Top 100 HR Service Providers in California
The Best of December 2025Looking for a top Human Resources companies in California?
HR is pivotal when it comes to managing people and the workplace environment. If effective, it can greatly strengthen your company.
To assist you in your search for a partner, we’ve compiled this list of the top HR services in California. Browse descriptions, feedback, and awards to find which can best suit your company’s needs.
Jump to Most Reviewed Companies
List of the Best California Human Resources Services
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841Undisclosed50 - 249 employeesFresno, CAPayroll People Inc Business Services is an Accounting company. Based in Fresno, California, the company provides Accounting and Business Consulting.Read More
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842Undisclosed50 - 249 employeesLos Angeles, CASimpson & Simpson, LLP is an Accounting company headquartered in Los Angeles, California. They specialize in Accounting and HR Consulting.Read More
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843Undisclosed50 - 249 employeesLos Angeles, CAFounded in 2006, Business Talent Group is a Business Consulting company. The agency specializes in Business Consulting and Executive Search, and is midsize.Read More
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844Undisclosed50 - 249 employeesLos Angeles, CABusiness Consulting company RCLCO Real Estate Consulting provides Business Consulting and Executive Search. They are based in Austin, Texas and Bethesda, Maryland.Read More
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845Undisclosed50 - 249 employeesPleasanton, CATechbee Solutions is an IT strategy consulting company established in 2018. Their team focuses on IT strategy consulting and IT managed services.Read More
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846Undisclosed50 - 249 employeesSan Francisco, CAEstablished in 2011, Aquent Talent is a Content Marketing company. The midsize team specializes in Content Marketing and UX/UI Design.Read More
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847Undisclosed250 - 999 employeesNational City, CAEstablished in 2016, Craft and Technical Solutions, LLC is a Staffing and Recruiting company. The team focuses on Staffing and Recruiting and is in Pascagoula, Mississippi and Bremerton, Washington.Read More
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848$1,000+2 - 9 employeesSan Diego, CANxDoor Talent is an IT staff augmentation company. They focus on IT staff augmentation and Staffing and were established in 2024.Read More
Industries
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849Undisclosed2 - 9 employeesCulver City, CAPatin & Associates is an Accounting company. The Culver City, California-based agency was founded in 2011. Their services include Accounting and HR Consulting.Read More
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850Undisclosed2 - 9 employeesStockton, CAWardell & Rall Accountancy Corporation is a small Stockton, California-based Accounting company. The team focuses on Accounting and HR Consulting.Read More
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851Undisclosed2 - 9 employeesWalnut Creek, CALennon BPO is an Accounting company. The company is in Walnut Creek, California. Their services include Accounting and Back Office Outsourcing.Read More
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852Undisclosed2 - 9 employeesChino Hills, CAEPay Payroll is an Accounting company. The firm is headquartered in Chino Hills, California and Anaheim, California. Their team provides Accounting and HR Consulting.Read More
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853Undisclosed2 - 9 employeesSalinas, CASmall Advertising company Casillas Marketing Innovations, Inc., is located in Salinas, California. The team provides Advertising and Marketing Strategy.Read More
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854Undisclosed2 - 9 employeesBrisbane, CAMagellan USA is a small Brisbane, California-based IT managed services company. Their services include IT managed services and HR Consulting.Read More
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855Undisclosed2 - 9 employeesSanta Clara, CAInfoSecurity Compliance Corp is a Cybersecurity company. Launched in 2007, their team provides Cybersecurity and HR Consulting.Read More
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856$5,000+10 - 49 employeesSan Francisco, CABPM, a small IT strategy consulting company, is based in San Francisco, California. The team focuses on IT strategy consulting and Cybersecurity.Read More
Industries
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857$1,000+10 - 49 employeesSan Francisco, CAHireAthena is an Accounting company. They are located in San Francisco, California and have small team. Their services include Accounting and Call Center Services.Read More
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858$5,000+10 - 49 employeesSan Francisco, CAOfficengine is an Accounting company. The team is headquartered in San Francisco, California, and their services include Accounting and Back Office Outsourcing.Read More
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859Undisclosed10 - 49 employeesLos Angeles, CAAtkins Research Group is a Market Research company. Headquartered in Los Angeles, California, the company was established in 1999. Their team provides Market Research and HR Consulting.Read More
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860Undisclosed10 - 49 employeesLos Angeles, CAEstablished in 2017, Echo Qualitative Project Support is a Market Research company. The team offers Market Research and HR Consulting and is headquartered in Los Angeles, California.Read More
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861Undisclosed10 - 49 employeesBeverly Hills, CABranding firm AGENC Experiential & Digital Marketing offers Branding and Content Marketing. They are located in Beverly Hills, California.Read More
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862Undisclosed10 - 49 employeesStockton, CABased in Stockton, California, Croce, Sanguinetti, & Vander Veen, Inc. Is a small Accounting company. The team specializes in Accounting and Business Consulting.Read More
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863Undisclosed10 - 49 employeesSan Francisco, CAEstablished in 2005, Stride - San Francisco, a small Accounting company, is based in San Francisco, California. Their services include Accounting and HR Consulting.Read More
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864Undisclosed10 - 49 employeesPasadena, CASmall Accounting company Missionwell LLC - Outsource Business Solutions, is based in Pasadena, California. Their services include Accounting and Business Consulting.Read More
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865Undisclosed10 - 49 employeesLa Palma, CASmall Marketing Strategy company SPECTRUM KNOWLEDGE INC., is headquartered in La Palma, California. The team specializes in Marketing Strategy and Market Research.Read More
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866Undisclosed10 - 49 employeesSan Jose, CASmall Marketing Strategy company CS2, is in San Jose, California. The team specializes in Marketing Strategy and Digital Strategy.Read More
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867Undisclosed10 - 49 employeesBakersfield, CACornerstone Engineering, Inc. Is a small UX design agency. They offer UX/UI Design and Corporate Photography and were launched in 1979.Read More
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868Undisclosed10 - 49 employeesSan Francisco, CAEnvision RPO is a small Recruitment Process Outsourcing company established in 2014. Their team offers Recruitment Process Outsourcing and Business Consulting.Read More
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869Undisclosed10 - 49 employeesUpland, CASouthland Data Processing, a Back Office Outsourcing company, was founded in 1986. The small team provides Back Office Outsourcing and Corporate Training & Coaching.Read More
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870Undisclosed50 - 249 employeesSunnyvale, CAHeadquartered in Pune, India and Sunnyvale, California, Metahire.ai is an AI company. The team offers Artificial Intelligence and Staffing.Read More
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