Cornerstone Team

Madeleine Diakiwski

Madeleine Cantrel Diakiwski joined Cornerstone Government Affairs in October 2012. As the Director of Federal & State Marketing, Madeleine manages the firm’s business development and marketing efforts. Prior to her current role, Madeleine previously held the position of State Government Relations Coordinator at Cornerstone.

A native of Chevy Chase, Maryland, Madeleine graduated from Miami University in Oxford, Ohio, with a Bachelor of Arts in Strategic Communication. She currently resides in the District with her husband.