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​​​Current responsibilities
John E. Duffy is an Executive Managing Director on the Capital Markets team for JLL's Washington, D.C. office.

Prior to joining JLL, John served as Managing Principal of Sage Capital Advisors.

He has over 25 years of experience in the key disciplines associated with the commercial real estate industry.

John's background includes extensive experience as a land use planner (comprehensive planning, zoning, architectural compliance), real estate developer (entitlement, architectural and engineering oversight, project financing, leasing, and disposition), real estate investor for his own account (joint venture office, retail and residential projects) and as a capital markets intermediary.

Prior to forming Sage Capital Advisors, John co-managed HFF's DC office as Senior Managing Director for 15 years where he was instrumental in building a capital markets team that was ranked #1 in the Washington DC region year after year.

John has a B.S. in Urban Planning from Virginia Tech and a Masters in Urban Planning from the University of Virginia.