Top IT Companies in California & Best IT Service Providers

Looking for top IT companies in California? SelectedFirms makes it easy! Explore our curated list of the best IT service providers. Filter by hourly rate, industry expertise, reviews, location, or specific services to find a reliable partner that fits your budget. Start today and choose the perfect IT company for your business needs!
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4.9 out of 5, based on 420 real reviews.
Rankings updated: Jun 19, 2026

List of Best It Companies & Top It Firms in California

Certain agencies may be featured through sponsored placements. Rankings and SF Scores remain unbiased and are based solely on our evaluation methodology.

253 Companies

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SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 10% IT Services

  • 10% Ecommerce Development

  • 10% Mobile App Development

  • 10% Software Development

  • 10% Web Development

  • 10% Web Design

  • 10% Blockchain Development

  • 10% Internet of Things

  • 10% Artificial Intelligence

  • 10% Business Services

Where AI transforms ideas into intelligent, future-ready experiences

Asapp Studio is a digital product development company focused on creating engaging, user-centric applications that turn users into loyal customers. We specialize in building high-performance mobile apps (iOS and Android), web applications, and desktop solutions designed to deliver exceptional user experiences and measurable business results. Our approach combines UX/UI design expertise with strong engineering practices to craft intuitive, visually appealing, and scalable products. We go beyond functionality—focusing on user behavior, seamless interactions, and brand alignment to ensure your product stands out in competitive digital markets. From idea validation and product strategy to design, development, and launch, Asapp Studio provides end-to-end services tailored to your goals. We work closely with clients to understand their vision and translate it into impactful digital solutions that drive engagement and retention. With a commitment to quality, innovation, and collaboration, Asapp Studio acts as a true technology partner—helping businesses build memorable digital experiences that strengthen brand identity and support long-term growth.

View Asapp Studio Profile
Inside Service Listing

$50-$99/hr

Hourly Rate
Inside Service Listing

$5,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

Temecula, USA

Location

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

1

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 10% IT Services

  • 35% Digital Marketing

  • 25% Web Development

  • 15% Web Design

  • 15% Ecommerce Development

Custom web design and digital marketing that drives results

WebSight Design is a full-service web design and digital marketing agency helping businesses establish and strengthen their online presence. The agency provides custom website design, WordPress development, eCommerce solutions, SEO, and digital advertising services tailored to each client's industry and target audience. WebSight Design combines creative design with technical expertise and marketing strategy to build websites that not only look great but also attract, engage, and convert visitors into customers. With a client-first philosophy and a commitment to ongoing support and optimization, WebSight Design builds lasting relationships with businesses seeking a dedicated digital partner.

View WebSight Design Profile
Inside Service Listing

$100-$149/hr

Hourly Rate
Inside Service Listing

$1,000+

Min. Budget Size
Inside Service Listing

10 - 49

Team size
Inside Service Listing

Sausalito, USA

Location

0

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

0

SF Score

SF Score is calculated using our SARM methodology to evaluate agency expertise, market presence, and overall credibility. View Ranking Methodology

View Profile Visit Website
Services Provided
info
Expertise Distribution (%)
  • 5% IT Services

  • 10% Ecommerce Development

  • 10% Mobile App Development

  • 10% Software Development

  • 10% Web Development

  • 10% Blockchain Development

  • 10% Internet of Things

  • 10% Artificial Intelligence

  • 10% Cloud Computing Services

  • 10% CMS

  • 5% Digital Marketing

Plan Driven. Be ready for tomorrow's business world, today.

Founded in 2014, Ordex Technology Solutions (OTS) is a trusted software development company delivering high-quality, customized IT solutions for businesses worldwide. We specialize in custom software development, eCommerce websites, mobile app development (Android & iOS), and seamless integrations such as QuickBooks and marketplace automation. Our team provides end-to-end services—from requirement analysis and solution design to development, deployment, and ongoing support. We help businesses maximize IT value, streamline operations, and adapt to evolving market demands. With a strong focus on innovation, quality, and client satisfaction, OTS delivers scalable, secure, and performance-driven solutions that empower organizations to achieve sustainable growth and long-term success.

View Ordex Technology Solution Inc Profile
Inside Service Listing

< $25/hr

Hourly Rate
Inside Service Listing

$5,000+

Min. Budget Size
Inside Service Listing

50 - 249

Team size
Inside Service Listing

Cerritos, USA

Location
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Buyer's Guide

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12 min read

Find the Best IT Companies in California

Finding the best IT companies in California is simple if you know where to look. California has many IT firms offering services like software development and cybersecurity. Use a platform to filter by location, reviews, or expertise to match your needs.

  • Check reviews: Look at what other clients say about the company’s work.
  • Compare services: Make sure the company offers what your business needs.
  • Look at location: Choose a firm near you for easier communication.
  • Review expertise: Pick a company with skills in your industry.

A trusted platform helps you find expert IT companies in california quickly and easily, so you can start your project without delay.

Why Choose IT Services in California

California is a top spot for IT services because of its innovation and talent. Top IT firms here use the latest technology to help businesses grow. With access to a robust tech ecosystem and a diverse talent pool, California companies are well-equipped to drive cutting-edge solutions that meet various business needs. Here are some reasons why you should choose California for IT services in the United States.

  • Innovative solutions: California firms use cutting-edge tools and ideas.
  • Skilled teams: Experts in California know the latest tech trends.
  • Fast support: Local firms respond quickly to your needs.
  • Trusted results: Many businesses rely on California’s IT expertise.

Choosing IT services in California means working with leaders in technology who can boost your business. Explore your ideal business partner with our expert tips and business listings made to ease your way in finding one. 

Benefits of Hiring Top IT Companies in California

Hiring top IT companies in California can make your business better. These firms not only save time by handling complex technological tasks, but they also enhance your security measures to protect sensitive data. Furthermore, with their team of seasoned professionals, you gain access to expert help and innovative solutions tailored to your specific business needs, ultimately driving growth and efficiency. Most common benefits of hiring top IT service companies in California include:

  • Save time: IT experts handle tech tasks so you focus on your work.
  • Better security: Protect your data with professional cybersecurity services.
  • Expert advice: Get help from people who know technology well.
  • Grow faster: IT solutions help your business run smoothly and grow.

With the right IT partner, your business can thrive and stay ahead of competitors.

What to Expect from IT Support Services in California

IT support services in California keep your business running smoothly. Expect help with computers, networks, and security, along with access to specialized IT consulting services that can transform your business operations. 

  • Quick help: Get fast solutions for tech problems anytime.
  • Secure systems: Experts protect your data from threats.
  • Regular checks: IT teams monitor your systems to prevent issues.
  • Friendly support: Get help from teams who explain things clearly.

Reliable IT support ensures your business stays safe and efficient every day.

Tips for Working with California IT Companies

Working with California IT companies is easy with the right approach. Set clear goals and communicate often. Use a platform to find a reliable list of IT companies in California and pick an IT firm that suits your needs. Here are a few tips to consider.

  • Be clear: Tell the company exactly what you need.
  • Stay in touch: Regular updates keep projects on track.
  • Set a budget: Agree on costs before starting work.
  • Check progress: Ask for updates to ensure quality work.

Good communication and a trusted platform make working with IT firms smooth and successful.

Types of IT Services in California

California offers many types of IT services to help businesses succeed. From cloud computing to app development, IT services in California cover all your needs..

  • Cloud computing: Store and access data online safely.
  • Cybersecurity: Keep your business safe from hackers.
  • Software development: Build custom apps for your business.
  • IT consulting: Get advice to improve your tech setup.

Explore different IT services to find the perfect solution for your business goals.

Cost of Hiring IT Companies in California

Finding the best IT service providers in California doesn’t have to be hard. The average hourly rate typically ranges from $100 to $250, with some companies charging as much as $850 for enterprise-level services, influenced by factors like company size and scope. A curated list of IT companies is available to match your budget. 

Company Name

Location

Hourly Rate

Key Services

Magneto IT Solutions

California

$25-$49

eCommerce, Web Development

Satva Solutions

California

$25-$49

Accounting Integration, FinTech

11:59

California

Not Listed

Digital Transformation, IT Strategy

KOKONUT Group

California

$25-$49

SEO, Digital Marketing

GenCare

California

$150-$199

Managed Services, IT Consulting

Turner Techtronics, Inc.

California

$25-$49

IT Support, Networking

Skyriver IT

California

$100-$149

IT Consulting, Cybersecurity

iStreet Solutions, LLC

California

$100-$149

Application Hosting, Managed Services

Allsafe IT

California

$150-$199

Managed IT, Cloud Solutions

InSync Computer Solutions

California

$25-$49

IT Support, Cybersecurity

Explore SelectedFirms to compare costs and find the perfect IT partner for your business needs.

How We Rank IT Companies in California

Ranking the best IT companies in California requires examining reviews, expertise, and client success. Collaborations with top cybersecurity firms are assessed to ensure comprehensive protection.

  • Client reviews: Feedback from other businesses shows reliability.
  • Expert skills: Firms with strong tech knowledge rank higher.
  • Successful projects: Look at past work to judge quality.
  • Clear pricing: Top firms offer fair and transparent costs.

What Are the Different Types of IT Companies?

California has many types of IT companies to help businesses. Some focus on software, others on IT support or cybersecurity..

  • Managed IT providers: Handle all your tech needs daily.
  • Software developers: Build custom apps for your business.
  • Cybersecurity firms: Protect your data from online threats.
  • Cloud experts: Offer online storage and computing solutions.

Choose the right type of IT company to match your business needs perfectly.

10 Questions to Ask When Hiring IT Service Providers

Choosing top IT service providers in California means asking smart questions about their  comprehensive managed IT services and support capabilities. As a business owner, you need a reliable partner...

  • What services do you offer?
  • How do you protect my data?
  • What are your hourly rates?
  • Can you share client reviews?
  • How fast do you respond to issues?
  • Do you have experience in my industry?
  • Can you customize solutions for me?
  • How do you handle project delays?
  • Do you offer ongoing support?
  • What makes your team stand out?

Use a platform to find answers and choose the right IT provider.

Takeaways on IT Services in California

IT services in California help businesses grow and stay secure. From IT support services in California to custom software, the right provider makes a big difference. 

  • Stay secure: IT services protect your business from threats.
  • Save money: Good IT solutions reduce long-term costs.
  • Grow easily: Tech support helps your business expand.
  • Work smarter: IT tools make daily tasks faster and easier.

California’s IT services are key to building a successful, modern business.

Why Choose SelectedFirms for IT Services in California

Finding top IT service providers is easy with the right tools. A reliable platform like SelectedFirms offers customized lists of the best IT service providers, including partnerships with top analytics companies, to match your budget and goals. Explore now to find your perfect IT partner!

  • Customized lists: Find companies tailored to your industry needs.
  • Trusted reviews: Client feedback ensures you pick reliable firms.
  • Easy filtering: Sort by cost, location, or services quickly.
  • Fast results: Connect with top providers in just a few clicks.
  • Proven expertise: Work with firms known for great results.

SelectedFirms simplifies your search and builds trust in finding the best IT solutions. Trust SelectedFirms to guide you to the perfect IT partner for your business.

Why Companies Trust SelectedFirms?

SelectedFirms bridges the gap between businesses and digital service providers as a trusted B2B research and listing platform. With the trust of 14,000+ companies and a growing community of 1M+ users, we empower businesses with reliable insights to make confident decisions.

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Human-verified companies

We manually review companies to ensure they meet our quality standards before they appear on the platform.

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Research-driven rankings

We rank companies using a clear ranking methodology based on real client feedback, expertise, market credibility, and how well teams execute — not hype.

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Always up-to-date insights

We regularly refresh listings with new reviews, portfolio updates, and market changes to keep decisions relevant.

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Verified credibility signals

From verified badges to editorial reviews, we highlight companies that show real commitment to quality and transparency.

IT Services Companies FAQs

Top IT companies in California provide many helpful services like cloud solutions, cybersecurity, software development, managed IT services, and data analysis. They also offer special services for healthcare, finance, and education sectors, build websites and mobile apps, and provide IT training.

IT Services in California cost different amounts depending on what you need. With the help of computers and IT devices, keeping your network safe, some IT services providers demand $75-$150 per month.Bigger services with better security cost $200+ per person monthly. Some places charge $35-$250 for each computer instead.

To pick the best IT service provider, first, know what you need. Then look for companies that can offer those services & fulfil your requirements. Evaluate if they're good at their job and won't let you down. Think about price and what's in the contract. Don't just pick the cheapest one – find people who really know computers well.

Yes, many California IT companies are trustworthy. California has lots of technology companies, from new startups to experienced ones. The state is known as a place where new tech innovations happen, so many good IT professionals work there and establish a great place in the IT industry.

In California, IT support can fix any technical hurdle, ranging from simple technical errors to taking care of complicated systems. Either you want to come to your workplace or you can assist you remotely. They fix machines, programs, and internet connections. These IT support experts also teach people how to use new technology and keep records of everything.

Good IT companies keep information safe in many different ways. They use secret codes, access control, keep backup code, and train candidates about safety. They also purchase advanced safety tools like Zero Trust systems and computer protection.

Yes, you can easily find IT support services providers for small businesses in California. These IT services are experts in providing many services such as Managed IT support, help desk support, network management, and data rectification & encryption & backup solutions.

Hiring an IT company in California, either through a recruitment agency or on your own, would at least take around 1-4 weeks. The process of hiring includes posting the agency requirements, shortlisting the best portfolios, and hiring the one that aligns with the overall business requirements, which can take up to 3 to 6 months. If you're working with the California state government, it might take 2-4 months.

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