1230 N Jefferson Street, Suite J

Anaheim, CA 92807

714.632-9969

Dean R. Stanphill, PE, GE, REA

GC Environmental, Inc.

6595 Westchester Court

Reno, Nevada 89523

775.410.1189

Peter Huff

GC Environmental, Inc.

6595 Westchester Court

Reno, Nevada 89523

775.410.1189

Daniel Waineo, B.S., PE

107 SE Washington Street, Suite 243

Portland, OR 97214

503.234.7984

Jerry Ren, PhD, PE