How many employees work at PAREXEL International?
PAREXEL International Corp. has 23,065 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is -3.5%.
Data source: Revelio Labs Coverage: Global workforce Latest update: December 2025
About PAREXEL International
Parexel is among the world’s largest clinical research organizations (CROs), providing the full range of Phase I to IV clinical development services to help life-saving treatments reach patients faster. Leveraging the breadth of our clinical, regulatory and therapeutic expertise, our team of more than 21,000 global professionals collaborates with biopharmaceutical leaders, emerging innovators and sites to design and deliver clinical trials with patients in mind, increasing access and participation to make clinical research a care option for anyone, anywhere. Our depth of industry knowledge and strong track record gained over the past 40 years is moving the industry forward and advancing clinical research in healthcare’s most complex areas, while our innovation ecosystem offers the best solutions to make every phase of the clinical trial process more efficient. With the people, insight and focus on operational excellence, we work With HeartTM every day to treat patients with dignity and continuously learn from their experiences, so every trial makes a difference. For more information, visit parexel.com. Community Guidelines Because Parexel’s social media channels are open to the general public and employees, we are not responsible for views expressed other than our own. However, we do not tolerate posts that are: • Abusive, harassing or threatening to others. • Defamatory, offensive, obscene, vulgar or depicting violence. • Hateful targeting by race/ethnicity, age, color, creed, religion, gender, sexual preference or orientation, nationality or political beliefs. • Sexually explicit or pornographic. • Fraudulent, deceptive, libelous, misleading or unlawful. • Referencing criminal or illegal activity. • Spamming. We reserve the right to remove any comments that do not adhere to our guidelines as well as report users who violate the rules of our page.
As of December 2025
PAREXEL International
workforce metrics
Headcount
23.1k
Avg. Salary
$61.6k
Tenure
4.3yr
Growth Rate
-3.5%
Hiring Rate
Attrition Rate
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Employee Headcount
Interactive chart of PAREXEL International annual worldwide employee count from 2023 to 2025.
- PAREXEL International total number of employees in 2025 was 23,040, a 3.5% decline from 2024.
- PAREXEL International total number of employees in 2024 was 23,859, a 5.4% increase from 2023.
- PAREXEL International total number of employees in 2023 was 22,607, a 1.6% increase from 2022.
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Employee Geographic Breakdown
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Active Job Postings
Interactive chart of PAREXEL International annual active job postings from 2023 to 2025.
- PAREXEL International active job postings in 2025 was 492, a 56.7% decline from 2024.
- PAREXEL International active job postings in 2024 was 881, a 14.2% decline from 2023.
- PAREXEL International active job postings in 2023 was 1,016, a 8.1% decline from 2022.
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Employee Sentiment
Sentiment Topics
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