Cullen D. Sheehan
Government Relations



State Government Relations


Saint Mary’s University, B.A. Political Science


Cullen Sheehan represents clients before the Minnesota legislature on a variety of commerce, housing, education, and transportation issues. He is widely known in Minnesota and at the State Capitol for his ability to work with diverse coalitions and stakeholders to accomplish clients’ goals.

Prior to joining LGN, Mr. Sheehan served in numerous capacities at the highest levels of politics and government. He served as Chief of Staff to the Minnesota Senate Republican Caucus and was instrumental in leading them to their first majority in 38 years. In addition, he served as a senior advisor to United States Senator Norm Coleman and was Coleman’s campaign manager in one of the most expensive and closest Senate races in Minnesota history.

Mr. Sheehan has developed extensive national networks through his work in Republican politics. Notably, he was the Midwest Regional Political Director for the Republican National Committee and served as the Executive Director of the Republican Party of Iowa. Additionally, he has served in senior roles on numerous U.S. senatorial, congressional and gubernatorial campaigns.

Mr. Sheehan is a graduate of Saint Mary’s University in Winona, Minnesota, where he earned a Bachelor of Arts degree in Political Science and minored in Public Administration. He serves on the Board of Directors for the Citizen’s League, is a council member of AIPAC Minnesota and is a past Board member of Spare Key. Once a month he performs as lead singer with his part-time band, “The Most Interesting Band in the World.”