Dennett has served as Rector (Senior Pastor) of Church of the Savior since 2006. He was trained at Trinity School for Ministry in Ambridge, and also holds a Doctor of Ministry degree from the Pittsburgh Theological Seminary.

Dennett is married to the former Andrea Jackson, who also serves as a Deacon at Church of the Savior. They have three adult children, and two grandchildren.

When not engaged in ministry, Dennett enjoys gardening, hiking, and reading, especially anything Calvin and Hobbes related!