
Mr. Marx is an environmental scientist with 30 years of professional experience in environmental science and engineering. Mr. Marx has been responsible for developing and managing CERCLA, RCRA, TSCA, and environmental compliance programs throughout the United States. He was also instrumental in developing a state-of-the-art treatment system for oil wastes and served as co-investigator for a patented acoustic detection system for insoluble sinking pollutants.
Currently Mr. Marx is a Principal and Director in the Environmental Sciences and EcoSciences Group at Exponent. Prior to this he was responsible for mergers and acquisitions, strategic hires and selected corporate initiatives. Prior to that, he was Director of Business Development for Exponent and was a contributor to the development and implementation of corporate and regional office business plans, including designing and implementing the company’s key client program. In this role, he developed a client-based business development program focused on expanding the company’s business both vertically and horizontally within the client’s organization. Mr. Marx routinely meets with clients and potential clients to inquire about their needs and then provides them with the appropriate contacts and expertise. .
Mr. Marx is currently on the Board of Directors of Global Decisions, Inc., and Friends of the San Juans (a non-profit organization). Prior to these, he was a Board of Directors member of the Washington Water Trails Association.
Prior to joining Exponent, Mr. Marx was one of the founders of PTI Environmental Services, a consulting firm started in 1987. Mr. Marx was an officer and a member of the company’s Board of Directors for 10 years, until the firm was acquired by The Failure Group, Inc., the predecessor to Exponent. Prior to PTI, Mr. Marx worked for TetraTech, Inc./Honeywell International, and before that, for Rockwell International.

Responsible for corporate business development and marketing activities at PTI Environmental Services (now Exponent Environmental Group) since its inception in 1987. Assisted in the establishment of the company’s regional offices and recruiting programs. The company grew from 7 to more than 150 staff in the 10 year period from 1987–1997.
Directed Northwest marketing activities at a national consulting company from 1981 to 1987. Expanded the company’s services into hazardous waste management, and assisted in the establishment of a network of nationwide offices providing technical and emergency response services for chemicals and oil spill incidents.
Coordinated a 2-year, $2.1 million multimedia remedial investigation of Commencement Bay, Washington. Responsible for day-to-day operation, agency coordination, Superfund policy compliance, and technical oversight of all field investigations.
Participated as a member of the Red Team for the EPA Technical Assistance Team program, which was a standby corporate team of trained scientists and engineers capable of responding to emergency hazardous material incidents.
Responsible for developing and implementing a corporate health and safety program, including manual development, training programs, medical monitoring, and database tracking. Served as technical reviewer for more than 35 site health and safety plans.
Acted as project engineer and co inventor of a pollutant mapping technique using underwater high-frequency acoustics to locate insoluble sinking pollutants and minimize their environmental impact.
Served as project engineer in the intensive hazardous material identification, site evaluation, and disposal program at the Edison national historic site. Work included an inventory of more than 33,000 chemicals.
Developed spill control and countermeasure plans for six chemicals for the American Petroleum Institute.
Researched and developed onsite biological and chemical laboratories for Ocean Thermal Energy Conversion Program.
Investigated the deep scattering layer in the oceans using bioacoustical technology.
Coordinated research cruises for more than 15 scientific expeditions along the Pacific coast from British Columbia to the equator.
Performed quality assurance and technical review of 45 preliminary assessments and 2 site investigations in Alaska.