Media Contact media@waterstreet.com

April 23, 2025

Water Street Announces Appointment of David Johnston

Former Thermo Fisher Scientific & PPD Executive Deepens Health Care Firm’s Pharma Services and Life Sciences Expertise

Chicago - Water Street Healthcare Partners today announced the appointment of biopharmaceutical industry veteran David M. Johnston, Ph.D. to its team. Dr. Johnston joins Water Street following a successful career with Thermo Fisher Scientific where he served as a member of the corporate leadership team and led its contract research organization, PPD. He will work with Water Street’s team to engage with pharmaceutical services and life science businesses interested in achieving next-level growth and value creation.

“I’m excited to work with Water Street’s team to advance our shared mission of building businesses that will make meaningful impacts in the pharmaceutical and life science sector, and most importantly, have a positive impact on patient care. It’s a dynamic time in our industry with new therapeutic modalities and digital technologies creating opportunities for innovation and growth. Water Street stands out as strategic partner that provides deep industry knowledge and resources to help businesses navigate the complexities of a regulated environment and advance their growth objectives,” said Dr. Johnston.

Dr. Johnston brings to Water Street more than 25 years of leadership experience in clinical research. As president of PPD, Thermo Fisher’s contract research organization, he was instrumental in establishing the CRO as a leader in supporting complex studies and innovative therapies. Prior to PPD becoming part of Thermo Fisher, Dr. Johnston guided all aspects of its early and late-phase global clinical development work after having led its laboratories businesses. Dr. Johnston began his career at LabCorp, where he was promoted to senior vice president and global head of clinical trials, and his work led to the industry’s first companion diagnostic test developed in tandem with a therapy. Over the course of his career, he has lectured on clinical research at universities and published peer-reviewed articles on a range of clinical research topics.

Dr. Johnston is the latest addition to Water Street’s team as it continues to expand its significant presence in the pharmaceutical and life science sector. The health care firm has completed more than 70 transactions across numerous sub-sectors of pharmaceutical services to build a premier group of companies advancing drug and device development and commercialization.

Subscribe to Water Street News

To receive Water Street news via email,
please complete the form below.

Privacy Policy

You’ve just been sent an email to confirm your email address. Please click on the link in the email to activate your subscription.

If you do not receive an email from us within a few minutes, please check your spam folder. If our email did not come through to you, please click on this link, news@waterstreet.com.

Something went wrong. If you are seeing this error, please let us know, and we will get it fixed asap.