Dennis was born and lived most of his life in Wisconsin. He is married to Robin and they have seven children, 23 grand children and great-grandchildren.

He was a business man for 34 years, pastor for 6
years. He began working in missions in 1985 with his wife Robin leading annual short-term trips to Central America. In 2002 he began to serve full-time with PathFinders International as the Director of International Development.

In 2007 he founded Going Global Inc. and is currently the CEO/President. Going Global Inc. is a mission organization that partners with indigenous leaders in 9 nations and ministers to orphans, widows, and pastors in remote areas. They focus on equipping, connecting, providing resources and teaching. He has an earned Masters of Ministries and a Doctorate in Theology.