Jim Steiner MA, Principle Engineer
Jim leads the EMS source testing program with 37 years International experience in Atmospheric Source Measurement. Former owner of Steiner Environmental and leader of programs for TRC and Tetra Tech programs, he is a recognized west-coast leader in source characterization and compliance testing. Jim has held key positions in regulatory development and past president of the Source Evaluation Society. jsteiner@emsvegas.com ph 702.592.4333

Steve Croghan
Steve is a Program Manager with 20 years experience in environmental engineering studies and project management of complex air testing programs, CEMS design and operation; wet chemistry, data reduction and analysis; and data acquisition systems. With a background in chemical and biological monitoring, firefighting, welding and pipefitting, Steve’s problem solving skills ensure our clients’ objectives are met. scroghan@emsvegas.com, ph. 661.303.8312.

John Letkeman, Meteorologist
John is President and CEO with 35 years serving construction, petrochemical, utility, forest products, hospitality, and manufacturing industries in air quality, including monitoring networks, PSD, major ATC & Title V permits, environmental compliance management systems, emission control strategies, modeling and predictive systems, odor assessment methods, & air toxics, and emission inventories. jletkeman@emsvegas.com ph. 702.419-0987

Daniel
Although Daniel is our youngest staff member, don’t let that fool you. Somehow he has managed to gather lots of experience. He enthusiastically tackles new jobs and responsibilities. This guy moves fast, so by the time we turn around, something has probably changed with Daniel.

Gail
Ms. Gail is as graceful as her violin but tough enough to get the job done. You can always count on Gail to be there, through thick and thin. We don’t really know how she gets such great dust compliance out there, but when Gail is on site, there just is no dust!