My name is Gabriel Sierra & David Ippolito, but people call me Gabriel Sierra & David Ippolito. Here is my homepage: . I live in United States and work as an at

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Gabriel Sierra & David Ippolito

Gabriel Sierra & David Ippolito

Dave Ippolito is a Senior OSHA Consultant with more than 30 years of professional experience at the regulatory Agency (OSHA). Mr. Ippolito provides a breadth and depth of expertise in workplace safety and health compliance and management issues. He graduated cum laude with a BS from Cook College, Rutgers University and is a certified in the Comprehensive Practice of Industrial Hygiene (CIH) in 1986, 1992, and 2012.


Prior to becoming a consultant, Mr. Ippolito was the Director of the Office of Science and Technology Assessment at the Occupational Safety and Health Administration (OSHA). He and his team lead the development of OSHA’s terrorism and catastrophic response policies, readiness, and procedures. He oversaw the creation of OSHA’s current National Emergency Management Plan. He also authored a highly acclaimed guidance document that describes the protective measures necessary to properly protect hospital personnel required to treat victims of terror agents such as Sarin, VX and weaponized Anthrax

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Gabe Sierra is the Managing Director of Prometrix Consulting, Inc. With more than 20 years of industry and government experience, Mr. Sierra has extensive professional expertise in industrial engineering and construction, OSHA regulatory management, manufacturing, technology innovation, business strategy, and marketing.


Prior to founding Prometrix Consulting, Mr. Sierra was appointed and served as the Chief of Staff for OSHA (Occupational Safety and Health Administration), where he served from 2006 to 2009. During his tenure as a senior member of the Assistant Secretary’s management team, the injury / illness and fatality rates declined to the lowest levels in the nation’s history enabled by the utilization of all the tools available through the Occupational Safety & Health Act of 1970.

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