David Heller is the Manager of the District of Colombia Business Unit. Mr. Heller has over thirty-nine years of experience in the chemical process industries, thirty of those years in safety. Mr. Heller was formerly a Lead Investigator and Investigations Manager with the US Chemical Safety and Hazard Investigation Board in Washington, DC. In this capacity, he led root cause investigations of significant chemical incidents throughout the US.

Insafety, Mr. Heller has held the position of Safety Manager at a multi-unit chemical processing facility and served as Process Safety Manager for a multi-national chemical company. Prior to his work in safety, Mr. Heller worked in Process, Production, and Plant Engineering at locations in Texas, West Virginia, and New Jersey. His industry experience included work for Union Carbide, Air Products and Chemicals, American Cyanamid and Cytec Industries

Mr. Heller has experience in developing, implementing, and managing OSHA Process Safety Management (PSM) and EPA Risk Management Plan programs. He is an experienced PHA leader and has facilitated analyses using the HAZOP and What If methodologies and LOPA and SIL classification analyses for clients world-wide. As a PHA leader, Mr. Heller has conducted reviews on various refinery and chemical plant processes, both batch and continuous, oil exploration and production facilities, nanoparticle facilities. Mr. Heller also has facilitated alarm prioritization studies for oil and gas facilities.

Mr. Heller is an experienced PSM Auditor and is certified by the Board of Environmental, Health & Safety Auditor Certifications as a Process Safety Auditor. He has conducted over 50 PSM audits at facilities ranging from refineries to chemical plants to paper mills. Mr. Heller has conducted training in PHA Leadership, general PSM, PSM auditing and Incident Investigation.  He has also conducted security vulnerability assessments for oil, chemical, and pharmaceutical facilities.

Mr. Heller has presented and published a number of technical papers on process safety topics and has contributed to the CCPS books, Inherently Safer Chemical Processes: A Life Cycle Approach, 2nd ed. and Guidelines for Auditing Process Safety Management Systems, 2nd edition. He is a member of the American Institute of Chemical Engineers and a Certified Safety Professional.

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