How many employees work at PAREXEL International?

PAREXEL International Corp. has 25,503 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is -2.6%.

Data source: Revelio Labs Coverage: Global workforce Latest update: September 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 September 2025

PAREXEL International
workforce metrics

Headcount

25.5k

Avg. Salary

$62.2k

Tenure

4.4yr

Growth Rate

-2.6%

Hiring Rate

Attrition Rate

For even more metrics data,
reach out to our sales team.

Contact Sales

Employee Headcount

Interactive chart of PAREXEL International annual worldwide employee count from 2023 to 2025.

  • PAREXEL International total number of employees in 2025 was 25,634.256, a 2.6% decline from 2024.
  • PAREXEL International total number of employees in 2024 was 26,101.6, a 5.0% increase from 2023.
  • PAREXEL International total number of employees in 2023 was 24,754.691, a 1.6% increase from 2022.

Would you like to see the latest employee headcount data?

Contact Sales

Employee Geographic Breakdown

Would you like to see the latest employee geographic data?

Contact Sales

Employee Role Breakdown

Would you like to see the latest employee role breakdown data?

Contact Sales

Employee Compensation

Would you like to see the latest employee compensation data?

Contact Sales

Active Job Postings

Interactive chart of PAREXEL International annual active job postings from 2023 to 2025.

  • PAREXEL International active job postings in 2025 was 2,773, a 10.4% increase from 2024.
  • PAREXEL International active job postings in 2024 was 2,838, a 10.7% increase from 2023.
  • PAREXEL International active job postings in 2023 was 2,550, a 30.2% decline from 2022.

Would you like to see the latest active job postings data?

Contact Sales

Employee Sentiment

Sentiment Topics

Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales
Contact Sales

Would you like to see the latest employee sentiment data?

Contact Sales