Mark Gregory has over over 27 years of combined service. He is currently a Lieutenant in the FDNY assigned to Tower Ladder 111 (The Nuthouse Truck) and as an Instructor at the FDNY Academy. Previous assignments include Ladder Company 132 and Rescue 2. Mark is also a volunteer firefighter in his hometown of East Quogue, NY. He has served through all the ranks including Chief of Department and Commissioner and currently serves as the Mentor for the Junior Firefighter Program. Mark is a Deputy Chief Instructor with the Suffolk County Fire Academy, Lead Instructor for the FDIC HOT Program "Man vs Machine", and Partner of P.L. Vulcan Fire Training Concepts LLC.