Calvin Gebhart joined the Circleville Sunrise Rotary Club in 1991 and served the club as president for the 2000-2001 Rotary Year. He is past chairman for District 6690 for the Group Study Exchange program for 2007 and 2008. He has served District 6690 as a GSE Committee person since 2000, and chairperson in 2006 and 2007. He has also served on the Selection Committee for the District Governor. Calvin is a multiple Paul Harris Fellow.
Calvin has been President and CEO of the Citizens Bank since 1987 and a Director since June 11, 1987. He has been employed by the bank in other capacities since 1974. Mr. Gebhart is involved in many community activities throughout Pickaway County. In 1998 he received the Circilville Sertoma Service to Mankind Award. He is past chariman of the Board of the Ohio Banker's Association and further serves as a Board Member of the Ashville Economic Development Committee, in addition to serving as a member of the Board of Trustees of Pickaway Health Services. He also served the Ohio Commodity Grain Commission, State of Ohio, Department of Agriculture and serves as Treasurer for the P-3 Pickaway County Economic Development. In addition, he was appointed to the Ohio Banker's Membership Council. He was appointed by Governor Taft to be a member of the Association of Ohio Commodores for the State of Ohio.
Furethermore, Mr. Gebhart was appointed to the Friends of WOSU, as a Board Member and serves WOSU- Friends to WOSU, as its Treasurer. Calvin retired from the United States Navy as a Chief Petty Officer in 1996
Mr. Gebhart graduated from Franklin University with a BSBA degree. He has continuing education degrees from Stoner Graduate School of Banking, Rutgers University, New Jersey, Ohio School of Banking of Athans, National Funds Management School, University of Colorado, and the National School of Real Estate Finance, University of Wisconsin.

Calvin is married to Shauna. Calvin has two adult daughters, Ginny Gebhart and Geralyn Yingling, who is a Rotarian(Member of the Circleville Noon Club), and two grandchildren, Jacob and Josie Martin. Calvin and Shauna reside in Dublin, Ohio with two teenage children, Brittany and Kevin. Calvin is an avid walker and enjoys golf.