Company lists · Data refreshed September 2026
Top 25 Human resources outsourcing firms based in Los Angeles, United States
RevenueBase identified 86 human resources outsourcing firms headquartered in Los Angeles, United States as of September 2026 and tracks 658 professional contacts across them, including 202 with verified work emails. Across the United States, New York is the largest hub for this category (176 companies); Los Angeles has 86.
This list covers human resources outsourcing firms headquartered in Los Angeles, United States, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 28, 2026.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.
The 25 largest human resources outsourcing firms based in Los Angeles, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 74 contacts → | ||||
Indirect evidence “Bambee provides small to medium sized businesses with a dedicated HR Manager and easy-to-use software to manage employee performance, store company documents, and receive expert…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 2 | 62 contacts → | ||||
Strong evidence “HR Pals is a strategic human resources partner to organizations across the country, providing experienced, hands-on HR expertise and operational support without the need to build…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 3 | 52 contacts → | ||||
Strong evidence “MMC HR is the pioneer and a leading provider of Human Resources Outsourcing and Consulting services, offering support in all key aspects of H.R.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 4 | 50 contacts → | ||||
Indirect evidence “Trusted by leading businesses nationwide, Satellite Teams helps businesses of all sizes streamline their operations, enhance profitability, improve efficiency, and achieve up to…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 5 | 42 contacts → | ||||
Indirect evidence “As an outsourced Finance, HR, Recruiting, Advisory, and Marketing department for restaurants, KitchenSync helps growth-minded operators identify and address critical business…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 6 | 37 contacts → | ||||
Strong evidence “Human Resources Contract Services, Inc, dba HRCS was established in Los Angeles, California in 1993.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 7 | 21 contacts → | ||||
Indirect evidence “We are a respected payroll provider dedicated to simplifying payroll processes for our clients by being an extension of their organizations.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 8 | 19 contacts → | ||||
Indirect evidence “We believe in delivering outsourced business process solutions for finance, accounting and other back-office functions.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 9 | 17 contacts → | ||||
Partial evidence “Premlinx provides outsourcing services to businesses of all sizes.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 10 | 16 contacts → | ||||
Strong evidence “Human Resources is more than just technology.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 11 | 13 contacts → | ||||
Indirect evidence “Whether it's doing all your HR for you as you grow, finding you an HR leader of your own or shaping your culture & talent for growth - these are our passions!” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 12 | 10 contacts → | ||||
Indirect evidence “Serving clients globally, HR Lab Los Angeles is one of the leading HR providers powering the strategic evolution of HR in small and medium businesses.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 13 | 5 contacts → | ||||
Indirect evidence “We founded Conscious Culture to help startups and small businesses tackle their biggest challenges by creating clarity around roles, goals & values, transforming managers into…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 14 | 5 contacts → | ||||
Indirect evidence “Forager Talent enables companies of all sizes the ability to attract and retain high-performing, diverse teams that drive long-term success.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 15 | 5 contacts → | ||||
Strong evidence “EBHR provides affordable, high quality, customized Human Resources solutions and tools for small and mid-size businesses.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 16 | 5 contacts → | ||||
Strong evidence “A Human Capitol Consulting Firm An Alera Group Company HUMAN RESOURCES | HEALTH AND WELLNESS OUR MISSION To enhance the way you envision and utilize your human capital with…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 17 | 3 contacts → | ||||
Strong evidence “For over six years, we have been providing professional Human Resources consulting and recruiting services to clients from Los Angeles to New York, and beyond.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 18 | 3 contacts → | ||||
Indirect evidence “We're a small boutique HR consulting team that supports end to end HR.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 19 | 2 contacts → | ||||
Indirect evidence “People Excellerator provides companies with an outsourced HR function, delivering experienced leadership, structure, and execution support where needed without requiring a full…” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 20 | 2 contacts → | ||||
Indirect evidence “Carrera Lee is the home of Harmony Roze HCM, a full suite solution for HR, Time, Talent, and Payroll.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 21 | 2 contacts → | ||||
Indirect evidence “HRLogiQ offers a range of HR Services tailored to help small and mid-sized business.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 22 | 2 contacts → | ||||
Indirect evidence “I am a problem solver, advisor and coach helping businesses and individuals with management and organization challenges.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Indirect evidence “What Makes Our Brand of Consulting Unique?” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 24 | 1 contacts → | ||||
Strong evidence “Lexina HR was founded with a single mission in mind: to help businesses put the “human” back in their Human Resources practices.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
| 25 | 1 contacts → | ||||
Strong evidence “NSSBC is your outsourced expert controller, handling everything from bookkeeping and accounting to financial and human resources management.” Source: RevenueBase Database · checked Sep 28, 2026Thanks. The Data Team will review it. | |||||
RevenueBase Smart Search
RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: human resources outsourcing firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.
- Strong evidence
- The company's own public description of its business names human resources outsourcing firms.
- Partial evidence
- Its own public description names part of human resources outsourcing firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name human resources outsourcing firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.
RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.
Showing 25 of 86 human resources outsourcing firms based in Los Angeles, United States
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Human resources outsourcing firms based in Los Angeles, United States at a glance
As of Sep 28, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for Los Angeles, so it is reported there. Company counts and contact totals on this page are exact for Los Angeles, over 86 companies.
How this list was built
Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among human resources outsourcing firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in Los Angeles, United States whose own description of what they do matches “human resources outsourcing firms”. Matching reads each company's description, not its industry code or its name.
- RevenueBase Smart Search
- RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names human resources outsourcing firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
- What we exclude
- Companies whose own description does not clearly place them among human resources outsourcing firms, and records with no verified work email. Companies headquartered outside Los Angeles are excluded even when they keep an office there.
- Match quality
- In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
- Ranking
- Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
- Verification
- Every listed company carries at least one verified work email, 202 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
- Refresh
- This page's figures were pulled from the company graph on September 28, 2026. Lists refresh periodically as the graph is re-checked.
- Corrections
- Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.
Human resources outsourcing firms by metro in the United States
- Human resources outsourcing firms in New York176
- Human resources outsourcing firms in Atlanta129
- Human resources outsourcing firms in Houston107
- Human resources outsourcing firms in Chicago88
- Human resources outsourcing firms in Miami82
- Human resources outsourcing firms in Dallas65
- Human resources outsourcing firms in Austin61
- Human resources outsourcing firms in Denver61
- Human resources outsourcing firms in San Diego53
- Human resources outsourcing firms in San Francisco53
- Human resources outsourcing firms in Tampa53
- Human resources outsourcing firms in Charlotte52
- Human resources outsourcing firms in Phoenix47
- Human resources outsourcing firms in Orlando41
- Human resources outsourcing firms in Boston40
- Human resources outsourcing firms in Washington39
- Human resources outsourcing firms in Minneapolis34
- Human resources outsourcing firms in Columbus32
- Human resources outsourcing firms in San Antonio31
- Human resources outsourcing firms in Nashville30
- Human resources outsourcing firms in San Jose30
- Human resources outsourcing firms in Las Vegas29
- Human resources outsourcing firms in Portland29
- Human resources outsourcing firms in Irvine28
- Human resources outsourcing firms in Seattle28
- Human resources outsourcing firms in Raleigh26
- Human resources outsourcing firms in Indianapolis25
- Human resources outsourcing firms in Salt Lake City25
Frequently asked
What is RevenueBase Smart Search?
RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names human resources outsourcing firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.
How many human resources outsourcing firms are there based in Los Angeles, United States?
RevenueBase identified 86 human resources outsourcing firms headquartered in Los Angeles, United States as of September 2026, matched on each company's own description of what it does rather than its industry code.
What is the largest company on this list?
Bambee, headquartered in Los Angeles, tops this list with the largest team on record.
Which city in the United States has the most human resources outsourcing firms?
New York leads the United States with 176 headquartered companies, followed by Atlanta (129) and Houston (107). Los Angeles has 86.
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 202 verified decision-maker contacts tracked across these 86 companies.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 28, 2026.
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About this data
RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.
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