

    < $25/hr
    10 - 49
    1997
    San Diego, United States
  • Global IT Services primarily provides staff augmentation solutions across the most critical IT services and skills that are required. We are also an information technology service company providing system design, development and deployment of applications across multiple industry sectors, ranging from government entities to healthcare providers to private businesses. We leverage a diverse scope of ... read Global IT Services reviews & insights

    < $25/hr
    10 - 49
    2011
    Sacramento, United States
  • For over 15 years, Adept Solutions has been helping local companies leverage technology to reach their business goals faster, smarter and within budget. Our focus is on growth, with the right technology solutions at the right time. ... read Adept Solutions reviews & insights

    < $25/hr
    2 - 9
    2004
    Yuba City, United States
  • Started in 2003, Pacific Computer Consultants is a complete technology solution provider. We are 100% committed to making sure business owners have the most reliable and professional IT service in the San Francisco East Bay Area. Our team of talented IT professionals can solve your IT nightmares once and for all. ... read Pacific Computer Consultants reviews & insights

    < $25/hr
    2 - 9
    2003
    Concord, United States
  • Hassle-Free Computer Network and Repair Services for Small and Mid-Size Businesses in the greater San Francisco Bay Area as well as Santa Cruz and Monterey Counties. ... read Myers Network Solutions reviews & insights

    < $25/hr
    2 - 9
    2002
    San Jose, United States
  • Unity Networking understands the hurdles that small and medium-sized business owners face on a day to day basis. Our goal is to help you overcome some of those hurdles by providing IT solutions that meet your business objectives. We understand that in order for us to be successful, you need to be successful. The only ... read Unity Networking reviews & insights

    < $25/hr
    2 - 9
    Orangevale, United States
  • TechMD is an award-winning IT solutions firm that specializes in cloud solutions, managed cybersecurity services, strategic IT consulting, and managed IT services. We are passionate about bringing enterprise-level productivity, scalability, and security to small and medium businesses. ... read TechMD reviews & insights

    $25 - $49/hr
    50 - 249
    2003
    Santa Ana, United States
  • Ficstar’s story began in 2005 when a team of passionate believers decided that the latest internet technologies could be used to automate the process of archiving all dynamic content from the internet. We knew we were on to something – the ability to provide a complete data solution that would relieve businesses of the overwhelming ... read Ficstar reviews & insights

    < $25/hr
    2 - 9
    San Francisco, United States
  • Kofax’s Intelligent Automation software platform helps organizations transform information-intensive business processes, reduce manual work and errors, minimize costs, and improve customer engagement. We combine RPA, cognitive capture, process orchestration, mobility and engagement, and analytics to ease implementations and deliver dramatic results that mitigate compliance risk and increase competitiveness, growth and profitability. For more information, visit ... read Kofax reviews & insights

    < $25/hr
    2 - 9
    1985
    Irvine, United States
  • Hitech is one of the top BPO companies in India, founded in 1992, that provides valuable business process outsourcing solutions to small and medium businesses across the globe. Our vision is to help our clients to improve efficiency and profitability by letting them the full benefits of partnering with an offshore outsourcing company. ... read Hi-Tech BPO Services reviews & insights

    < $25/hr
    2 - 9
    1992
    Santa Clara, United States
  • AltezzaSys is a AWS , Microsoft & SAP Partner & CMM Level 3 Global Consulting & HR Solutions services provider with a team of 260+ resources with offices in some major cities of the world ,that delivers value and competitive advantage to its customers by improving their access to critical information, automating their business processes, ... read Altezzasys Systems Pvt Ltd reviews & insights

    NA
    250 - 999
    2014
    Sunnyvale, United States
  • Fridell Technical Solutions is a Managed IT Services provider based in San Diego, California. We empower businesses to get more return from their investment in technology. We deliver IT-related business solutions to different organizations that are investing or planning to invest in Information Technologies, Managed Services to grow their business online. We will first learn ... read Fridell Technical Solutions reviews & insights

    NA
    2 - 9
    2011
    Escondido, United States
  • All of our calls are answered live. The average amount of time it takes for one of our clients to get on the phone with a technician who can start working on resolving their problem is 30 minutes. We know you’re busy and have made a sincere commitment to making sure your computer problems get ... read Biztek Solutions reviews & insights

    NA
    10 - 49
    Riverside, United States
  • "We are certain in putting attention on long term commitment to our valuable customers. We possess key solutions to run and guide your business growth in every level." ... read Info Audience reviews & insights

    NA
    10 - 49
    Los Angeles, United States
  • Captain IT is a local IT firm that specializes in providing "Instant Peace of Mind I.T. Services"​ to business owners in the Riverside and San Bernardino counties. Our core services include flat-fee Managed IT Services, Data Backup & Recovery, Cloud Computing and VoIP Phone Systems. Captain IT is a company that was born from the ... read Captain IT reviews & insights

    < $25/hr
    2 - 9
    Riverside, United States
  • In these unprecedented times, we feel that one of the best things we can do to make a difference for local businesses is to offer a little guidance. Business leaders need fast, concrete, prescriptive suggestions and solutions so that their companies can continue to be successful and survive this current situation. As such, we have ... read Sagacent Technologies reviews & insights

    < $25/hr
    2 - 9
    2000
    San Jose, United States
  • Digital Mountain, Inc. is a leading global provider of electronic discovery, computer forensics, cybersecurity and data analytics services. ... read Digital Mountain reviews & insights

    NA
    50 - 249
    2003
    Santa Clara, United States
  • Saitech Inc is an innovative value-added supplier for information technology hardware, software, supply chain services to support cloud computing, data center management, data storage, rugged mobility devices, marine electronics, and office equipment. Saitech Inc provides a total solution to IT acquisitions by providing multi-vendor hardware and software along with significant pre-sale and post-sale services. We ... read Saitech, Inc reviews & insights

    $25 - $49/hr
    10 - 49
    2005
    Fremont, United States
  • Zybex® Medical Billing Services can help improve the efficiency of your business office. We understand the nuances of working with payers to collect on accounts, and use our accounting software to reduce the time you spend managing finances.Zybex® provides IT consulting, network solutions, and computer repair and maintenance. In addition to custom website and software ... read Zybex reviews & insights

    NA
    10 - 49
    1979
    San Diego, United States
  • Zeta Sky's mission, since it was founded, is to deliver secure, simple, and scalable IT solutions for businesses. Our specialty at Zeta Sky is cybersecurity. We’ve hosted many events since we began with a mixture of business owners and IT professionals – including experts from the FBI. With a niche focus on serving law firms, ... read Zeta Sky LLC reviews & insights

    NA
    2 - 9
    2014
    Rancho Cucamonga, United States
  • Our solutions are designed to consider your current and future growth and most of all to be affordable and reliable. Our processes are honed to deliver what is promised and exceed your expectations and make sure all T’s are crossed and the I’s are doted. In today’s fast pace business environment responsiveness is the most ... read IT21ST, LLC reviews & insights

    NA
    2 - 9
    2015
    Los Angeles, United States
  • CyberDuo offers a comprehensive suite of IT services for small to medium sized business. We employ a team of highly trained and certified IT and cybersecurity engineers with deep knowledge of the most advanced, secure, and reliable technologies. With response times and client satisfaction well-above industry averages, our fully-managed IT services provide clients with the ... read CyberDuo reviews & insights

    NA
    10 - 49
    2010
    Los Angeles, United States
  • Cure8 is the go-to IT partner for cannabis companies involved in Retail, Medical Dispensaries, Cultivation, Manufacturing, and Distribution throughout the US and Canada. We're the company you call whenever you need help with anything tech - including POS systems, surveillance systems, networks, and back-office computers. We help cannabis businesses plan, procure, install, secure, manage, and ... read Cure8 reviews & insights

    NA
    10 - 49
    2019
    Studio City, United States
  • iOPEX is a new-generation Experience Engineering led digital services provider offering Digital Engineering, Transformation, and Operational services. We are process and technology innovators focused on extracting the best out of the investments you have already made. At iOPEX, we help you realize that golden ratio where your technology and business are in complete synergy, making ... read iOPEX Technologies reviews & insights

    NA
    1,000 - 9,999
    2009
    San Jose, United States
  • Marvis Technology is an innovative and technology driven company that provides IT consulting and Managed Services for SMB and Enterprise. ... read Marvis Technology reviews & insights

    < $25/hr
    2 - 9
    Los Angeles, United States
  • As you grow and add locations for your business, it takes time and money to manage your company’s voice and data infrastructure. At Meridian Network Services, our customers take center stage. We make it our business to understand your business. We start by truly understanding your needs so we are equipped to find tailor-made solutions ... read Meridian Network Services reviews & insights

    NA
    2 - 9
    San Juan Capistrano, United States
  • Advanced Networks is a growing and innovative IT Services ­firm in Los Angeles that focuses on helping clients leverage technology in their organizations. We work with our clients to design and implement IT support in LA, cloud based solutions, network & systems infrastructure and focus on improving overall operations. ... read Advanced Networks Inc reviews & insights

    < $25/hr
    10 - 49
    2004
    Los Angeles, United States
  • Redfox Security is a fast-growing cyber security consulting firm, spread across 4 countries. With over 9 years of global security consulting experience, we help businesses strengthen their security posture. Our mission is to help businesses grow securely with our top-line cyber security consulting services – and that’s exactly what we do. We leverage our insightful ... read Redfox Security reviews & insights

    $150 - $199/hr
    2 - 9
    2020
    Santa Clara, United States
  • Fabric Staffing is the best tech recruiters and tech staffing agency in Los Angels & Austin. We offer a diverse set of recruiting and consulting services to the most revolutionary start-ups and renowned global enterprises, who are looking to build top-quality teams of software engineers. Our team of recruiters specializes in rapid growth hiring for ... read Fabric Staffing reviews & insights

    NA
    10 - 49
    2016
    Marina del Rey, United States
  • Concentric AI helps enterprises autonomously discover and protect mission critical data contained in unstructured or structured data repositories as well as email and messaging applications. Concentric’s unique approach uses deep learning to contextually understand all mission critical data and help prevent data loss by identifying risky sharing of sensitive data without rules or complex upfront ... read Concentric AI reviews & insights

    < $25/hr
    10 - 49
    2019
    San Jose, United States
  • GCC Consulting's mission is to enable brands to make an impact in their industry. We work closely with brands and medical practices to help meet the needs of today’s ever changing digital world. Our team has over a decade of experience and offers a customized marketing approach to help your business grow its presence online ... read GCC Consulting reviews & insights

    NA
    2 - 9
    2018
    Irvine, United States
  • Rakuten Symphony’s Symworld™ Cloud solves the challenges in automating the deployment, scaling, and lifecycle management of 5G, edge, and enterprise applications. Its hyperconverged Kubernetes for Stateful Edge automates the deployment of complex 5G and edge apps to improve productivity and reduce cost. Symworld™ Cloud is delivering on today’s mobile operators’ needs in the simplest way ... read Symworld™ Cloud reviews & insights

    NA
    2 - 9
    California City, United States
  • Brightlio is committed to being your most trusted and most responsive IT solutions provider. We believe in partnership. The best business relationships aren‘t transactional. They are built through years of mutually shared success. We are committed to enabling your success through technology. We are problem solvers. We enjoy solving our clients’ toughest challenges using our ... read Brightlio, LLC reviews & insights

    NA
    2 - 9
    2022
    Culver City, United States
  • One multi-framework platform to achieve compliance with SOC 1, SOC 2, HIPAA, ISO 27001, NIST 800-53, PCI DSS and GDPR. Compliance automation cuts time, cost & risk out of compliance readiness and audit. Extraordinary service & support. Patented AI technology. ... read Akitra reviews & insights

    NA
    10 - 49
    2017
    Sunnyvale, United States
  • Single Point of Contact a white label IT firm that provides you with services which help you create your own brand with an already set up brand. Our white label IT services consists of different services like server support, 24/7 network support, and onsite support. Additionally, our help desk support will help you to deal ... read Single Point of Contact reviews & insights

    NA
    10 - 49
    1999
    Palo Alto, United States
  • IT Support Los Angeles: Have You Outgrown Your IT Support? Chances are you’ve been with your current IT support Los Angeles for a long time. You’re starting to get the feeling that they might not be the best choice, long-term. Often, the Computer Support Los Angeles you selected at the beginning of your business is ... read Remote Techs reviews & insights

    NA
    50 - 249
    0
    Los Angeles, United States
  • SafeAeon is a leading cybersecurity company that specializes in protecting organizations from evolving cyber threats. With a mission to empower businesses with robust security solutions, SafeAeon offers a range of services including penetration testing, managed detection and response (MDR), security consulting, incident response, security awareness training, and compliance and governance support. Backed by a team ... read SafeAeon.Inc reviews & insights

    NA
    50 - 249
    2019
    Pleasanton, United States
  • Skyward Technical Solutions is the best IT support and IT services company in Orange County! We provide technical support and managed IT services to the small business sector with a focus on businesses that don't have the need or means for a full time employee. Enter Skyward. We are your outsourced IT department! We typically ... read Skyward Technical Solutions reviews & insights

    NA
    2 - 9
    2010
    Laguna Niguel, United States
  • SharkStriker is a global cybersecurity vendor with a presence in around 30+ countries. They were founded with the sole purpose of empowering MSPS solving industry cybersecurity challenges such as: Their cybersecurity services are tailored to solve multi-faceted cybersecurity bottlenecks across industries. These challenges include Lack of compliance. Low cybersecurity posture, Lack of skilled personnel in ... read SharkStriker reviews & insights

    NA
    10 - 49
    2019
    Walnut Creek, United States
  • GEX Search is a global recruitment agency that specialises in sourcing hand-picked IT talent for progressive organisations. Get in touch with our experts to amp your career story. Globally, recruitment businesses are looking for solutions that can enable them to manage the sudden inflow of work while keeping operating costs in check. “GEx – Offshore ... read GEX Search reviews & insights

    NA
    2 - 9
    Irvine, United States
  • We provide outsourced tech services to small to medium sized business's. Our main focus is uptime, data protection, and tech management. We are here to advise and support you and your company as it grows and becomes a major success. ... read Active IT Solutions, Inc. reviews & insights

    $25 - $49/hr
    2 - 9
    2003
    Riverside, United States
  • Milestone Technologies is a global IT managed services firm that partners with organizations to scale technology infrastructure and services, drive digital transformation, and increase shareholder value. We specialize in providing Digital Workplace Services, Application Services and Consulting and Private Cloud Services and Data Center Operations. ... read Milestone Technologies, Inc. reviews & insights

    < $25/hr
    2 - 9
    Fremont, United States
  • Servixer is an all-in-one business support platform based in the United States. We want to uplift our clients and lessen their workload through smart tracking of their quality and outsourcing their services. Our mission is that of success achieved by the success of others. Youth is the focus of our business as we aim to ... read Servixer reviews & insights

    NA
    2 - 9
    0
    Azusa, United States

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