Engineers

Jack I. Eisenbach, P.E.

President/CEO
JEisenbach@erengpc.com

Mark P. Ruhnke, P.E.

Vice President
MRuhnke@erengpc.com

Project Managers

Angela Correll

Senior Project Manager
ACorrell@erengpc.com

Matt Inman

Manager of Environmental Services
minmain@erengpc.com

John Jeuben

Mechanical Design Engineeer
jjueben@erengpc.com

Field Services

Brenda Card

Project Monitor
BCard@erengpc.com

Larry Kinne

Project Monitor, Inspector
LKinne@erengpc.com

Adminstration / Clerical

Sandra Dievendorf

Administrative Assistant
SDievendorf@erengpc.com

Many Hunnicutt

Bookkeeper
accounting@erengpc.com