Key Contacts in the Great Lakes Region

The Great Lakes Regional Headquarters is located at 230 S. Dearborn Street, Chicago, Illinois. To find contacts not shown below, use our Directory of Services.

Title / Office	Name / Phone / Email
Regional Administrator	Denise Maes 303-817-3506 denise.maes@gsa.gov
Regional Commissioner Public Buildings Service	Angel Dizon 312-353-5572 angel.dizon@gsa.gov
Deputy Regional Commissioner Public Buildings Service	Robert Green 312-353-3308 robert.green@gsa.gov
Equal Employment Opportunity	Kellyann Williams 215-446-4906 kellyann.williams@gsa.gov
Freedom of Information Act (FOIA) Officer	Megan Brown 312-886-4410 megan.brown@gsa.gov
Public Affairs Officer	Tanya Schusler 312-206-6131 tanya.schusler@gsa.gov
Regional Manager Office of Small and Disadvantaged Business Utilization	Chasity Ash 404-215-6856 chasity.ash@gsa.gov
Regional Counsel Office of General Counsel	Tom Hawkins 312-353-5423 thomas.hawkins@gsa.gov
Regional Emergency Coordinator Emergency Management Program	Jeremy Niksic 312-353-1003 jeremy.niksic@gsa.gov
Regional Inspector General (Acting) Inspector General, Office of Audits	Michael Lamonica 312-353-8481 michael.lamonica@gsaig.gov
Special Agent in Charge Inspector General, Office of Investigations	Jeff Ryan 312-353-0836 jeffrey.ryan@gsaig.gov