Along with Dr. McCrae’s past volunteer experience with the CB&I Tri he is the Official Chiropractor to the Woodlands Strykers, of the Texas Collegiate Baseball League, the Texas Dutch Lions, of the Premier  Development League, the Director of Sports Medicine for The Woodland High School Ice Hockey Club, and the Chiropractor for the Woodlands Diving Academy. Dr. McCrae is also a volunteer Chiropractor for The Woodlands High School Cheer Team, a sponsor for the 2012 David Dream Run, to help the Texas Children's Hosital, and he is the youngest member of the TCC Board of Regents. He also volunteer's as a Chiropractic Physician during the Memorial Hermann Ironman held here in The Woodlands.