Verdi Oncology
Patient Centered Quality

Verdi Leadership

Our Leadership Team


Wes chapman, CEO

Wes is founder and CEO of Verdi Oncology, as well as an Operating Partner at Pharos Capital.  Wes has been a pioneer in the incorporation of advanced quality systems – lean/six sigma and ISO into medical clinical practice. He is an expert in value based care reimbursement systems, teaching and lecturing about these subjects at Dartmouth and Vanderbilt. He has helped develop advanced quality and oncology care and clinical models at Dartmouth, UPMC, The West Clinic, Tennessee Oncology, Advanced Medical Specialties (Miami Baptist), Charleston Area Medical Center and the State of Vermont.

Wes has a track record of strategic and operating excellence as a CEO and investor, with particular success in developing functional strategies to simultaneously improve quality and reduce costs. He has a proven ability to realize value from the companies he runs and/or invests in.  

He is a Dartmouth College (magna cum laude, high honors) and Tuck School of Business graduate, holds a Lean/Six Sigma Black Belt from the Thayer School of Engineering  and is certified as an oncology nurse.

Prior to Pharos, he was SVP of Strategy at Tennessee Oncology, Chairman & CEO of M2S, Inc. for 10 years, and was a partner at the investment banking firms of Oppenheimer & Co. and Donaldson, Lufkin & Jenrette prior to that. Wes is a founder of the cancer charities, Reach for a Peak and Journey Gives, and regularly leads climbing teams up Kilimanjaro to raise money for cancer research.

“I founded Verdi Oncology to partner with exceptional medical oncology practices, and bring the best patient-centric care to oncology patients in the community.”



Bob crants, CHairman of the Board

Bob Crants is a Founding Partner and Chief Investment Officer of Pharos Capital Group. Mr. Crants is responsible for setting the firm’s investment and risk management strategy, developing targeted investment themes, supervising the transaction structuring process and fundraising. Mr. Crants is a member of the investment committees of Pharos’ funds and currently serves on the boards of Back Yard Burgers, Sona Dermatology and Medspa, Employee Benefit Solutions, FasPsych, MOTION Physical Therapy, TechLab, Seaside Healthcare and TotalTrax.

Mr. Crants has been directly involved in private equity investments for over twenty-five years. Prior to founding Pharos, Mr. Crants was with Goldman Sachs, where he was a founding member of the Special Investments Group, and was active in the development and marketing of proprietary equity derivative products, equity private placements, exchange funds and merchant banking funds.

Mr. Crants graduated from Princeton University with an A.B., summa cum laude, in Economics. Mr. Crants is based out of the firm's Nashville office.


Wael A. Harb, M.D., Director of Clinical research

Dr. Harb completed his medical training at the University Of Damascus School Of Medicine. He developed his specialization in both Internal Medicine and Medical Oncology at the Indiana University School of Medicine, and is board certified in both.

In 2001, Dr. Harb opened Horizon Oncology Center to serve the Lafayette community. The center offers a wide range of comprehensive cancer services to our patients, including advanced technological options, premier clinical expertise and cutting edge clinical trial opportunities. He served as the director of oncology and research at Indiana University Health Arnett Cancer Services between 2010 and 2014.   He served as the Executive Director and Coordinator for the Lafayette Medical Education Foundation between 2008 and 2018. He serves as Chairman of Community Cancer Network, a nonprofit organization that helps cancer patients.  Dr. Harb dedicates himself to get to know each patient on a personal level to find the best treatment plan possible. He partnered with Verdi Oncology in 3/2018 as the Director of Clinical Research.