Thomas W. MacDonald

Founding Partner and Co-Owner


Tom MacDonald founded Intercontinental Development Corp., which later became Carlton Senior Living, in 1982. He managed the development and construction of the company’s first senior living projects and supervised their day-to-day operations for over eleven years.

Previously, he was in the general contracting and hotel/restaurant supply businesses and managed a company that developed hotels, motels and restaurants in Washington and Oregon. MacDonald’s broad experience in construction, development and marketing has enabled his success in producing successful, quality senior housing projects.

Donald Engle

Founding Partner and Co-Owner


Don Engle left his dentistry practice and his position as an Associate Clinical Professor of Dentistry at the University of California, San Francisco, in 1986 to focus on real estate investment. Since then, he has been a financial partner in many successful projects with a total market value of over $700 million.

Since becoming one of the company’s founding partners in 1989, Dr. Engle has provided a keen eye for detail while continually monitoring the development of new senior living communities. He is also a licensed real estate broker in California, has worked for the Flying Doctors of Australia, and acted as a Program Director of Project HOPE in Barbados.

David M. Coluzzi



Dave Coluzzi has been Carlton Senior Living’s president since 2015. With more than 30 years of experience in the senior care industry, he has direct oversight and responsibility for all aspects of the company’s operations.

Previously, he was CEO of the Esquire Group, which operates seven communities with more than 1,200 senior living and apartment units in New Jersey. Before that he was vice president of operations for a Hyatt Hotels luxury housing subsidiary, where he managed a portfolio of 10 retirement communities in several states. He has also served as a senior vice president for Atria Senior Living Group, managing operations for 65 communities in eight states, with responsibility for nearly 7,000 senior living units.

Coluzzi earned a bachelor’s degree in health care administration from the University of Arizona, and is a U.S. Air Force veteran.