Dr. Vanderpoel has been the Headmaster and CEO of Trinity Christian School since 2005. Trinity is a 2019 National Blue Ribbon School! This award, for exemplary high academic performance, is given annually to only 50 out of the more than 32,000 private schools in the United States.

Immediately prior to his service at Trinity, he held the position of Executive Vice President and Chief Operating Officer of American Medical Diagnostics Incorporated. From 1997 to 2001, Dr. Vanderpoel was employed by PricewaterhouseCoopers as the National Human Resources Leader for insurance services. He served from 1984 to 1996 in the pastoral ministry as Senior Pastor of the New Hyde Park Baptist Church in Long Island, New York. Dr. Vanderpoel has been an adjunct faculty member of Adelphi University and Patrick Henry College.

He holds a B.A. in history from Wheaton College, an M.A. in European history from Adelphi University, an M.A.R. in theological studies from Westminster Seminary, and a Ph.D. in the history of early modern Europe from New York University.

David and his wife, Cyndi, have three grown sons.