Parexel
Parexel is a global contract research organization (CRO) founded in 1982 and headquartered in Durham, North Carolina. With over 21,000 employees across more than 50 countries, Parexel specializes in helping pharmaceutical and biotechnology companies navigate the FDA regulatory approval process and offers a wide range of outsourced clinical research services. The company provides clinical research services, regulatory consulting, and market access strategy consulting. It has strong expertise in managing clinical trials, particularly in oncology and biotech sectors. Parexel also employs innovative approaches, such as decentralized clinical trials, to enhance patient diversity and accessibility. Additionally, the company integrates advanced technology and data analytics solutions to improve clinical trial efficiency and decision-making. Parexel serves a diverse clientele, including large pharmaceutical companies, emerging biotech firms, and medical device manufacturers. The company is recognized for its significant contributions to oncology and biotech clinical trials and has a strong presence in Asia, supporting global drug development initiatives.
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Headcount trend
Parexel went from 12,255 employees in Oct 2024 to 12,665 in Sep 2026. Apr to Sep 2026: 708 people joined, 334 left.
Org structure
Headcount by department
Salaries at Parexel
All salaries50 salary profiles in the US
Most reported roles
H-1B sponsorship
The department split adds up all the years listed above. FY2026 alone: 18 filings.
Peer reviews
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Anonymous peer reviews on OffTheRecord
Hiring now
Base Salary:
$115k - $140k
Base Salary:
$110k - $135k
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Parexel FAQ
How many employees does Parexel have?
Parexel has about 12,665 employees, up 1.3% over the 3 months to Sep 2026.
Does Parexel sponsor H1B visas?
Yes. Parexel filed 18 H1B (LCA) applications in FY2026, according to the latest U.S. Department of Labor disclosures. Most of them were for Engineering roles.
What is Parexel's revenue per employee?
Parexel makes about $193K in revenue per employee, based on $2.44B annual revenue and 12,665 employees.
How much does Parexel pay?
6figr has 94 salary profiles for Parexel in India and 50 in the US, with pay broken down by role, level and gender on the Parexel salaries page. See Parexel salaries in India
Data from Company Prospectus, DOL LCA disclosures, WARN notices and 6figr salary profiles.