Kieran Mahoney is a well-known political strategist and Managing Partner at Mercury Public Affairs. He has been instrumental in the success of several political and public affairs campaigns in the last two decades, helping candidates win elections and providing counsel to business clients on corporate and public affairs issues. His expertise includes public affairs, government relations, political consulting, strategic media relations, rapid response, issues & crisis management, public opinion research, polling, grassroots coalition building, online contextual marketing, and advocacy advertising. He has managed successful campaigns for telecommunications, healthcare, energy, and transportation industry leaders, including Fortune 500 companies. Kieran has extensive political experience and has managed and consulted on elections in over 30 states.

Kieran's clients have come to trust his advice because of his unrivaled knowledge of state affairs and his political expertise. He served as a senior adviser to all three of Governor George Pataki's campaigns and was the top strategist and manager of Governor Pataki's first gubernatorial campaign in 1994 that ended Democrat Mario Cuomo's twelve-year reign. Kieran is also a former political adviser to U.S. Senator Alfonse D'Amato (R-NY) and former political consultant at the Office of Governor George E. Pataki. The New York Times called him "one of the best political strategists of his generation."