Dennis grew up in Gig Harbor, WA, attended Multnomah School of the Bible (now Multnomah University) in Portland, OR. then returned to Gig Harbor to pastor for 25 years. In 2000 he was asked to beocme the director of Internatioal Renewal Ministries, the ministry that gave birth to and has shepherded the Pastors' Prayer Summits in over 40 states and over 40 nations. In 2012 he also helped establish Clark County Prayer Connect. He has facilitated thousands of hours of corporate prayer, written articles related to prayer, spoken at numberous conferences and congregations on various prayer topics. He lives in Vancouver, WA. with his wife, Marilyn. They have four adult children and ten grandchildren.