CDR Thisse

CDR Sean Groark

XO's Biography

Commander Sean Groark was born and raised in Northern California in the Sacramento Area. He attended college at California State University, Sacramento. After graduating boot camp in July of 2004, he went back to college to complete his remaining two years and graduated with a double major in Social Sciences and Government before attending Officer Candidate School in June 2006. Upon commissioning as an Ensign, he was sent to MSST 91106 New York on Staten Island. He worked as a deployable team leader, boat crewman and boarding officer for two years before departing for Naval Flight School in August 2008. There he flew the T-34C and the TH-57B/C and earned his wings in May 2010.

Commander Groark’s first Air Station was Coast Guard Sector San Diego in California, where he upgraded to Aircraft Commander in the mighty MH60-T. Next, he moved to Air Station Kodiak, where he upgraded to Flight Examiner and was selected into the Aeronautical Engineering Program. Following that, he was assigned to Air Station Clearwater, where he served as the OPBAT Officer for a year before fleeting up to the Assistant Engineering Officer. While at Clearwater he completed his Master of Business Administration from Liberty University in 2020 and received orders to his current unit, the Coast Guard Aviation Logistics Center in 2021. At ALC, he served as the Airworthiness Sustainment Branch Chief, Industrial Operations Division Chief and currently as the Executive Officer.

Commander Groark has accumulated over 3,000 rotary flight hours and his professional awards include two Coast Guard Commendation Medals, three Coast Guard Achievement Medals, the 2020 CAPT William J. Kossler Aeronautical Engineer Award and selection as an Honorary Chief Petty Officer.

Commander Groark married his wife Sera in 2005, so she has been with him every step of the way for this Coast Guard experience. They have two wonderful children, a daughter Payton, and a son, Asher.


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