Company lists · Data refreshed October 2026
Top 25 Clinical trial writing companies worldwide
RevenueBase identified 2,320 company matches for clinical trial writing companies worldwide as of October 2026 and tracks 74,721 professional contacts across them, including 29,214 with verified work emails. The United States is the largest market and Hyderabad the largest hub.
This list covers company matches for clinical trial writing companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 9, 2026. Country and city lists for clinical trial writing companies follow the table.
Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 writing companies worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 19,757 contacts → | ||||
Exact match “PPD is part of Thermo Fisher Scientific, the world leader in serving science.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 2 | 2,670 contacts → | ||||
Exact match “Premier Research International LLC (Premier) is a global leader in clinical research and consulting services with expertise in driving an efficient and effective path to market…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 3 | 2,144 contacts → | ||||
Exact match “At ProPharma, we help pharmaceutical, biotechnology, and medical device companies bring life-changing therapies to market.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 4 | 1,906 contacts → | ||||
Exact match “Novotech is a globally recognized full-service clinical research organization (CRO) and scientific advisory company that provides biotech and small- to mid-sized pharma companies…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 5 | 1,319 contacts → | ||||
Exact match “We partner with innovator and generic companies using our high-quality infrastructure and a global network of clinical trial sites, to launch novel therapies and new products for…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 6 | 1,272 contacts → | ||||
Exact match “Lambda Therapeutic Research is a leading full-service Global Clinical Research Organization (CRO) headquartered in Ahmedabad (India), with facilities and operations in Mehsana…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 7 | 1,238 contacts → | ||||
Exact match “Expanding on their combined 50-year history, Perceptive provides best-in-class specialist support to global pharmaceutical, biotech, and clinical research organizations, spanning…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 8 | 1,210 contacts → | ||||
Exact match “Founded in 1984 with headquarters in Hyderabad, India, VIMTA LABS LTD.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 9 | 1,179 contacts → | ||||
Exact match “WCG is a true partner to research sponsors, CROs, sites and participants in navigating the clinical research journey.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 10 | 1,102 contacts → | ||||
Exact match “CTI Clinical Trial and Consulting Services is a global, privately held, research service organization, delivering a complete spectrum of clinical trial and consulting services…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 11 | 1,001 contacts → | ||||
Exact match “Navitas Life Sciences is a global Clinical Research partner with over 35 years of expertise in Clinical, Regulatory, Safety, and Data Management solutions.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 12 | 927 contacts → | ||||
Exact match “BioAgilytix is a leading global contract research organization focused on supporting pharmaceutical and biotech partners in all phases of drug development.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 13 | 913 contacts → | ||||
Exact match “MMS Holdings (MMS) is an award-winning, data-focused clinical research organization (CRO) that supports the pharmaceutical and biotech industries with a proven, scientific…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 14 | 734 contacts → | ||||
Exact match “Caidya is a multi-therapeutic clinical research organization (CRO) serving innovators worldwide.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 15 | 728 contacts → | ||||
Exact match “Frontage Laboratories is a US-based Contract Research Organization (CRO) that was initially established in New Jersey in April 2001 and later relocated to Pennsylvania in 2004.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 16 | 589 contacts → | ||||
Exact match “Pharma Medica Research is a full service early phase contract research organization.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 17 | 557 contacts → | ||||
Exact match “Tigermed (Stock code: 300347.SZ/3347.HK) is a leading provider of innovative clinical research solutions across the full life cycle of biopharmaceutical and medical device…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 18 | 554 contacts → | ||||
Exact match “Everest Clinical Research ("Everest") is a full-service contract research organization (CRO) providing a broad range of expertise-based clinical research services to worldwide…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 19 | 532 contacts → | ||||
Exact match “AXIS Clinicals Limited is one of the most experienced and fastest growing Clinical Research Organization.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 20 | 528 contacts → | ||||
Exact match “THIS PAGE IS NOT MONITORED.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 21 | 493 contacts → | ||||
Exact match “Veristat is the science-first full-service drug and biologic CRO and consultancy that integrates strategic planning, regulatory expertise, and clinical trial execution to rapidly…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 22 | 440 contacts → | ||||
Exact match “Avance Clinical is a full-service Contract Research Organization (CRO) headquartered in Australia, with extensive operations across New Zealand, Asia, North America, and Europe.” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 23 | 430 contacts → | ||||
Exact match “SIRO unites two distinct but complementary business units: SIRO Medical Writing: SIRO's global medical writing specialists excel in drug development across various therapeutic…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 24 | 424 contacts → | ||||
Exact match “Calyx and Invicro are now Perceptive!” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
| 25 | 383 contacts → | ||||
Exact match “Sitero is a next-generation, site-focused clinical research organization (CRO) for life sciences and institutional research organizations that helps get treatments to market safer…” Recorded in the RevenueBase company graph · Oct 9, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “clinical trial writing companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 2,320 clinical trial writing companies worldwide
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Clinical trial writing companies worldwide at a glance
As of Oct 9, 2026Companies by employee count
Email recency is reported on each country list linked below.
How this list was built
The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.
- Source
- The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
- Coverage
- Every country. Country and city lists for clinical trial writing companies are linked below.
- What qualifies
- Company records worldwide whose business descriptions match “clinical trial writing companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
- RevenueBase SmartSearch
- Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
- Public preview
- The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
- Match quality
- RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
- 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 displayed company carries at least one verified work email. RevenueBase tracks 29,214 professional contacts with verified work emails across the full matched dataset. 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 October 9, 2026. Lists refresh periodically as the graph is re-checked.
- Record context
- Company records and descriptions can change. Check the company's website for its current services and locations.
Clinical trial writing companies by location
17 lists · largest firstEvery Clinical trial writing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Clinical trial writing companies based in the United States731
- Clinical trial writing companies based in India294
- Clinical trial writing companies based in the United Kingdom125
- Clinical trial writing companies based in Germany72
- Clinical trial writing companies based in Canada61
- Clinical trial writing companies based in France46
- Clinical trial writing companies based in Australia40
- Clinical trial writing companies based in Spain37
- Clinical trial writing companies based in Türkiye31
- Clinical trial writing companies based in Poland30
- Clinical trial writing companies based in Italy28
- Clinical trial writing companies based in the Netherlands28
- Clinical trial writing companies based in Belgium27
- Clinical trial writing companies based in Switzerland25
Cities
Frequently asked
What is RevenueBase SmartSearch?
RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “clinical trial writing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many clinical trial writing companies are there worldwide?
RevenueBase identified 2,320 company matches for clinical trial writing companies worldwide as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.
What is the largest company on this list?
PPD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which country has the most clinical trial writing companies?
The United States leads with 731 companies, followed by India (294) and the United Kingdom (125). Every clinical trial writing companies list by country and city is linked on this page.
Which city has the most clinical trial writing companies?
Hyderabad leads with 42 company records, followed by Bangalore (32) and Ahmedabad (31).
How do I get contact information for these companies?
A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 29,214 professional contacts with verified work emails tracked across these 2,320 companies; direct dials are available where recorded.
How current is this list?
The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 9, 2026.
Ready to reach these companies? Verified emails and direct dials for all 2,320 clinical trial writing companies worldwide. Start with a free account, no credit card.
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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 SmartSearch, 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.
More company lists
Company intelligence · public preview
Top 25 clinical trial writing companies worldwide
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 2,320 matching company records for clinical trial writing companies worldwide, with 74,721 tracked contacts and 29,214 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 9, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 clinical trial writing companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  PPDppd.comHQ: Wilmington, NC, United StatesReported employees: 10001+ | Wilmington, NC, United States | 10001+ | Exact match | 19,757 contacts → |
“PPD is part of Thermo Fisher Scientific, the world leader in serving science.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  Premier Researchpremier-research.comHQ: Morrisville, NC, United StatesReported employees: 1,001-5,000 | Morrisville, NC, United States | 1,001-5,000 | Exact match | 2,670 contacts → |
“Premier Research International LLC (Premier) is a global leader in clinical research and consulting services with expertise in driving an efficient and effective path to market…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Propharmapropharmagroup.comHQ: Raleigh, NC, United StatesReported employees: 1,001-5,000 | Raleigh, NC, United States | 1,001-5,000 | Exact match | 2,144 contacts → |
“At ProPharma, we help pharmaceutical, biotechnology, and medical device companies bring life-changing therapies to market.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Novotechnovotech-cro.comHQ: Singapore, AustraliaReported employees: 1,001-5,000 | Singapore, Australia | 1,001-5,000 | Exact match | 1,906 contacts → |
“Novotech is a globally recognized full-service clinical research organization (CRO) and scientific advisory company that provides biotech and small- to mid-sized pharma companies…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Veeda Lifesciencesveedalifesciences.comHQ: Ahmedabad, IndiaReported employees: 501-1,000 | Ahmedabad, India | 501-1,000 | Exact match | 1,319 contacts → |
“We partner with innovator and generic companies using our high-quality infrastructure and a global network of clinical trial sites, to launch novel therapies and new products for…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Lambda Therapeutic Researchlambda-cro.comHQ: Ahmedabad, IndiaReported employees: 1,001-5,000 | Ahmedabad, India | 1,001-5,000 | Exact match | 1,272 contacts → |
“Lambda Therapeutic Research is a leading full-service Global Clinical Research Organization (CRO) headquartered in Ahmedabad (India), with facilities and operations in Mehsana…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Perceptive INCperceptive.comHQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 1,238 contacts → |
“Expanding on their combined 50-year history, Perceptive provides best-in-class specialist support to global pharmaceutical, biotech, and clinical research organizations, spanning…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 |  Vimta Labs LTDvimta.comHQ: Hyderabad, IndiaReported employees: 1,001-5,000 | Hyderabad, India | 1,001-5,000 | Exact match | 1,210 contacts → |
“Founded in 1984 with headquarters in Hyderabad, India, VIMTA LABS LTD.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 |  WCGwcgclinical.comHQ: Cary, NC, United StatesReported employees: 1,001-5,000 | Cary, NC, United States | 1,001-5,000 | Exact match | 1,179 contacts → |
“WCG is a true partner to research sponsors, CROs, sites and participants in navigating the clinical research journey.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  CTI Clinical Trial And Consulting Servicesctifacts.comHQ: Covington, KY, United StatesReported employees: 1,001-5,000 | Covington, KY, United States | 1,001-5,000 | Exact match | 1,102 contacts → |
“CTI Clinical Trial and Consulting Services is a global, privately held, research service organization, delivering a complete spectrum of clinical trial and consulting services…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Navitas Life Sciencesnavitaslifesciences.comHQ: Gaithersburg, MD, United StatesReported employees: 1,001-5,000 | Gaithersburg, MD, United States | 1,001-5,000 | Exact match | 1,001 contacts → |
“Navitas Life Sciences is a global Clinical Research partner with over 35 years of expertise in Clinical, Regulatory, Safety, and Data Management solutions.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 |  Bioagilytixbioagilytix.comHQ: Durham, NC, United StatesReported employees: 1,001-5,000 | Durham, NC, United States | 1,001-5,000 | Exact match | 927 contacts → |
“BioAgilytix is a leading global contract research organization focused on supporting pharmaceutical and biotech partners in all phases of drug development.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  MMSmmsholdings.comHQ: Canton, MI, United StatesReported employees: 501-1,000 | Canton, MI, United States | 501-1,000 | Exact match | 913 contacts → |
“MMS Holdings (MMS) is an award-winning, data-focused clinical research organization (CRO) that supports the pharmaceutical and biotech industries with a proven, scientific…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Caidyacaidya.comHQ: Raleigh, NC, United StatesReported employees: 1,001-5,000 | Raleigh, NC, United States | 1,001-5,000 | Exact match | 734 contacts → |
“Caidya is a multi-therapeutic clinical research organization (CRO) serving innovators worldwide.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 |  Frontage Laboratories, INCfrontagelab.comHQ: Exton, PA, United StatesReported employees: 1,001-5,000 | Exton, PA, United States | 1,001-5,000 | Exact match | 728 contacts → |
“Frontage Laboratories is a US-based Contract Research Organization (CRO) that was initially established in New Jersey in April 2001 and later relocated to Pennsylvania in 2004.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Pharma Medica Research INCpharmamedica.comHQ: Mississauga, ON, CanadaReported employees: 201-500 | Mississauga, ON, Canada | 201-500 | Exact match | 589 contacts → |
“Pharma Medica Research is a full service early phase contract research organization.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 |  Tigermedtigermedgrp.comHQ: Hangzhou, ChinaReported employees: 5,001-10,000 | Hangzhou, China | 5,001-10,000 | Exact match | 557 contacts → |
“Tigermed (Stock code: 300347.SZ/3347.HK) is a leading provider of innovative clinical research solutions across the full life cycle of biopharmaceutical and medical device…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Everest Clinical Researcheverestclinical.comHQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 554 contacts → |
“Everest Clinical Research ("Everest") is a full-service contract research organization (CRO) providing a broad range of expertise-based clinical research services to worldwide…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 |  Axis Clinicals LTDaxisclinicals.comHQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 532 contacts → |
“AXIS Clinicals Limited is one of the most experienced and fastest growing Clinical Research Organization.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 |  Chilternfortrea.comHQ: Durham, NC, United StatesReported employees: 10001+ | Durham, NC, United States | 10001+ | Exact match | 528 contacts → |
“THIS PAGE IS NOT MONITORED.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 |  Veristatveristat.comHQ: Southborough, MA, United StatesReported employees: 501-1,000 | Southborough, MA, United States | 501-1,000 | Exact match | 493 contacts → |
“Veristat is the science-first full-service drug and biologic CRO and consultancy that integrates strategic planning, regulatory expertise, and clinical trial execution to rapidly…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Avance Clinicalavancecro.comHQ: Adelaide, AustraliaReported employees: 201-500 | Adelaide, Australia | 201-500 | Exact match | 440 contacts → |
“Avance Clinical is a full-service Contract Research Organization (CRO) headquartered in Australia, with extensive operations across New Zealand, Asia, North America, and Europe.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 |  SIROsiroclinpharm.comHQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 430 contacts → |
“SIRO unites two distinct but complementary business units: SIRO Medical Writing: SIRO's global medical writing specialists excel in drug development across various therapeutic…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 |  CALYXcalyx.aiHQ: Nottingham, United KingdomReported employees: 1,001-5,000 | Nottingham, United Kingdom | 1,001-5,000 | Exact match | 424 contacts → |
“Calyx and Invicro are now Perceptive!” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 |  Siterositero.comHQ: Coral Gables, FL, United StatesReported employees: 501-1,000 | Coral Gables, FL, United States | 501-1,000 | Exact match | 383 contacts → |
“Sitero is a next-generation, site-focused clinical research organization (CRO) for life sciences and institutional research organizations that helps get treatments to market safer…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 2,320 company matches
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Clinical trial writing companies: dataset insights
October 9, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,313 records in the displayed employee bands.
7 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 2,320 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 9, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Clinical trial writing companies by location
17 lists · largest firstEvery Clinical trial writing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Clinical trial writing companies based in the United States731
- Clinical trial writing companies based in India294
- Clinical trial writing companies based in the United Kingdom125
- Clinical trial writing companies based in Germany72
- Clinical trial writing companies based in Canada61
- Clinical trial writing companies based in France46
- Clinical trial writing companies based in Australia40
- Clinical trial writing companies based in Spain37
- Clinical trial writing companies based in Türkiye31
- Clinical trial writing companies based in Poland30
- Clinical trial writing companies based in Italy28
- Clinical trial writing companies based in the Netherlands28
- Clinical trial writing companies based in Belgium27
- Clinical trial writing companies based in Switzerland25
Cities
Questions about this company list
What does Exact match mean for clinical trial writing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many clinical trial writing companies did RevenueBase find worldwide?
The saved snapshot records 2,320 matching company records, 74,721 tracked contacts and 29,214 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 9, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 clinical trial writing companies worldwide. Snapshot: October 9, 2026. https://revenuebase.ai/companies/browse/clinical-trial-writing-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
Company intelligence · public preview
Top 25 clinical trial writing companies worldwide
RevenueBase records 2,320 matching company records for clinical trial writing companies worldwide, with 74,721 tracked contacts and 29,214 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: October 9, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 clinical trial writing companies worldwide
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | PPDppd.com HQ: Wilmington, NC, United StatesReported employees: 10001+ | Wilmington, NC, United States | 10001+ | Exact match | 19,757 contacts → |
“PPD is part of Thermo Fisher Scientific, the world leader in serving science.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | Premier Researchpremier-research.com HQ: Morrisville, NC, United StatesReported employees: 1,001-5,000 | Morrisville, NC, United States | 1,001-5,000 | Exact match | 2,670 contacts → |
“Premier Research International LLC (Premier) is a global leader in clinical research and consulting services with expertise in driving an efficient and effective path to market…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Propharmapropharmagroup.com HQ: Raleigh, NC, United StatesReported employees: 1,001-5,000 | Raleigh, NC, United States | 1,001-5,000 | Exact match | 2,144 contacts → |
“At ProPharma, we help pharmaceutical, biotechnology, and medical device companies bring life-changing therapies to market.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Novotechnovotech-cro.com HQ: Singapore, AustraliaReported employees: 1,001-5,000 | Singapore, Australia | 1,001-5,000 | Exact match | 1,906 contacts → |
“Novotech is a globally recognized full-service clinical research organization (CRO) and scientific advisory company that provides biotech and small- to mid-sized pharma companies…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Veeda Lifesciencesveedalifesciences.com HQ: Ahmedabad, IndiaReported employees: 501-1,000 | Ahmedabad, India | 501-1,000 | Exact match | 1,319 contacts → |
“We partner with innovator and generic companies using our high-quality infrastructure and a global network of clinical trial sites, to launch novel therapies and new products for…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Lambda Therapeutic Researchlambda-cro.com HQ: Ahmedabad, IndiaReported employees: 1,001-5,000 | Ahmedabad, India | 1,001-5,000 | Exact match | 1,272 contacts → |
“Lambda Therapeutic Research is a leading full-service Global Clinical Research Organization (CRO) headquartered in Ahmedabad (India), with facilities and operations in Mehsana…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Perceptive INCperceptive.com HQ: London, United KingdomReported employees: 1,001-5,000 | London, United Kingdom | 1,001-5,000 | Exact match | 1,238 contacts → |
“Expanding on their combined 50-year history, Perceptive provides best-in-class specialist support to global pharmaceutical, biotech, and clinical research organizations, spanning…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | Vimta Labs LTDvimta.com HQ: Hyderabad, IndiaReported employees: 1,001-5,000 | Hyderabad, India | 1,001-5,000 | Exact match | 1,210 contacts → |
“Founded in 1984 with headquarters in Hyderabad, India, VIMTA LABS LTD.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | WCGwcgclinical.com HQ: Cary, NC, United StatesReported employees: 1,001-5,000 | Cary, NC, United States | 1,001-5,000 | Exact match | 1,179 contacts → |
“WCG is a true partner to research sponsors, CROs, sites and participants in navigating the clinical research journey.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | CTI Clinical Trial And Consulting Servicesctifacts.com HQ: Covington, KY, United StatesReported employees: 1,001-5,000 | Covington, KY, United States | 1,001-5,000 | Exact match | 1,102 contacts → |
“CTI Clinical Trial and Consulting Services is a global, privately held, research service organization, delivering a complete spectrum of clinical trial and consulting services…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Navitas Life Sciencesnavitaslifesciences.com HQ: Gaithersburg, MD, United StatesReported employees: 1,001-5,000 | Gaithersburg, MD, United States | 1,001-5,000 | Exact match | 1,001 contacts → |
“Navitas Life Sciences is a global Clinical Research partner with over 35 years of expertise in Clinical, Regulatory, Safety, and Data Management solutions.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Bioagilytixbioagilytix.com HQ: Durham, NC, United StatesReported employees: 1,001-5,000 | Durham, NC, United States | 1,001-5,000 | Exact match | 927 contacts → |
“BioAgilytix is a leading global contract research organization focused on supporting pharmaceutical and biotech partners in all phases of drug development.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | MMSmmsholdings.com HQ: Canton, MI, United StatesReported employees: 501-1,000 | Canton, MI, United States | 501-1,000 | Exact match | 913 contacts → |
“MMS Holdings (MMS) is an award-winning, data-focused clinical research organization (CRO) that supports the pharmaceutical and biotech industries with a proven, scientific…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Caidyacaidya.com HQ: Raleigh, NC, United StatesReported employees: 1,001-5,000 | Raleigh, NC, United States | 1,001-5,000 | Exact match | 734 contacts → |
“Caidya is a multi-therapeutic clinical research organization (CRO) serving innovators worldwide.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 15 | Frontage Laboratories, INCfrontagelab.com HQ: Exton, PA, United StatesReported employees: 1,001-5,000 | Exton, PA, United States | 1,001-5,000 | Exact match | 728 contacts → |
“Frontage Laboratories is a US-based Contract Research Organization (CRO) that was initially established in New Jersey in April 2001 and later relocated to Pennsylvania in 2004.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Pharma Medica Research INCpharmamedica.com HQ: Mississauga, ON, CanadaReported employees: 201-500 | Mississauga, ON, Canada | 201-500 | Exact match | 589 contacts → |
“Pharma Medica Research is a full service early phase contract research organization.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Tigermedtigermedgrp.com HQ: Hangzhou, ChinaReported employees: 5,001-10,000 | Hangzhou, China | 5,001-10,000 | Exact match | 557 contacts → |
“Tigermed (Stock code: 300347.SZ/3347.HK) is a leading provider of innovative clinical research solutions across the full life cycle of biopharmaceutical and medical device…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Everest Clinical Researcheverestclinical.com HQ: Toronto, ON, CanadaReported employees: 501-1,000 | Toronto, ON, Canada | 501-1,000 | Exact match | 554 contacts → |
“Everest Clinical Research ("Everest") is a full-service contract research organization (CRO) providing a broad range of expertise-based clinical research services to worldwide…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Axis Clinicals LTDaxisclinicals.com HQ: Hyderabad, IndiaReported employees: 201-500 | Hyderabad, India | 201-500 | Exact match | 532 contacts → |
“AXIS Clinicals Limited is one of the most experienced and fastest growing Clinical Research Organization.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Chilternfortrea.com HQ: Durham, NC, United StatesReported employees: 10001+ | Durham, NC, United States | 10001+ | Exact match | 528 contacts → |
“THIS PAGE IS NOT MONITORED.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Veristatveristat.com HQ: Southborough, MA, United StatesReported employees: 501-1,000 | Southborough, MA, United States | 501-1,000 | Exact match | 493 contacts → |
“Veristat is the science-first full-service drug and biologic CRO and consultancy that integrates strategic planning, regulatory expertise, and clinical trial execution to rapidly…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Avance Clinicalavancecro.com HQ: Adelaide, AustraliaReported employees: 201-500 | Adelaide, Australia | 201-500 | Exact match | 440 contacts → |
“Avance Clinical is a full-service Contract Research Organization (CRO) headquartered in Australia, with extensive operations across New Zealand, Asia, North America, and Europe.” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | SIROsiroclinpharm.com HQ: Mumbai, IndiaReported employees: 201-500 | Mumbai, India | 201-500 | Exact match | 430 contacts → |
“SIRO unites two distinct but complementary business units: SIRO Medical Writing: SIRO's global medical writing specialists excel in drug development across various therapeutic…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | CALYXcalyx.ai HQ: Nottingham, United KingdomReported employees: 1,001-5,000 | Nottingham, United Kingdom | 1,001-5,000 | Exact match | 424 contacts → |
“Calyx and Invicro are now Perceptive!” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Siterositero.com HQ: Coral Gables, FL, United StatesReported employees: 501-1,000 | Coral Gables, FL, United States | 501-1,000 | Exact match | 383 contacts → |
“Sitero is a next-generation, site-focused clinical research organization (CRO) for life sciences and institutional research organizations that helps get treatments to market safer…” Recorded description excerpt · October 9, 2026Open company data in RevenueBase ↗Free signup required. | |||||
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Clinical trial writing companies: dataset insights
October 9, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
2,313 records in the displayed employee bands.
7 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
Email recency for this list is measured across the whole country list rather than for Worldwide, so it is reported there. Company counts and contact totals on this page are exact for Worldwide, over 2,320 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: October 9, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Clinical trial writing companies by location
17 lists · largest firstEvery Clinical trial writing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
- Clinical trial writing companies based in the United States731
- Clinical trial writing companies based in India294
- Clinical trial writing companies based in the United Kingdom125
- Clinical trial writing companies based in Germany72
- Clinical trial writing companies based in Canada61
- Clinical trial writing companies based in France46
- Clinical trial writing companies based in Australia40
- Clinical trial writing companies based in Spain37
- Clinical trial writing companies based in Türkiye31
- Clinical trial writing companies based in Poland30
- Clinical trial writing companies based in Italy28
- Clinical trial writing companies based in the Netherlands28
- Clinical trial writing companies based in Belgium27
- Clinical trial writing companies based in Switzerland25
Cities
Questions about this company list
What does Exact match mean for clinical trial writing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many clinical trial writing companies did RevenueBase find worldwide?
The saved snapshot records 2,320 matching company records, 74,721 tracked contacts and 29,214 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: October 9, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
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Cite this list
RevenueBase Data Team. Top 25 clinical trial writing companies worldwide. Snapshot: October 9, 2026. https://revenuebase.ai/companies/browse/clinical-trial-writing-companies.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗