David T. Donat

President & CEO, BGE HOME and Constellation Home, Senior Vice President, Constellation

Tamla Olivier, President & CEO, BGE HOME and Constellation Home, Senior VP, Constellation

As president & CEO, BGE HOME and Constellation Home, and senior vice president, Constellation, Donat is responsible for guiding and growing one of the largest home energy service operations in the nation. Providing consumers in multiple markets with energy related solutions ranging from HVAC to home improvements, his organization is key to Constellation’s strategic plan to differentiate its deregulated gas and electricity offerings — deepening customer relationships and driving earnings for the business.

Professional History

Donat has been a valuable member of the Exelon family of companies for nearly 24 years. After beginning his career in commodities, scheduling, and trading, he went on to build a strong leadership foundation across several areas of the commercial business, including Risk, Finance, and Retail.

Most recently, he served as vice president, Commercial Business Solutions, responsible for technology investment, merger and acquisition planning, business integration, process improvement, and enterprise-wide cost optimization. Prior to that role, he held the position of vice president, Retail Operations, where he led the effort to rebuild Constellation’s back office operations into the industry leading platform it is today, serving the largest portfolio of power, gas, and mass markets customers in the competitive energy business.

Named to his current role in March 2020, Donat brings a balance of strong people leadership, commercial decision making, and operational rigor to this successful customer facing business.

Civic Involvement

Donat serves as an executive committee board member of The Lighthouse of Houston, a nonprofit that assists blind and visually impaired people with living independently.


Donat received his bachelor’s degree in Business Administration with a major in Finance and Operations Management and a minor in Management Information Systems, as well as a master’s degree in Business Administration with a concentration in Finance, both from the University of Delaware.