Dennis Sheehan

Senior Vice President Finance and Administration

Dennis Sheehan joined Callahan as Senior Vice President of Finance and Administration in 1996. He oversees all of the company’s daily financial operations, managing internal processes for budgeting, capital planning, and forecasting. Dennis also works with other members of the senior leadership team, bringing particular expertise to issues that are related to services, large project bids, and strategic planning.

Dennis earned a Bachelor’s degree in Business Administration from the Lowell Technological Institute, where he graduated Magna Cum Laude and received the Edward L. McCaffrey Award. Prior to joining Callahan, he held similar positions in several construction firms and practiced as a Certified Public Accountant in Massachusetts and New Hampshire.


One of the best things about working at Callahan

The Family. Dennis deeply values the personal relationships he has developed with the entire Callahan family.

Off hours

Dennis is very involved in his children’s lives, and he enjoys travel and golf.

In his own words

“I have particularly enjoyed the challenge of helping to steer the organization through the years and have always been impressed by this Company’s ability to manage change. Over the years I have had the opportunity to work with many outstanding individuals, and I continue to be excited about the future.”