Find top IT service companies in California through DesignRush. Our platform connects you with California IT support companies trusted by brands like McDonald's and Coca-Cola. With over 1M monthly visitors and Fortune 500 companies using our rankings, you can be confident in the quality of every agency listed. Compare providers by industry expertise, client type, budget, reviews, team size, and portfolio.

Top IT Services Companies in California

Compare the leading IT services agencies in California, handpicked for their verified reviews, standout portfolios, and proven expertise, so you can confidently choose the right partner to scale your business.

Agency Name Why Hire Them Client Rating Hourly Rate Top Client or Case Study Top Industries
Goji Labs Trusted by global brands for UX and digital products. 5.0 ⭐ $149 Redesigned Elf on the Shelf website for immersive experience. Nonprofit, Healthcare, Fintech
Closeloop Technologies Award-winning, innovative tech solutions for complex needs. 4.9 ⭐ $25 Resolved database outage for Brex in two hours. Fintech, Healthcare, eCommerce
Mercury Development Over 2,500 projects delivered for top global brands. 4.9 ⭐ $50 Developed mobile apps for Burger King and Fitbit. Wellness & Fitness, Healthcare, Retail
Suffescom Solutions Inc Experts in mobile apps with global industry recognition. 5.0 ⭐ Built ridesharing app for GoCar Malaysia. eCommerce, Healthcare, Fintech
AppMakers USA MIT, Stanford, UCLA engineers deliver on time and budget. 5.0 ⭐ Developed mobile app for CVS Pharmacy. Retail, Education, Sports
Azumo Nearshore experts trusted by Meta, Zynga, United Health. 4.9 ⭐ $55 Developed chatbot app for Facebook events. AI, Fintech, Health Care
Koderspedia Custom mobile and web solutions with rapid delivery. 4.9 ⭐ Web app for Gameloft Montreal exceeded expectations. eCommerce, Gaming, Real Estate
Aristek Systems AI and EdTech specialists with 22+ years experience. 4.8 ⭐ $50 Award-winning LMS for K-12 education market. Education, Health Care, Logistics
SDLC Corp Full-cycle digital solutions for startups to enterprises. 4.9 ⭐ $50 IoT supply chain project improved delivery for Freight Right. Logistics, eCommerce, Gaming
Trango Tech Holistic software and mobile solutions for global growth. 4.7 ⭐ Built wellness app for Simple Habit company. Wellness & Fitness, eCommerce, Real Estate
United States × California ×
  • We create digital products and grow with our partners!

    Rocketech is a software development company collaborating with 100+ Middle and Senior level IT and business professionals and specialising in analytics-driven web and mobile development. Our team has released 150+ products for 100+ startups and enterprises...

    Location
    San Francisco, California
    Number of Employees
    50 - 99
    Average Hourly Rate
    $30/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    14 Projects Listed

    Rocketech Development Services

    • Mobile App Development
    • Web Development
    • Software Development
    • Blockchain
    • UI/UX Design
    • Digital Services
    • Managed Services
    • Business Consulting
    • Market Research
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Walmart
    • Unilever
    • Vodafone
    • Saudi Aramco
    • IQ Option
    • HAYS
    • McKensey & Company
    • DBS
    • Aleta Planet
    • Halyk Bank
    Data sourced from the agency's DesignRush profile

    Rocketech Development Reviews & Testimonials

    • Andrey Bezsonov
      Andrey Bezsonov Lead at Absolute Live Gaming
      5.0

      Web Development Review from Andrey Bezsonov

      We tasked Rocketech with building a roulette system that could live-stream game results directly from an offline casino. There were 3 iterations of the project. The solution has mobile and web versions, supports more than 30 integrations, and provides different monetization channels. Overall, we saved 9 times the budget, while getting high-quality services. The platform handles more than 20K players worldwide and 2 million bets a year. Weve been successful on the market for more than 5 years.

    • Victoria Oros
      Victoria Oros CEO at Zuzan Global Soultions
      5.0

      Software Development Review from Victoria Oros

      ROCKETECH helped us set up the development of our scheduling service. Professional developers, great support, good communication and synchronization with the core team. What was it about the company that you didn't like, what should they do better? Duration of recruiting process, good developers is hard to find good if you can make it faster in few days Coaching of Product owner more deeply

    • Ainar Abdrakhmanov
      Ainar Abdrakhmanov CEO & Founder at Babystep TV
      5.0

      Design Services Review from Ainar Abdrakhmanov

      Babystep is a Learning Management Platform (LMS) for parents who want to implement innovative teaching methods into their kids' learning curve. The platform connects parents to learning experts and provides accessible consults all over the world. The website combines the functionality of a social media and marketplace, serving as a ground for communication, blogging, and service exchange.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Marketing that Works Hard, So You Don't have To!

    John Limbocker, Founder of Internet Dominators, has been cracking Search Engine codes and getting top listings for his clients since the mid 90s. He is a sought after speaker making numerous worldwide guest appearances demystifying how the Search Engines really work and how to beat them. Most recently John...

    Location
    Huntington Beach, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $100/hr
    Minimal Budget
    Under $1,000

    Internet Dominators Services

    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Dean Cain
    • GKIC
    • WEB 2.0 Expo
    • UnGagged
    • Pepperdine
    • SEO Rockstars
    • Shell
    • US Divers
    • Dupont
    Data sourced from the agency's DesignRush profile

    Internet Dominators Reviews & Testimonials

    • Gina St George
      Gina St George Review from Google
      5.0

      Gina St George's Review Sourced from Google

      John and the Internet Dominators team are excellent! They really care about your success and have great programs to equip any entrepreneur with what they need to make stuff happen online. I am grateful to have met John, to be able to learn from him, and to be advised by him. At this point in his life, John could be doing anything he wants, but he chooses to be helpful to others. Great guy! Great business!

    • Jim Kaspari
      Jim Kaspari Review from Google
      5.0

      Jim Kaspari's Review Sourced from Google

      John has been instrumental in taking my online marketing education and abilities to the next level. His customer service is amazing, his team exceptional and I've seen results fast. I Highly recommend Internet Dominators!

    • Barbara Cunningham
      Barbara Cunningham Review from Google
      5.0

      Barbara Cunningham's Review Sourced from Google

      John's ACT program is the complete plan for a business owner to Identify their ideal client, create their marketing message, build out their landing pages and then attract the traffic that is dying to buy their product. The customer desires the product because the message is so on target, so no selling involved! What could be BETTER than that! Along with the online classes John teaches live in small groups and then has a support Q & A call once a week.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Promising the exposure you deserve!

    We dont just develop applications; we build lasting partnerships that evolve software to keep our clients competitive and innovative. Since 2009, MobiDev has helped over 400 businesses in the US, Canada, Europe, and Israel build, modernize, and scale their products for todays dynamic market...

    Location
    Sacramento, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $45/hr
    Minimal Budget
    $25,000 - $50,000
    Portfolios Count
    14 Projects Listed

    MobiDev Services

    • Software Development
    • Mobile App Development
    • Web Development
    • Web Design
    • VR/AR
    • UI/UX Design
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • SMS Group
    • Secure Group
    • ComCash
    • SmartTab
    • JustEnergy
    • MediaLogix
    • GrowthHackers
    • eBooks.com
    • Pitapat
    • Qualaroo
    Data sourced from the agency's DesignRush profile

    MobiDev Reviews & Testimonials

    • Raymond Ferrara
      Raymond Ferrara Review from Google
      5.0

      Raymond Ferrara's Review Sourced from Google

      I have retained Mobidev on three different projects over a period of four years. Mobidev was and is an excellent technical partner in all respects.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Ripening Ideas Into Apps

    RipenApps Technologies is the leading mobile app development company which is headquartered in USA and successfully running in other locating countries including India, UAE, Germany...

    Location
    Ontario, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $25/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    21 Projects Listed

    RipenApps Technologies Services

    • Mobile App Development
    • eCommerce Development
    • Web Development
    • Web Design
    • UI/UX Design
    • IoT
    • Wearables
    • CRM Consulting
    • ERP Consulting
    • IT Services
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • newlight
    • CoffeeKarma
    • ufp
    • poultrify
    • ITR
    • Keeva
    • Menos
    • GoGreen
    • Merci
    Data sourced from the agency's DesignRush profile

    RipenApps Technologies Reviews & Testimonials

    • Saras Bisht
      Saras Bisht Review from Google
      5.0

      Saras Bisht's Review Sourced from Google

      I have been working at RipenApps Technologies for the past two months, and it's been a great experience. The work environment is positive, and the team is really supportive. I'm learning a lot, and the company values innovation and quality. Looking forward to growing here !

    • AVINASH RANA
      AVINASH RANA Review from Google
      5.0

      AVINASH RANA's Review Sourced from Google

      Working at RipenApps Technologies has been an enriching experience. The company fosters a collaborative work environment, encourages innovation, and provides ample opportunities for professional growth. The leadership team is supportive, and the work culture promotes learning and development. Colleagues are talented and always ready to help, making it a great place to build a rewarding career. Proud to be a part of this dynamic organization!

    • Pavan Pathak
      Pavan Pathak Review from Google
      5.0

      Pavan Pathak's Review Sourced from Google

      RipenApps is the best platform to transform your ideas into digital solutions. and It also cares about its employees. I have been working with RipenApps for almost 9 months now and I have learned many new things in development and IT as well as beyond development. My experience at RipenApps as an employee, as a person, has been great. many thanks to RipenApps for everything I have experienced so far.

    Reviews verified by DesignRush and sourced from the agency's profile View All Reviews
  • Innovative Web & Custom Soft Development Solutions

    DESIGN, DEVELOP, DEPLOY!!! The PRIME is a team of highly skilled and experienced professionals in the field of Web Development and Custom Software Development PRIME means - Punctuality, Quickness, Honesty and Professional work! WE HAVE GOT YOU COVERED!!!...

    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    4 Projects Listed

    PRIME IT Services

    • Software Development
    • Mobile App Development
    • Web Development
    • Web Design
    • UI/UX Design
    • eCommerce Development
    • Digital Services
    • IT Services
    • DevOps Consulting
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Stichting International Youth Bridges
    • Global Business Vectrium
    • SABEL - The Conscious Glitterati
    • 90MinFoot
    • Apex Law Group
    Data sourced from the agency's DesignRush profile
  • Custom software development firm

    Greensighter is a full-cycle software development studio. We build custom software, AI agents, and MVPs...

    Location
    San Francisco, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $50/hr
    Minimal Budget
    $10,000 - $25,000
    Portfolios Count
    2 Projects Listed

    Greensighter Services

    • Mobile App Development
    • Software Development
    • AI Development
    • Wearables
    • IT Services
    • Web Design
    • UI/UX Design
    • Web Development
    • eCommerce Development
    • Software Testing
    Data sourced from the agency's DesignRush profile, its website, and other relevant accounts
    • Smelter
    • 365 Data Science
    • Bettin.gs
    • E2 Recruiting
    • Kapes
    • Zaza Pay
    Data sourced from the agency's DesignRush profile

Frequently Asked Questions

What services do IT services companies in California provide?

IT services companies in California provide technology solutions that help businesses run efficiently, stay secure, and scale operations. Their services typically include: 

How do IT services companies in California help businesses improve efficiency and security?

IT services companies in California improve efficiency and security by automating routine tasks, maintaining cloud infrastructure, and ensuring fast, reliable access to business tools. For security, they set up firewalls, encryption, and multi-factor authentication to block unauthorized access.  

They also monitor networks 24/7, detect vulnerabilities early, and provide regular updates and backups to prevent downtime or data loss. This allows businesses to operate smoothly and focus on growth while staying protected from cyber risks. 

How much do IT services cost in California?

IT services in California typically cost $80 to $200 per user per month, depending on service scope and company size.  

  • Basic packages cover help desk support, monitoring, and maintenance 
  • Mid-range plans include security management, cloud services, and data backups 
  • Higher-end packages add advanced cybersecurity, compliance support, and strategic IT consulting 

Project-based work, like migrations or infrastructure upgrades, is usually billed separately at hourly rates. 

What certifications should California IT support companies have?

California IT support companies should hold certifications that prove their technical skill and security standards. Common and respected ones include: 

  • CompTIA A+ or Network+
  • Microsoft Certified Solutions Expert (MCSE)
  • Cisco Certified Network Associate (CCNA)
  • AWS or Google Cloud certifications
  • Certified Information Systems Security Professional (CISSP)
  • ITIL Certification

How do IT services companies in California ensure data protection and compliance with state and federal laws?

IT services companies in California ensure data protection and compliance by combining strict security measures with legal standards. They use encryption, firewalls, and access controls to secure sensitive information, along with regular backups and disaster recovery systems.  

To meet regulations like CCPA, HIPAA, and GDPR, they conduct compliance audits, maintain data processing policies, and train staff on privacy rules. They also monitor systems for breaches, keep detailed logs for accountability, and update protocols as laws or threats evolve, ensuring businesses stay secure and compliant. 

What kind of ongoing support do California IT support companies offer after implementation?

California IT support companies provide ongoing services to keep systems secure, up to date, and running smoothly after implementation. Support usually includes 24/7 monitoring, help desk assistance, and regular maintenance to prevent downtime.  

They handle software updates, security patches, and system backups, and monitor networks for performance or security issues. Many also offer user training, hardware upgrades, and scalability planning so businesses can adapt as they grow. 

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