Jillian Kostrzewski

2018 Old 66 Rd. Hydro, OK 73048

(405) 663-2200

Jillian Kostrzewski

Jillian has been a member of the Entz Auction & Realty staff since 2022. She recieved her Bachelors degree in Business Marketing from Southwestern Oklahoma State University while competing as an intercollegiate athlete on the SWOSU rodeo team. Jillian is also enlisted in the United States Army Reserves as a supply specialist for the 401st Engineering Company.  Jillian has a son John Ross and daughter Evelyn who keep her on her toes! She enjoys spending time with her family and rodeoing. 

Jillian assists with marketing, social media content, day-to-day office business, and auction assistance. 


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