Mark Eastty

Sergeant Mark Eastty started his law enforcement career with the Monroe County Sheriff’s Office in 2004 as a Patrol Deputy. While employed with Monroe County Sheriff’s Office he work in Patrol Operations with a special interest in traffic/DUI enforcement and later assigned to undercover narcotics. In 2006, he transferred to the Pinellas County Sheriff’s Office as a Patrol Deputy. During this time, he attended the 24 hour SFST’s class, 40 hour DWI Instructor class, and 16 hour ARIDE class by NHTSA and IPTM in 2008. Eastty has also attended the BUI Seated Battery Transition course and over 400 hours of training related to DUI enforcement. Eastty has also attended over 800 hours of training related to traffic crash investigations. In 2013, Eastty was assigned to the re-instated DUI Unit as a DUI Deputy/Field Training Officer (FTO) and in 2014 appointed the supervising Corporal in the DUI Unit. During this time in the DUI Unit, Eastty investigated hundreds of DUI investigations. In 2015, he was promoted to Sergeant and assigned to Patrol Operations as a Patrol Supervisor.  

Now, Eastty is assigned as the Supervisor of the Major Accident Investigation Team (MAIT) and is a Traffic Crash Reconstructionist. Eastty has been a member of MAIT for over six (6) years where he has been involved with investigating serious bodily injury and fatal crashes. Eastty supervises three (3) call out teams, manages equipment and a budget, writes grants for traffic safety programs, is the administrator for the traffic reporting system TraCS, and schedules/teaches related training to MAIT and DUI agency wide.

Sergeant Mark Eastty is a Drug Recognition Expert, Drug Recognition Expert Instructor, DWI Instructor, Faro 3D Laser Scanner Instructor, and a CMS Instructor for Firearms and Vehicle Operations. He teaches SFST, ARIDE, DRE, and Traffic Crash Investigations to law enforcement officers as well as other groups with interest in DUI enforcement and traffic safety. Eastty has been certified as an expert witness in the 6th Judicial Circuit in Pinellas County.

Course Expertise

  • Traffic/DUI