Tetra Tech

Tetra Tech is a leading provider of consulting, engineering, and technical services worldwide.





Org chart

Dan L. Batrack
Chairman, CEO & President
Leslie L. Shoemaker
EVP, Chief Sustainability & Leadership Development Officer
Preston Hopson
SVP, General Counsel & Secretary
William R. Brownlie
SVP, Chief Engineer
Bernard Teufele
President, Environment/Geotech Division
Stuart W. Fowler
President, High Performance Buildings Division
Derek G. Amidon
President, Commercial/International Services Group & President, Energy Engineering Division
Keith Brown
President, Global Development Services Division
Roger R. Argus
President, Government Services Group & President, U.S. Government Division & U.S. Infrastructure Division
Olivier H. Jeannot
President, Federal Information Technology Division
Brendan O’Rourke
SVP, Enterprise Risk Management
Richard A. Lemmon
SVP, Corporate Administration