Company lists · Data refreshed September 2026

Top 24 Clinical research consulting consultants based in Los Angeles, United States

RevenueBase identified 58 clinical research consulting consultants headquartered in Los Angeles, United States as of September 2026 and tracks 252 professional contacts across them, including 93 with verified work emails. Across the United States, New York is the largest hub for this category (163 companies); Los Angeles has 58.

This list covers clinical research consulting consultants 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 30, 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.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 30, 2026 86% judged on-target in blind review
58Companies
252Contacts tracked
93Verified emails
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The 24 largest clinical research consulting consultants based in Los Angeles, United States

Ranked by team size
Top 24 of 58 clinical research consulting consultants based in Los Angeles, United States, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to clinical research consulting consultants: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 202611-5047 contacts →

Strong evidence

“Amicis Research Center is an organization dedicated in fulfilling the mantra, “Enthusiasm, Motivation and Empathy” in the field of clinical research.”

Source: RevenueBase Database · checked Sep 30, 2026
2Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 202611-5027 contacts →

Strong evidence

“Founded by the pioneers of decentralized clinical trials, People Science is a clinical research company transforming how alternative, functional, and natural health products are…”

Source: RevenueBase Database · checked Sep 30, 2026
3Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 202651-20022 contacts →

Indirect evidence

“AXIS represents the center where sub specialties and expertise meet.”

Source: RevenueBase Database · checked Sep 30, 2026
4Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 202611-5018 contacts →

Partial evidence

“MT Group is a leading biospecimen Contract Research Organization (CRO) that has been enhancing biomarker discovery and validation for pharmaceutical, biotechnology, and diagnostic…”

Source: RevenueBase Database · checked Sep 30, 2026
5Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-1012 contacts →

Strong evidence

“We work with minority physicians and specialty practices who wish to incorporate Clinical Research Trials into their current clinic.”

Source: RevenueBase Database · checked Sep 30, 2026
6Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 202651-2009 contacts →

Strong evidence

“MedQIA is a global, full service, contract research organization specializing in Quantitative Image Analysis for clinical trials.”

Source: RevenueBase Database · checked Sep 30, 2026
7Partial evidenceLos Angeles, United StatesHQ checked Sep 30, 202611-509 contacts →

Partial evidence

“Compliagent is a Los Angeles‐based regulatory consulting firm serving healthcare providers nationally.”

Source: RevenueBase Database · checked Sep 30, 2026
8Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-109 contacts →

Strong evidence

“Bridging Consulting LLC is a boutique Regulatory, Quality and Clinical consulting firm dedicated to providing strategic and operational consulting services to AI startups and…”

Source: RevenueBase Database · checked Sep 30, 2026
9Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-108 contacts →

Strong evidence

“Clarity Clinical Research is a dedicated multi-specialty research site that conducts Phase II-IV research studies, located in the heart of the Los Angeles California area.”

Source: RevenueBase Database · checked Sep 30, 2026
10Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-104 contacts →

Partial evidence

“Our name, Two Trees Consulting, represents connection, growth, and purpose.”

Source: RevenueBase Database · checked Sep 30, 2026
11Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-103 contacts →

Partial evidence

“Our mission is to push the boundaries of knowledge and understanding through cutting-edge research across a variety of disciplines.”

Source: RevenueBase Database · checked Sep 30, 2026
12Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-103 contacts →

Indirect evidence

“Talk to the FDA Before You Talk to the FDA MedTech Impact Partners is a global leader in regulatory strategy and solutions.”

Source: RevenueBase Database · checked Sep 30, 2026
13Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-103 contacts →

Strong evidence

“Alliance Research Institute is a clinical trial company that manages the development of tomorrows healthcare practices, providing exceptional patient care and ensuring efficient…”

Source: RevenueBase Database · checked Sep 30, 2026
14Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-103 contacts →

Indirect evidence

“SECURE THE FUTURE OF YOUR HOSPITAL'S CANCER PROGRAM Trends predict substantial market growth in the outpatient cancer services in the next decade.”

Source: RevenueBase Database · checked Sep 30, 2026
15Strong evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-103 contacts →

Strong evidence

“Providing research and consulting services to organizations and government entities”

Source: RevenueBase Database · checked Sep 30, 2026
16Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-102 contacts →

Partial evidence

“Target Bio Research is a Life Sciences Research and Recruitment agency; assisting healthcare and drug development groups in the strategic growth and scaling of their businesses.”

Source: RevenueBase Database · checked Sep 30, 2026
17Indirect evidenceLos Angeles, United StatesHQ checked Sep 30, 20261-102 contacts →

Indirect evidence

“We're revolutionizing the way the wellness industry operates.”

Source: RevenueBase Database · checked Sep 30, 2026
18Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Partial evidence

“Compliance Regulators is your indie one-stop shop to help your brand ensure product compliance and substantiate claims with validated testing and research.”

Source: RevenueBase Database · checked Sep 30, 2026
19Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Partial evidence

“MedVice Consulting (MVC) is a healthcare consulting firm of Nursing Executives who focus on the comprehensive quality and regulatory needs of small to mid-sized healthcare…”

Source: RevenueBase Database · checked Sep 30, 2026
20Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Indirect evidence

“TCA brings the knowledge and experience gained from over in financial agreement negotiation to the world of medical professionals.”

Source: RevenueBase Database · checked Sep 30, 2026
21Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Partial evidence

“Blue Raven Scientific LLC is a woman-owned small business consulting firm that brings together Ph.D.”

Source: RevenueBase Database · checked Sep 30, 2026
22Partial evidenceLos Angeles, United StatesHQ checked Sep 30, 20261-101 contacts →

Partial evidence

“Expert consultants providing Pharmacovigilance Services”

Source: RevenueBase Database · checked Sep 30, 2026
23Partial evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Partial evidence

“We provide accessible research and actionable insights to drive strategic decision-making and elevate your thought-leadership.”

Source: RevenueBase Database · checked Sep 30, 2026
24Indirect evidenceLos Angeles, CA, United StatesHQ checked Sep 30, 20261-101 contacts →

Indirect evidence

“We are excited to announce our merger with BluePath Solutions, creating a uniquely positioned firm that offers a comprehensive suite of services.”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 24 of 58 clinical research consulting consultants based in Los Angeles, United States

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Clinical research consulting consultants based in Los Angeles, United States at a glance

As of Sep 30, 2026
36.9%Verified-email coverage
4.3Average contacts per company
1-10Median size (employees)
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
42
11-50
11
51-200
5

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 58 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 clinical research consulting consultants, 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 “clinical research consulting consultants”. 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 clinical research consulting consultants), 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 clinical research consulting consultants, 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, 93 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 30, 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.

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 clinical research consulting consultants, 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 clinical research consulting consultants are there based in Los Angeles, United States?

RevenueBase identified 58 clinical research consulting consultants 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?

Amicis Research Center, headquartered in Los Angeles, tops this list with the largest team on record.

Which city in the United States has the most clinical research consulting consultants?

New York leads the United States with 163 headquartered companies, followed by Boston (151) and San Diego (132). Los Angeles has 58.

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 93 verified decision-maker contacts tracked across these 58 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 30, 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.