Mr. Greten is currently National Weather Service (NWS) Director of Facilities, where he provides oversight of leasing, construction, maintenance, repair and disposal for NWS’ portfolio of real property located in all 50 states and US territories.  He is also responsible for NWS’ environmental compliance, sustainability and employee safety programs.

Mr. Greten came to NWS from the Federal Mine Safety and Health Review Commission (FMSHRC) where he served as a Senior Policy Advisor. Mr. Greten previously served as the Deputy Director of the Federal Emergency Management Agency’s (FEMA) Technological Hazards Division, helping ensure community safety around commercial nuclear power plants and U.S. Army chemical weapons destruction facilities. He also helped develop FEMA national preparedness programs and policies. Throughout his career, Mr. Greten has helped manage numerous facilities. His experiences include leading the U.S. Coast Guard Cutter DURABLE's maintenance team, improving U.S. Navy facility safety and protection plans, and overseeing FEMA conference center structural and IT improvements.  He has also led multiple efforts to modernize Federal agency workplace and telework policies, and led development of FMSHRC's future facility and staffing plans.

Mr. Greten began his career as a deck watch officer aboard U.S. Coast Guard Cutter DURABLE, conducting law enforcement and search and rescue operations in the Caribbean. He has managed multi-million dollar U.S. Coast Guard Homeland Security boat acquisition programs, and supported several Department of Defense agencies as a contractor.

Mr. Greten received a B.S. in Management from the U.S. Coast Guard Academy, a Master’s in Public Administration from The American University, and a Juris Doctorate from George Mason University.  In his free time, Mr. Greten enjoys spending time with his family, competing in triathlons, rooting for the Buffalo Bills, and mixing great golf shots with his bad ones.

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