About CST

The main focus of CST Core Safety Training is to help companies protect their most valuable resources - Their People and Their Reputation.

Mark Ballengee SMS, CHST

Mark Ballengee is the Owner and Lead Instructor for CST Core Safety Training. CST Core Safety Training is a Veteran Owned Business, with over 25 years of experience in construction safety. Mark has served in a variety of levels of responsibility:

  • U.S. Army Corps of Engineers (EM-385)

  • General Contractor

  • Heavy Civil

  • Underground and Aerial Utilities

  • MSHA

Mark received his Safety Management Systems (SMS) and Construction Health & Safety Technician (CHST) credentials from the Board of Certified Safety Professionals (BCSP). Mark is certified by American Heart Association (AHA) as a First Aid/CPR/AED Instructor. He is also an OSHA Authorized Trainer.