Company lists · Data refreshed September 2026
Top 25 Clinical trial research services based in Canada
RevenueBase identified 189 clinical trial research services headquartered in Canada as of September 2026 and tracks 8,106 professional contacts across them, including 4,298 with verified work emails. Toronto is the largest hub.
This list covers clinical trial research services headquartered in Canada, 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 16, 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 clinical trial research services based in Canada
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,759 contacts → | ||||
Indirect evidence “Outsourcing made easy with a one-stop solution to early-phase drug development.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 625 contacts → | ||||
Strong evidence “Industry-leading specialty GI contract research organization (CRO) transforming clinical trial outcomes and accelerating the development of life-changing therapies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 568 contacts → | ||||
Partial evidence “Pharma Medica Research is a full service early phase contract research organization.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 498 contacts → | ||||
Strong evidence “Everest Clinical Research ("Everest") is a full-service contract research organization (CRO) providing a broad range of expertise-based clinical research services to worldwide…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 405 contacts → | ||||
Strong evidence “JSS Medical Research is a full service clinical research organization (CRO) with strong academic affiliations offering a wide range of services internationally.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 344 contacts → | ||||
Indirect evidence “ITR Canada provides preclinical testing services for the pharmaceutical and biotechnology industries.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 323 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 279 contacts → | ||||
Strong evidence “IQVIA is a leading global provider of advanced analytics, technology solutions, and clinical research services to the life sciences industry.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 232 contacts → | ||||
Strong evidence “TRIO is a unique, full-service oncology clinical research organization (CRO) that leverages the strengths of our worldwide network of Investigators, academic leaders, patient…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 211 contacts → | ||||
Indirect evidence “At Sygnature Discovery, a global drug discovery CRO, we create exceptional scientific outcomes.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 181 contacts → | ||||
Indirect evidence “Founded in 1990, with extensive combined expertise across our businesses, we provide solutions for every stage of product development and commercialization.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 142 contacts → | ||||
Indirect evidence “Primary Focus: Small to Medium Biotech, Device and Pharma Axiom delivers easy-to-use, powerful and cost-effective eClinical / EDC / Data Management solutions and services focused…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 113 contacts → | ||||
Partial evidence “As a CRO (Contract Research Organization) specialized in dermatology, we provide scientific guidance, accurate results and customer satisfaction.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 104 contacts → | ||||
Indirect evidence “Since 1997, KABS has offered a broad range of product development services to the bio-pharmaceutical industry, worldwide.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 102 contacts → | ||||
Partial evidence “Nutrasource is a full-service contract research organization (CRO) that helps health companies bring products to market with strong science and regulatory confidence - from…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 89 contacts → | ||||
Indirect evidence “Since 1970, NUCRO-TECHNICS, a Pharmaceutical Contract Support Organization has been a partner to pharmaceutical and biopharmaceutical companies located all over the world.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 84 contacts → | ||||
Strong evidence “Probity Medical Research (PMR) is a leading clinical research consortium with over 75 clinical trials sites.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 74 contacts → | ||||
Strong evidence “Since 1997, KGK Science has played a key role in the natural health product industry by providing our clients with high-quality clinical research and regulatory expertise to bring…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 66 contacts → | ||||
Strong evidence “Dedicated exclusively to clinical research, Diex Research is a thriving company with international experience that provides a unique business model and an opportunity for private…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 62 contacts → | ||||
Strong evidence “RxSource is a growing provider of clinical trial supply services to the global pharmaceutical and biotech industry, offering industry-leading timelines for clinical trial supply…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 59 contacts → | ||||
Partial evidence “Biospective is a leading Contract Research Organization (CRO) specializing in Neuroscience research studies.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 52 contacts → | ||||
Partial evidence “Be Clinic Ready!” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 47 contacts → | ||||
Strong evidence “INTERNATIONAL CLINICAL RESEARCH FOR COMPLEX DISEASES Syreon is an investigator-led Clinical Research Organization (CRO) that brings together senior investigators, deep domain…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 45 contacts → | ||||
Strong evidence “Ozmosis Research is an independent, entrepreneurial clinical trials management company in Canada operating as a social enterprise (not for profit).” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 43 contacts → | ||||
Strong evidence “NeuroRx is dedicated to working with the pharmaceutical industry to facilitate clinical trials of new drugs for multiple sclerosis (MS) and other neurological diseases.” Source: RevenueBase Database · checked Sep 16, 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: clinical trial research services. 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 clinical trial research services.
- Partial evidence
- Its own public description names part of clinical trial research services, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name clinical trial research services. 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 189 clinical trial research services based in Canada
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Clinical trial research services based in Canada at a glance
As of Sep 16, 2026Companies by employee count
Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 189 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 trial research services, 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 Canada whose own description of what they do matches “clinical trial research services”. 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 trial research services), 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 trial research services, and records with no verified work email. Companies headquartered outside Canada 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, 4,298 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 16, 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.
Clinical trial research services by metro
- Clinical trial research services in Toronto44
- Clinical trial research services in Montreal29
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 trial research services, 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 trial research services are there based in Canada?
RevenueBase identified 189 clinical trial research services headquartered in Canada 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?
Altasciences, headquartered in Laval, tops this list with the largest team on record.
Which city has the most clinical trial research services?
Toronto leads with 44 headquartered companies, followed by Montreal (29) and London (10).
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 4,298 verified decision-maker contacts tracked across these 189 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 16, 2026.
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Clinical trial research services by geography
- Clinical trial research services based in Ahmedabad, India
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- Clinical trial research services based in Hyderabad, India
- Clinical trial research services based in Mumbai, India
- Clinical trial research services based in Pune, India
- Clinical trial research services based in Atlanta, United States
- Clinical trial research services based in Austin, United States
- Clinical trial research services based in Boston, United States
- Clinical trial research services based in Chicago, United States
- Clinical trial research services based in Durham, United States
- Clinical trial research services based in Houston, United States
- Clinical trial research services based in Los Angeles, United States
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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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