Top IT Services Companies in California
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.
List of IT Services Companies in California | Top IT Firms in California
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
NA10 - 491997San Diego, United StatesFor 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
NA2 - 91987Hacienda Heights, United StatesWe 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
NA10 - 491996Lake Forest, United StatesUsing AI Tools
Gemini
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
NA10 - 492005San Diego, United StatesWhy Fusion Factor?
- Proactive system monitoring & maintenance
- Network security & compliance
- Strategic IT consulting
Using AI Tools
ChatGPT
Gemini
IntelliGRC
Horizon.ai
Vanta 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/hr10 - 492008San Diego, United StatesWhy 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/hr10 - 491997San Diego, United StatesGlobal 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/hr10 - 492011Sacramento, United StatesFor 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/hr2 - 92004Yuba City, United StatesStarted 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/hr2 - 92003Concord, United StatesHassle-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/hr2 - 92002San Jose, United StatesUnity 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/hr2 - 9Orangevale, United StatesTechMD 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/hr50 - 2492003Santa Ana, United StatesFicstar’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/hr2 - 9San Francisco, United StatesKofax’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/hr2 - 91985Irvine, United StatesHitech 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/hr2 - 91992Santa Clara, United StatesAltezzaSys 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
NA250 - 9992014Sunnyvale, United StatesFridell 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
NA2 - 92011Escondido, United StatesAll 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
NA10 - 49Riverside, 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
NA10 - 49Los Angeles, United StatesCaptain 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/hr2 - 9Riverside, United StatesIn 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/hr2 - 92000San Jose, United StatesDigital Mountain, Inc. is a leading global provider of electronic discovery, computer forensics, cybersecurity and data analytics services. ... read Digital Mountain reviews & insights
NA50 - 2492003Santa Clara, United StatesSaitech 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/hr10 - 492005Fremont, United StatesZybex® 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
NA10 - 491979San Diego, United StatesZeta 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
NA2 - 92014Rancho Cucamonga, United StatesOur 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
NA2 - 92015Los Angeles, United StatesCyberDuo 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
NA10 - 492010Los Angeles, United StatesCure8 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
NA10 - 492019Studio City, United StatesiOPEX 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
NA1,000 - 9,9992009San Jose, United StatesMarvis 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/hr2 - 9Los Angeles, United StatesAs 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
NA2 - 9San Juan Capistrano, United StatesAdvanced 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/hr10 - 492004Los Angeles, United StatesRedfox 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/hr2 - 92020Santa Clara, United StatesFabric 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
NA10 - 492016Marina del Rey, United StatesConcentric 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/hr10 - 492019San Jose, United StatesGCC 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
NA2 - 92018Irvine, United StatesRakuten 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
NA2 - 9California City, United StatesBrightlio 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
NA2 - 92022Culver City, United StatesOne 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
NA10 - 492017Sunnyvale, United StatesSingle 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
NA10 - 491999Palo Alto, United StatesIT 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
NA050 - 249Los Angeles, United StatesSafeAeon 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
NA50 - 2492019Pleasanton, United StatesSkyward 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
NA2 - 92010Laguna Niguel, United StatesSharkStriker 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
NA10 - 492019Walnut Creek, United StatesGEX 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
NA2 - 9Irvine, United StatesWe 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/hr2 - 92003Riverside, United StatesMilestone 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/hr2 - 9Fremont, United StatesServixer 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
NA02 - 9Azusa, United States
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