Mr. Walker has been with Marine Chemist Service for approximately 46 years. He is currently in the middle of his 9th five-year recertification period as an NFPA Certified Marine Chemist (CMC) and holds the special endorsement for Flammable Cryogenic Liquid Carriers (FCLC: LNG, LPG).
Mr. Marstellar is a graduate of Newport News Shipbuilding and Dry Dock’s Apprentice School who later joined Marine Chemist Service in 1998. He is a past Board member of the Marine Chemist Association’s (MCA) Executive Committee. Mr. Marstellar has been teaching safety classes since obtaining his Marine Chemist certification at the turn of this century.
