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Executive Officer's Biography


Executive Officer
USCGC Mellon (WHEC 717)

Commander Denning is a native of Yarmouth, ME.  He graduated from the United States Coast Guard Academy in 1996, earning a Bachelor of Science Degree in Naval Engineering and Marine Engineering.  He subsequently earned a Master of Science Degree in Mechanical Engineering from the University of Washington in 2003.

Shortly after being commissioned as an Ensign, he reported aboard USCGC MIDGETT (WHEC 726) in Seattle, WA to serve as a Student Engineer, Damage Control Assistant, and Assistant Engineer Officer.  Commander Denning’s other afloat tour was Engineer Officer of USCGC MELLON (WHEC 717) Seattle, WA.

Commander Denning’s staff assignments include tours as a Port Engineer at Naval Engineering Support Unit in Seattle, WA, Boat Program Manager at Coast Guard Headquarters Office of Naval Engineering (CG-45) in Washington, DC, and National Security Cutter Systems and Equipment Section Chief at Surface Forces Logistics Center in Oakland, CA.

Commander Denning’s personal awards include the Coast Guard Commendation Medal (four awards) and Coast Guard Achievement Medal (two awards), and various other unit and service awards.

Commander Denning is a member of the American Society of Naval Engineers (ASNE) and Society of Naval Architects and Marine Engineers (SNAME).

Commander Denning is married to the former Kristine Freese, a native of Bloomington, MN and they have three children.

COMMANDER Seth J. Denning 



Last Modified 1/9/2014