Ron Wallace

PRESIDENT
Ronald J. Wallace, CPG-08153
3650 Garrard's Crossing
Roswell, GA 30075 
O: (404) 362-2589
ronald-wallace@dnr.state.ga.us
Talkington PRESIDENT-ELECT
Raymond W. Talkington, CPG-07935
Geosphere Environmental Management., Inc.
51 Portsmouth Ave.
Exeter, NH 03833
O: (603) 773-0075 (11)
rtalkington@geospherenh.com
Barb Murphy

PAST PRESIDENT
Barbara H. Murphy, CPG-06203
Clear Creek Associates
6155 E. Indian School Rd., Ste. 200
Scottsdale, AZ 85251
O: (480) 659-7131
bmurphy@clearcreekassociates.com
jacobs VICE PRESIDENT
James A. Jacobs, CPG-07760
Clearwater Group
707 View Point Road
Mill Valley, CA 94941
O: (415) 381-5195
geojimj@gmail.com
Sawyer

SECRETARY
J. Foster Sawyer, CPG-10000
SD School of Mines Dept of Geology
501 E St. Joseph St.
Rapid City, SD 57701
O: (605) 394-2462
foster.sawyer@sdsmt.edu
Austin TREASURER
Lawrence M. Austin, CPG-05181
Aqua-Tech Consultants, Inc.
2021 Valentine Blvd NE
Grand Rapids, MI 49525
O: (616) 458-7980
laustin@aqua-techconsultants.com
Stewart

EDITOR
Robert A. Stewart, CPG-08332
Arcadis
160 Chapel St, Ste 201
Manchester, CT 06042-8929
O: (860) 533-9901
bob.stewart@arcadis-us.com
Bob Gaddis

ADVISORY BOARD REPRESENTATIVE
Robert W. Gaddis, CPG-07848
8805 E. 91st Place
Tulsa, OK 74133-5558
O: (918) 732-1651
BGgeoconsult@aol.com
Tom Cavanaugh ADVISORY BOARD REPRESENTATIVE
E. Tom Cavanaugh, CPG-10493
AMEC
7370 Braun St.
Arvada, CO 80005
O: (303) 726-1511
Tom.Cavanaugh@amec.com
weber

ADVISORY BOARD REPRESENTATIVE
Lawrence C. Weber, CPG-07120
TTL, Inc.
2501 Pleasant Green Road
Nashville, TN 37214
O: (615) 331-7770
lweber@ttlinc.com
Brent Huntsman ADVISORY BOARD REPRESENTATIVE
Brent E. Huntsman, CPG-04620
Terran Corporation
1560 Kingsway Drive
Xenia, Ohio 45385
O: (937) 320-3601
behuntsman@terrancorp.com