Now in his eighth term representing the 86th Legislative District in Perry and Cumberland counties, Mark Keller brings a wealth of experience in both state and local government to the Pennsylvania House of Representatives. 

During the 2019-20 legislative session, Keller serves as chairman of the Agriculture and Rural Affairs Committee, which is responsible for originating legislation and overseeing implementation of programs which affect Pennsylvania farmers. 

He is also a former chairman of the Commerce Committee.   

Keller is chairman of the Legislative Audit Advisory Commission, which examines the standards of audits performed under the provisions of Section 10 of Article VIII of the Constitution of Pennsylvania, and recommends measures for the improvement of pre-auditing of the financial affairs of the Commonwealth. 

In addition, he served as the governor’s representative to the State Farm Products Show Commission. 

Before his election to the House in 2004, Keller served as a Perry County commissioner for nine years, with eight of those years as board chairman. He was also elected president of the County Commissioners Association of Pennsylvania in 2004. From 1985 to 1996, Keller served on the Spring Township Board of Supervisors and also served as a Spring Township auditor from 1979 to 1985. 

In 1996, Keller was chosen as the Perry County representative to the Harrisburg Area Transit Study (HATS) and served as chairman of the HATS coordinating committee for eight years. 

Keller has received many honors during his career. He received the Pennsylvania Auctioneers Association’s Outstanding Legislator of 2016 Award in recognition of a new law he sponsored that updates the Commonwealth’s auction regulations. 

In 2016, he was inducted into the Pennsylvania Livestock Association (PLA) Hall of Fame. The PLA recognizes one individual a year for his or her efforts to advance and promote the state’s livestock industry.  

In 2015, Keller received the distinguished service award from the Pennsylvania Veterinary Medical Association (PVMA) and University of Pennsylvania School of Veterinary Medicine. He was the recipient of the PVMA’s President’s Award in 2017 for being a “longtime friend and supporter” of the organization. 

Keller has been recognized for his commitment to agricultural education by being awarded the Honorary State FFA Degree. Keller was also recognized at the National FFA Convention in Louisville, Kentucky, as recipient of the Honorary American FFA Degree in 2014. He was also honored by the County Commissioners Association of Pennsylvania as a Friend of County Government. In addition, Keller has continuously been a recipient of the Guardian of Small Business Award presented by the National Federation of Independent Business. 

Keller is a member of the Pennsylvania Livestock Association, Center for Dairy Excellence, Perry County Farm Bureau, National Rifle Association, Mount Zion Lutheran Church and numerous service organizations throughout the district. 

Keller was born on Jan. 14, 1954. He is a graduate of West Perry High School, and the Missouri Auction School and attended classes at The Pennsylvania State University. 

He and his wife, Sally, reside in Landisburg, Perry County.