E3RA Home > About Us > Our People
Our professionals have extensive expertise in technical and regulatory issues necessary to provide comprehensive solutions ranging from initial investigations through design and construction.
In addition to our experienced and professional field technicians, drafters, designers, and support personnel, E3RA's key personnel are listed below.
| Name | E-mail address |
| Dean M. White, P.E. | dwhite@e3ra.com |
| James E. Brigham, P.E. | jbrigham@e3ra.com |
| Robert C. Edwards, P.E., CPESC, CPSWQ | redwards@e3ra.com |
| Rex B. Humphrey, L.E.G. | rhumphrey@e3ra.com |
| Fred Rennebaum, L.E.G. | frennebaum@e3ra.com |
| Doug Henry, C.I.H. | dhenry@e3ra.com |