Company lists · Data refreshed September 2026
Top 23 Research scientist recruitment firms based in San Diego, United States
RevenueBase identified 45 research scientist recruitment firms headquartered in San Diego, United States as of September 2026 and tracks 282 professional contacts across them, including 77 with verified work emails. Across the United States, New York is the largest hub for this category (108 companies); San Diego has 45.
This list covers research scientist recruitment firms headquartered in San Diego, 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 29, 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 23 largest research scientist recruitment firms based in San Diego, United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 31 contacts → | ||||
Indirect evidence “Where Quality and Staffing Meet Located in the heart of San Diego’s Life Sciences and Hi-Tech hub of Sorrento Valley, QualStaff Resources is an established professional recruiting…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 31 contacts → | ||||
Indirect evidence “Hire Possibilities" Brio Resource Group - Your biopharmaceutical recruiting experts - is transforming the way today's most sought after "A" Talent is introduced and placed in…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 31 contacts → | ||||
Indirect evidence “Simply Biotech is a recruiting firm dedicated to the biotech industry in San Diego.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 16 contacts → | ||||
Indirect evidence “Caliber Associates is a retained executive search firm exclusively serving the life sciences sector.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 13 contacts → | ||||
Indirect evidence “As a boutique firm, we are able to take the time to understand our clients and their business.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 9 contacts → | ||||
Indirect evidence “Medlock Consulting is a physician search firm dedicated to locating, evaluating, and facilitating the placement of quality physicians in superior environments.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 8 contacts → | ||||
Partial evidence “Welcome to Thorough Group, your premier partner in recruitment for the life sciences industry!” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 6 contacts → | ||||
Indirect evidence “HK Recruiting is a specialized recruiting partner to the biotech, life sciences, pharmaceutical, and medical device industries.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 6 contacts → | ||||
Indirect evidence “Redeployment is defined as “the process of moving people to a different place or using them in a more effective way.” We are a recruiting and executive search firm that uses our…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 5 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 4 contacts → | ||||
Partial evidence “With over two decades of internal recruitment support, RedBrick Staffing has been able to fine-tune a tried-and-true strategy of locating talent through a personalized recruitment…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 3 contacts → | ||||
Indirect evidence “We have a deep knowledge of the Life Sciences industry and we practice the art of placing the right people, in the right place, at the right time.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 3 contacts → | ||||
Indirect evidence “Colorado Resource Solutions provides recruiting, temporary staffing, contract, contract-to-hire, or direct hire employees to commercial and governmental organizations.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 3 contacts → | ||||
Indirect evidence “Pulse Recruit is a RaaS (recruiting as a service) boutique firm specializing in finding the best e-commerce talent for your business.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 2 contacts → | ||||
Strong evidence “BioPharma Search Group specializes in recruitment of business and scientific leaders in the Pharmaceutical, Biotech and Research industries.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 2 contacts → | ||||
Indirect evidence “We specialize in C-Suite, Alliance Management, Business Development, Program Management, Project Management, and Human Resources positions for pharmaceutical and biotech companies…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 2 contacts → | ||||
Indirect evidence “Phase 3 is a global consultancy specializing in Executive Search, Talent mapping and Employer Brand Consulting that helps progressive life sciences leaders and organizations find…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 2 contacts → | ||||
Indirect evidence “Also visit ProSearchOne is a dedicated and experienced staffing / recruiting resource bridging viable job seekers with hiring companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 1 contacts → | ||||
Indirect evidence “We offer franchising opportunities for” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 1 contacts → | ||||
Indirect evidence “Correct Caliber is a recruiting firm that connects professionals with regulated industry experience to companies that have a need.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 1 contacts → | ||||
Partial evidence “We specialize in recruiting Engineering, Manufacturing, Scientific and Technical skills sets for full time or contract openings.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 1 contacts → | ||||
Indirect evidence “Boutique recruiting firm headquartered in San Diego, California specialized in finding talent for emerging biotech and life science companies.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 1 contacts → | ||||
Partial evidence “Nova Search Partners is a Retained Executive Search and Recruitment Process Outsourcing (RPO) firm helping private equity-backed organizations and growth-stage companies hire the…” Source: RevenueBase Database · checked Sep 29, 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: research scientist recruitment 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 research scientist recruitment firms.
- Partial evidence
- Its own public description names part of research scientist recruitment firms, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name research scientist recruitment 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 23 of 45 research scientist recruitment firms based in San Diego, United States
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Research scientist recruitment firms based in San Diego, United States at a glance
As of Sep 29, 2026Companies by employee count
Email recency for this list is measured across the whole United States list rather than for San Diego, so it is reported there. Company counts and contact totals on this page are exact for San Diego, over 45 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 research scientist recruitment 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 San Diego, United States whose own description of what they do matches “research scientist recruitment 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 research scientist recruitment 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 research scientist recruitment firms, and records with no verified work email. Companies headquartered outside San Diego 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, 77 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 29, 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.
Research scientist recruitment firms by metro in the United States
- Research scientist recruitment firms in New York108
- Research scientist recruitment firms in Boston52
- Research scientist recruitment firms in Chicago51
- Research scientist recruitment firms in Atlanta42
- Research scientist recruitment firms in Los Angeles41
- Research scientist recruitment firms in Dallas37
- Research scientist recruitment firms in Houston34
- Research scientist recruitment firms in Austin32
- Research scientist recruitment firms in San Francisco31
- Research scientist recruitment firms in Tampa30
- Research scientist recruitment firms in Charlotte28
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 research scientist recruitment 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 research scientist recruitment firms are there based in San Diego, United States?
RevenueBase identified 45 research scientist recruitment firms headquartered in San Diego, 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?
Qualstaff Resources, headquartered in San Diego, tops this list with the largest team on record.
Which city in the United States has the most research scientist recruitment firms?
New York leads the United States with 108 headquartered companies, followed by Boston (52) and Chicago (51). San Diego has 45.
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 77 verified decision-maker contacts tracked across these 45 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 29, 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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