Reverend Hennessy comes to NPC with a rich background of experience in ministry. His most recent call has been as Pastor to Westminster Presbyterian Church in in Bay City, Michigan, in the Lake Huron Presbytery. Rev. Hennessy has also served as Pastor of Doon Presbyterian Church in Kitchener, Ontario, and as Associate Pastor of Westminster Presbyterian Church in Peoria, Illinois. Rev. Hennessy holds a Bachelor of Arts degree in History from University of Illinois at Champaign - Urbana, and a Masters of Divinity form McCormick Theological Seminary in Chicago.

Reverend Hennessy, a life-long Presbyterian, was born and raised in Lawrenceville, Illinois, where his mother remains active in the Presbyterian Church he grew up in. He met his wife, Beth, at McCormick Theological Seminary while they were both students. Beth is an ordained American Baptist minister. The couple have two children - Matthew, and Sarah, along with an energetic black Lab named Molly.

In their rare spare time, the Hennessys enjoy movies, reading, music, traveling, visiting state and national parks, hiking, and spending time with family and friends. Bill is also a self-taught student of the Irish penny whistle, who hopes to take lessons in the future, and ultimately study it in Ireland.