L. Christopher Heilner, founded LCH Consulting Associates in 2000 while still attending Salisbury State University. He graduated with a BS in Environmental Health Sciences and has been stack testing ever since. Chris is 30, married and lives in Elverson, Pennsylvania.

Brian J. Haffler is the right hand man on every stack test LCH is involved with. Brian has been stack testing since 2004. Brian routinely handles all of the needs up on the stack. Brian is 30 and lives in Elverson, Pennsylvania.

James Coghlan provides LCH the ability to digitally model test sites in 3D. Using 3D models allows us to visulize stack flow and troubleshoot logistics. He lives with his wife in Tampa, FL.

Eric Aynsley, Phd. is the most experienced individual in the group. Eric was born in Manchester England. He served in the Royal Air Force as a pilot and atmospheric researcher. His research led him stateside for aid in the development of the fledgling US EPA. Eric moved into the private business sector and has owned and operated several stack test companies across the country. Eric now resides in GlenMoore, Pennsylvania , as well as Oban, Scotland and Northern Wisconsin.