Custodial Services Contract Number GMU-1229-15 Category Services Buyer Katherine Sirotin George Mason University 703-993-2497 ksirotin@gmu.edu
Custodial Services, Hylton Performing Arts Building Contract Number GMU-1078-14 Category Services Buyer Katherine Sirotin George Mason University 703-993-2497 ksirotin@gmu.edu
Custodial Services, Field House Contract Number GMU-841-13 Category Services Buyer Katherine Sirotin George Mason University 703-993-2497 ksirotin@gmu.edu