The proof is in the partnerships.

What our clients say about working with us, and the numbers behind the work.

In their words

What clients say.

“What stands out isn’t just the placements; it’s the partnership. We know that whenever new opportunities come up, even beyond our original scope, we have a reliable partner who can hit the ground running with us.”

VP of Clinical Operations, Global CRO

“The team consistently delivered high-quality candidates and took the time to understand our talent needs. Their partnership, responsiveness, and ability to identify qualified professionals made them a trusted resource as our organization continued to grow.”

Senior Clinical Development Leader, Public Biotech Company

“They consistently delivered strong candidates, understood our business needs, and served as a true strategic partner throughout our growth.”

Senior Leader, Biopharmaceutical Organization
Client results

Good recruiting should show up in the numbers.

83.5% of the candidates we submit are interviewed, and 52% of those interviews end in a hire.

As of October 2026
positions filled
770 +
professionals in our network
8750 +
Case studies

The problem behind the hire.

How a search actually went: what the client was up against, what we did, and what happened.

Case study · Biometrics · Specialized search

Not Just a Statistician. The Right Statistician.

How asking better questions helped an oncology-focused biopharmaceutical company find rare expertise for an initiative it had never built internally.

2
specialized roles: project statistician and project statistical programmer
Read the case study →
Case study · Biometrics · FSP

Scaling a Global FSP Without a Cash-⁠Flow Bottleneck

How CLS helped a global biometrics services organization build a 15-person SAS programming team quickly, on terms the business could sustain.

11 of 15
positions filled and counting
Read the case study →