
Reverend Nathan Marquardt
Nathan Marquardt graduated from Reformed Theological Seminary Orlando in May 2025 and became an ordained minister in the Presbytery of New York and New England in November 2025. He has been married to his wife Hannah since 2015 and have three boys-James, Johnny and Owen.
Elder David Killmer
David Killmer has been a member of Jaffrey Presbyterian Church since its beginning in the mid-1990’s. He was ordained an elder in August 2018. He has been married to his wife Joanne since 1992 and they have two adult daughters- Emily and Abigail. He retired from the FAA as an air traffic controller in 2016 after 31 years of service.
Elder Dana Bradford
Dana Bradford has been a member of Jaffrey Presbyterian Church since the late1990’s. He was ordained as one of JPC’s elders in August of 2000. He has been married to his wife Mandy since 1985 and they have two adult children – Holly and Robert. He is currently employed as the head of IT at a regional bank in Manchester, NH.
Elder Jurg Zwahlen, Clerk of the Session
Jurg Zwahlen is JPC’s most recently ordained elder; having been ordained in the Spring of 2024. He is married to his wife Lourinda. They have six children; Traui, Jonas, Dominic, Evalena, Werner and Iren. Jurg is employed as an aerospace engineer at a major aerospace firm in Nashua, NH.