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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811$25,000+10 - 49 employeesLeawood, KSSpencer James Group, a Staffing company, was founded in 2003. Their small team is in Greenwood Village, Colorado; Atlanta, Georgia; Boston, Massachusetts and Charlotte, North Carolina and provides Staffing, Executive Search, Recruiting, HR Consulting, and more.Read More
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812$1,000+Freelancer employeesSanta Barbara, CAThe HR Mentor HR Consulting is a HR Consulting company established in 2019. The firm focuses on HR Consulting and HR Outsourcing.Read More
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813Undisclosed10 - 49 employeesHanford, CAImperial Locum Services is a Staffing company. They are in Hanford, California and have small team. Their services include Staffing.Read More
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814Undisclosed2 - 9 employeesLos Angeles, CALaunched in 1993, Helen's Agency is a Staffing company. The team offers Staffing and is in Los Angeles, California.Read More
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815$5,000+2 - 9 employeesLos Angeles, CARecruiting company Fill My Role was founded in 2022. The team specializes in Recruiting and Staffing and is located in Los Angeles, California.Read More
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816UndisclosedFreelancer employeesFresno, CAPark and Lex is a Staffing company. The Fresno, California-based company offers Staffing and Executive Search.Read More
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817Undisclosed50 - 249 employeesLos Angeles, CAHeadquartered in Los Angeles, California and Atlanta, Georgia, KalonGens is a Staffing company. They specialize in Staffing and Recruiting and were established in 2021.Read More
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818Undisclosed250 - 999 employeesSanta Clara, CAIn Santa Clara, California, Alpha Net is a midsize IT managed services company. Their services include IT managed services and Staffing.Read More
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819Undisclosed250 - 999 employeesFremont, CAAgama Solutions Inc is an Application Testing company. The Fremont, California-based company was launched in 2006. Their services include Application Testing and IT strategy consulting.Read More
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820$50,000+10 - 49 employeesSan Diego, CARecruiterboom is a HR Consulting company. The Boston, Massachusetts-based team provides HR Consulting and Staffing.Read More
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821$1,000+50 - 249 employeesLos Angeles, CARead More
Wexpand is an IT staff augmentation company. The Guadalajara, Mexico-based agency was established in 2019. The midsize team specializes in IT staff augmentation, Staffing, Recruiting, PEO/Employee Leasing, and more.
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822$1,000+10 - 49 employeesHillsborough, CAStaffing and HR Consulting company Artisan Talent is headquartered in Chicago, Illinois and Hillsborough, California. They provide Staffing and HR Consulting.Read More
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823Undisclosed2 - 9 employeesLos Angeles, CACareers In Government, Inc. Is a Marketing Strategy company founded in 1996. The team focuses on Marketing Strategy and Social Media Marketing.Read More
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824Undisclosed2 - 9 employeesOrange, CAApex Payroll is a small Accounting company located in Orange, California. Their services include Accounting and HR Consulting.Read More
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825Undisclosed2 - 9 employeesLos Angeles, CAThe Booker Group, LLC is a Corporate Training & Coaching company. They were established in 2018, and their services include Corporate Training & Coaching and Recruiting.Read More
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826Undisclosed2 - 9 employeesCoronado, CAEasy Day Sports is an Event Management company headquartered in Coronado, California. The team focuses on Event Management and Staffing.Read More
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827Undisclosed2 - 9 employeesIrvine, CAConnexus Hub is a Business Consulting company established in 2014. The team focuses on Business Consulting and Staffing and is headquartered in Irvine, California.Read More
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828Undisclosed2 - 9 employeesBakersfield, CACentral Valley Search Partners, LLC is a Finance & Accounting Outsourcing (FAO) company. Their services include Finance & Accounting Outsourcing (FAO).Read More
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829Undisclosed2 - 9 employeesTorrance, CAParadigm Payroll Services LLC is an Accounting company based in Torrance, California. They specialize in Accounting and HR Outsourcing and were launched in 2012.Read More
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830$10,000+50 - 249 employeesSan Francisco, CASquareboat, an IT staff augmentation company, is in Gurugram, India and San Francisco, California. The midsize company was established in 2013. Their team provides IT staff augmentation, Staffing, UX/UI Design, Web Development, and more.Read More
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831Undisclosed10 - 49 employeesSan Ramon, CAManex Consulting is a Cybersecurity company established in 1995. The firm specializes in Cybersecurity and Business Consulting.Read More
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832Undisclosed10 - 49 employeesLong Beach, CAIn Long Beach, California, Cannabis Advising Partners is a small Business Consulting company. Their services include Business Consulting and Staffing.Read More
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833Undisclosed10 - 49 employeesStockton, CAIacopi, Lenz & Company is an Accounting company. They specialize in Accounting and HR Consulting and are in Stockton, California.Read More
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834Undisclosed10 - 49 employeesRoseville, CAC2 Research, Inc. Is an UX company. They are located in Roseville, California, and their services include UX/UI Design and Branding.Read More
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835Undisclosed10 - 49 employeesEl Segundo, CACloud consulting & SI company CAYS was established in 2015. The agency provides cloud consulting & SI and IT managed services, and is small.Read More
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836Undisclosed50 - 249 employeesSan Diego, CAProfessional Search Group (PSG), an Executive Search company, focus on Executive Search and Staffing. They were founded in 2013.Read More
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837Undisclosed2 - 9 employeesLos Angeles, CAStrategic YES Training, LLC, a Business Consulting and HR Consulting company, is based in Los Angeles, California. Their services include Business Consulting and HR Consulting.Read More
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838Undisclosed50 - 249 employeesCosta Mesa, CATriple Crown is an Austin, Texas-based Recruiting company. They specialize in Recruiting.Read More
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839$1,000+50 - 249 employeesSan Francisco, CACountsy is a midsize Accounting company headquartered in San Francisco, California. The team provides Accounting and Back Office Outsourcing.Read More
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840Undisclosed50 - 249 employeesFolsom, CAMicrosan Consultancy Services, an AR/VR development company, was launched in 2010. They specializes in AR/VR development and cloud consulting & SI.Read More
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