How many employees work at TSA Riley?

TSA Riley Ltd. has 1,092 employees, according to Revelio Labs workforce intelligence data. The YoY growth rate is 6.1%.

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

About TSA Riley

Henry Riley is a leading UK and property construction consultancy with a national and international presence. The success of Henry Riley for over 130 years has been down to our ability to lead the way in the construction and property industries by being visionary, innovative and forward thinking. We offer an extensive range of services including: • Cost Consultancy • Employer’s Agent • Project Management • Health & Safety • Advisory Services • Project Monitoring • MMC Advisory • Development Management • Due Diligence & Monitoring • Engineering Cost Management • Engineering Project Management • Legal Support and Contractual Services • Procurement • Project Audit • Risk Management We specialise in the commercial, education, health, industrial & logistics, leisure, residential, retail, and transport & infrastructure sectors. In 2023 Henry Riley partnered with leading Asian-Pacific Project Consultancy TSA Management. Together, TSA and Henry Riley expand our reach, experience, expertise and encompass almost 900 project professionals across 24 offices worldwide. We devise leading edge and innovative solutions for our clients based on our expertise learned from fast-paced roll out and development programmes from some the world’s leading organisations and financial institutions. This experience combined with our local/regional knowledge enables us to produce outstanding results for our clients. As a matter of policy, individual appointments are led by a Director, so that every client benefits from the expertise of our most senior people. We operate a successful business by understanding and exceeding our objectives for service to clients relating to advice, value and relationships, under an overarching vision of becoming a more diverse and sustainable business. We provide an open and friendly environment where our staff are rewarded for effort and initiative, feel valued, are professionally challenged and are empowered to progress their careers through training.

As of September 2025

TSA Riley
workforce metrics

Headcount

1.1k

Avg. Salary

$97.1k

Tenure

3.2yr

Growth Rate

6.1%

Hiring Rate

Attrition Rate

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

Contact Sales

Employee Headcount

Interactive chart of TSA Riley annual worldwide employee count from 2023 to 2025.

  • TSA Riley total number of employees in 2025 was 1,124.236, a 6.1% increase from 2024.
  • TSA Riley total number of employees in 2024 was 1,048.971, a 15.9% increase from 2023.
  • TSA Riley total number of employees in 2023 was 911.026, a 17.8% 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 TSA Riley annual active job postings from 2023 to 2025.

  • TSA Riley active job postings in 2025 was 123, a 21.6% increase from 2024.
  • TSA Riley active job postings in 2024 was 94, a 35.0% increase from 2023.
  • TSA Riley active job postings in 2023 was 66, a 142.9% increase 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