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

We Have Researched the Best California IT Support Companies For You

321 Companies - Rankings updated: August 20, 2026

Each agency undergoes DesignRush evaluation for professional expertise and genuine client satisfaction to assist your search. Some featured placements are paid.

Expertise
All Industries
All Client Types
Sort by: Hourly Rate
United States × California ×

  • FUSE3

    We Exist To Help You Get It Right. The First Time.

    We Exist To Help You Get It Right. The First Time.

    FUSE3 delivers comprehensive IT services with a focus on proactive solutions and personalized attention. The agency excels in IT support, consulting, outsourcing, and infrastructure design, ensuring scalable and enterprise-quality results. FUSE3's state-of-the-art network operations center enables reliable...

    Top Services:

    • IT Services
    • Managed Services
    • Cloud Consulting
    • Cybersecurity
    • IT Compliance Solution
    • Show more
    Location
    Fair Oaks, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (338)

  • Rely On IT

    Navigating Your IT Challenges

    Navigating Your IT Challenges

    Rely On IT provides comprehensive IT services tailored to meet the unique needs of businesses across the Bay Area. With a focus on security, cost-effectiveness, and seamless management, the agency enables clients to enhance their IT infrastructure. Rely On IT's experts deliver personalized support, ensuring...

    Top Services:

    • IT Services
    • Managed Services
    Location
    Los Altos, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $199/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (1)

  • Advanced Networks

    All-inclusive IT. Secure, proactive, and built to scale.

    All-inclusive IT. Secure, proactive, and built to scale.

    Advanced Networks delivers fully managed IT and cybersecurity from our Los Angeles HQ and offices in Orange County and San Francisco, serving Southern California and the Bay Area. Unlimited support, proactive monitoring, and a full security stack, on a fixed monthly rate with no surprise costs...

    Top Services:

    • Managed Services
    • IT Services
    • Cloud Consulting
    • Cybersecurity
    • IT Compliance Solution
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.8 4.8 (9)
    5.0 5.0 (88)

  • Internet Nerdz

    Trusted Advisors, VARs, Managed IT & Technology Broker Services.

    Trusted Advisors, VARs, Managed IT & Technology Broker Services.

    Internet Nerdz stands as a premier technology services and consulting firm, dedicated to crafting innovative solutions tailored to meet the intricate demands of your digital transformation journey. With a steadfast commitment to excellence, we specialize in developing cutting-edge strategies and solutions...

    Top Services:

    • IT Services
    • Managed Services
    • Cloud Consulting
    • Cybersecurity
    • IT Compliance Solution
    • Show more
    Location
    Santa Monica, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    Portfolios Count
    1 Project Listed
    View Profile
    4.3 4.3 (1)
    4.3 4.3 (11)

  • Infoguard Cybersecurity

    Expert Cybersecurity Specialists for Tailored Solutions

    Expert Cybersecurity Specialists for Tailored Solutions

    Infoguard Cybersecurity is a leading company specializing in providing comprehensive cybersecurity solutions, compliance and consulting services. Our expert team of cybersecurity specialists develops tailored solutions to protect government agencies and organizations against evolving threats. With a focus on...

    Top Services:

    • IT Services
    • Cybersecurity
    Location
    San Jose, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • The 20 MSP

    Designed To Simplify, Secure, And Scale Your Business

    Designed To Simplify, Secure, And Scale Your Business

    The 20 MSP delivers Managed IT Services that help businesses operate smarter, safer, and more efficiently across single and multi-location environments. We act as a true extension of your organization, providing proactive IT support, cybersecurity, cloud and Microsoft and Apple management, and strategic IT...

    Top Services:

    • Managed Services
    • IT Services
    • Cybersecurity
    Location
    Santa Cruz, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    4.0 4.0 (26)

  • Aman Vohra Consulting

    Clarity, Strategy, and Transformation

    Clarity, Strategy, and Transformation

    Im Aman Vohra, a Canadian program management leader specializing in ERP and digital transformation. Over the past two decades, Ive helped organizations like Haytrol, Dominos, FedEx, TELUS, and Rogers rescue complex programs and deliver measurable outcomes...

    Top Services:

    • ERP Consulting
    • IT Services
    Location
    Ontario, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $10,000 - $25,000
    View Profile

  • Vision Quest Cyber

    Stop threats. Stay Secure

    Stop threats. Stay Secure

    Vision Quest is a specialized cybersecurity and managed services provider serving the Sacramento professional community. The organization focuses on solving the shortage of high-level technical talent by providing managed detection and response (MDR), endpoint protection, and network security monitoring...

    Top Services:

    • Cybersecurity
    • Managed Services
    • IT Compliance Solution
    • IT Services
    • Cloud Consulting
    • Show more
    Location
    Citrus Heights, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $200/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (41)

  • BRITECITY

    Trusted By 100+ Orange County Businesses

    Trusted By 100+ Orange County Businesses

    BRITECITY Orange County's Award-Winning Managed IT Partner. Delivering 24/7 managed IT services, cybersecurity, and cloud solutions to Irvine, Anaheim, and all of Orange County since 2007. Flat-rate, no-surprises support with on-site & remote helpdesk, HIPAA compliance, and zero-downtime migrations. Trusted...

    Top Services:

    • IT Services
    • Managed Services
    • Cloud Consulting
    • Cybersecurity
    • Show more
    Location
    Irvine, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $205/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (84)

  • Soaring Towers

    Helping Businesses Soar Beyond Technology Challenges

    Helping Businesses Soar Beyond Technology Challenges

    Soaring Towers is a Southern California MSP built specifically to better protect SMBs from the latest threats. Founded in 2017 with a business-first philosophy, we deliver managed IT, 24/7 SOC-backed cybersecurity, Microsoft 365 management, and strategic IT consulting that fits your operations, not the other...

    Top Services:

    • IT Services
    • Cloud Consulting
    • Cybersecurity
    • Managed Services
    • Staff Augmentation
    • Show more
    Location
    Culver City, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $220/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (27)

  • Mission

    Experience the Transformative Power of the Cloud

    Experience the Transformative Power of the Cloud

    Mission Cloud Services, formed by the merger of Reliam, Stratalux, and G2 Tech Group in 2018, is an AWS Advanced Consulting Partner and Premier Tier Services Partner. Our AWS consultants are dedicated to helping clients use the cloud to innovate and grow their businesses...

    Top Services:

    • AI Development
    • Managed Services
    • IT Services
    • Big Data Analytics
    • Show more
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $225/hr
    Portfolios Count
    5 Projects Listed
    View Profile
    4.8 4.8 (5)
    4.9 4.9 (48)

  • Techmedics

    People Connecting Technology

    People Connecting Technology

    Techmedics® helps businesses get the most out of their technology investments by offering comprehensive IT support plans flexible enough for any sized business, in any industry...

    Top Services:

    • Cloud Consulting
    • Cybersecurity
    • Managed Services
    • IT Services
    • Staff Augmentation
    • Show more
    Location
    Pasadena, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $250/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (20)

  • We Solve Problems

    Challenges, Solved.

    Challenges, Solved.

    We Solve Problems is the innovative IT managed services and support firm in Los Angeles. Our mission is to utilize technology to enhance lives and businesses. With a team of dedicated experts, we tailor IT solutions and services to maximize your business advantage, streamline workflows and reduce operating...

    Top Services:

    • IT Services
    Location
    Beverly Hills, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (7)

  • Trinity Networx

    Unifying IT Solutions for Maximum Success

    Unifying IT Solutions for Maximum Success

    Trinity Networx understands the significance of technology solutions for clients. We invest in their success, leveraging decades of experience and exceptional IT skills. As part of their company culture, they serve clients as integral partners, offering personalized recommendations. Trinity Networx is...

    Top Services:

    • IT Services
    Location
    Ontario, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile
    5.0 5.0 (22)

  • TIBCO

    Unleash Data Power.

    Unleash Data Power.

    At TIBCO, we empower businesses to unlock the potential of real-time data, enabling faster and smarter decision-making. With our industry-leading solutions, including TIBCO Connected Intelligence, we fuel the modern enterprise to confidently predict business outcomes...

    Top Services:

    • IT Services
    Location
    Palo Alto, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $300/hr
    View Profile
    5.0 5.0 (9)

  • CIO Professional Services LLC

    Align your Business and IT, Faster.

    Align your Business and IT, Faster.

    CIO Professional Services LLC comprises a team of seasoned executives with expertise in CIO, CTO, and CSO roles, complemented by consulting partners from the Big 4. Our focus extends beyond strategy development; we specialize in guiding the execution of initiatives to ensure the delivery of tangible results...

    Top Services:

    • Business Consulting
    • Cybersecurity
    • IT Services
    • Cloud Consulting
    • Show more
    Location
    Palo Alto, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $300/hr
    Minimal Budget
    $25,000 - $50,000
    View Profile

  • Integritek

    Simplified Technology Solutions. Guaranteed Success.

    Simplified Technology Solutions. Guaranteed Success.

    Integritek offers comprehensive managed IT services, acting as an extension of the client's teams to alleviate the stress of IT management and allow them to focus on driving their business forward. With a proactive approach and a team of certified technicians, Integritek ensures that the clients' IT...

    Top Services:

    • IT Services
    • Managed Services
    Location
    Los Angeles, California
    Number of Employees
    100 - 249
    Average Hourly Rate
    $300/hr
    View Profile
    4.4 4.4 (19)

  • Kyriba

    Global Cloud-Based Treasury Management Software Solutions

    Global Cloud-Based Treasury Management Software Solutions

    San Diego-based Kyriba is a leader in global cloud-based treasury management software solutions. With proven technology services for cash management applications, Kyriba provides treasury management, cybersecurity, risk management, working capital, and other critical services...

    Top Services:

    • Software Development
    • Cybersecurity
    • IT Services
    Location
    San Diego, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $682/hr
    Minimal Budget
    Under $1,000
    View Profile
    5.0 5.0 (8)

  • AOE

    AOE is a leading global technology service provider and consultancy, supporting large enterprises in their digital strategy and execution of digital transformation. Utilizing Open Source technology stacks exclusively, our agile and long-term partnerships with our clients result in innovative digital products...

    Top Services:

    • Software Development
    • eCommerce Development
    • Web Design
    • IT Services
    • Business Consulting
    • Show more
    Location
    San Francisco, California
    Number of Employees
    250 - 499
    Average Hourly Rate
    $1000/hr
    Minimal Budget
    $50,000 & Up
    Portfolios Count
    1 Project Listed
    View Profile
    4.8 4.8 (44)

  • Advanced Hospitality Technologies

    Hospitality Technology Solutions Simplified

    Hospitality Technology Solutions Simplified

    Advanced Hospitality Technologies is a leader in Hospitality Technologies. We have an award winning benchmark for providing affordable, reliable and most advanced hospitality IT Solutions...

    Top Services:

    • IT Services
    • Cybersecurity
    Location
    Fremont, California
    Number of Employees
    500 - 999
    Average Hourly Rate
    $1000/hr
    View Profile
    3.4 3.4 (5)

  • AuroraIT

    Aurora Security Consulting Services

    Aurora Security Consulting Services

    Since 1990, security-conscious companies have turned to Aurora for support of their business-critical applications. Aurora’s highly training sales and engineering teams uniquely combine to position Aurora as a single source security consulting service provider...

    Top Services:

    • Cybersecurity
    • Managed Services
    • IT Services
    Location
    Torrance, California
    Number of Employees
    Under 49
    Average Hourly Rate
    $5000/hr
    Minimal Budget
    $1,000 - $10,000
    View Profile

IT Services Companies in California by City

Related Services in California

IT Services Specializations in California

Popular Services

Why Companies Trust DesignRush

Rated 4.8 on Google and 4.7 on Trustpilot, DesignRush Agency Directory is a reliable resource for finding IT services companies in California. We owe this to our executive selection team, which follows a strict screening process when featuring agencies on the platform, assessing key performance indicators, like portfolio, client reviews, and industry reputation.

DesignRush rating logos on Trustpilot and Google

Learn more about DesignRush Agency Ranking Methodology.

Sources

DesignRush sustains a directory of over 40,000 agencies categorized by service category, location, expertise, and reviews. We build our database in two ways:

  • Our dedicated team of agency experts actively searches the web for top-performing companies. We then pull information from their websites, online presence, and client testimonials to verify their status and qualifications prior to listing.
  • The agencies listed get notified of their profiles on the website and they can choose to claim it or not, which suggests their availability for more collaborations.

Agencies can also reach out to DesignRush and must go through the verification process prior to being listed.

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. 

Latest Trends Related to IT Services

10 Best Healthcare Data Solutions for CRM and API Integration
IT Services

10 Best Healthcare Data Solutions for CRM and API Integration

252
IT Services

10 Best Healthcare Audience Data Providers for Programmatic Advertising: 2026 Guide

280
IT Services

How to Choose a B2B Healthcare Data Provider Without Overpaying

293

Receive Free Proposals

For your project

1

Specify your budget, timeline and project requirements

2

Our experts curate a list of up to 5 most qualified candidate agencies

3

We connect you with them so you can choose the most suitable partner

Specify your requirements