About Mark Klein
Mark Klein is co-founder and president of ColoWatch. The company supports imaging centers with radiologist interpretation of each virtual colonoscopy exam. He previously served as the company’s co-founder and chief medical officer. Before ColoWatch, Klein worked around Washington, D.C., as a board-certified diagnostic radiologist for more than four decades. He has performed more than 8,000 CT colonography screening studies.
Experience
This experience comes from official bios and from SEC filings. For roles taken from filings, the years are when the filings name Mark Klein in the role, so the role may have started earlier or lasted longer.
ColoWatch, Inc. Current
Co-Founder and President, director
Executive officer and director
Co-founder and Chief Medical Officer
2026 – Present · Gaithersburg, MD
ColoWatch gives imaging centers a standardized virtual colonoscopy service with cloud delivery and specialist radiologist review.
Key Colleagues at Startups
The people Mark Klein works with at each company, as listed on that company's latest Form D.
ColoWatch, Inc. · Form D/A, Nov 9, 2026
Bikram Bakshi
Co-Founder and CEO, director