Mark Grushey is a seasoned Business Development Manager with extensive experience in the telecommunications sector. Currently employed at T-Mobile since August 2025, Mark leads business development for the Advanced Cellular division. Previously, at UScellular from August 2021 to August 2025, Mark focused on private cellular networks, driving strategy and revenue growth. During a prior role at Tilson from January 2016 to August 2021, Mark was instrumental in managing business development for SLED and DOD 5G Test Bed Programs. Earlier in his career, Mark served as a Sr. National Account Manager at Granite Telecommunications from April 2007 to December 2015, specializing in licensing and make-ready consulting for MNO small cell operations. Mark holds a Bachelor of Applied Science in Political Science and Government from UMass Boston, obtained in 2002.
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