Wyoming Geotechnical: 5830 East 2nd Street Casper, Wyoming 82609 T: (307) 200-2949 email: Wyoming Geotechnical: Casper, Cheyenne, Cody, Evanston, Gillette, Green River, Laramie, Riverton, Rock Springs, Sheridan
Virginia Geotechnical: 2920 West Broad Street Richmond, Virginia 23230 T: (804) 500-9988 email: Virginia Geotechnical: Alexandria, Chesapeake, Hampton, Lynchburg, Newport News, Norfolk, Portsmouth, Richmond, Roanoke, Virginia Beach
Utah Geotechnical: 2150 South 1300 East, Suite 500 Salt Lake City,Utah 84106 T: (801) 344-6668 email: Utah Geotechnical: Layton, Ogden, Orem, Provo, Salt Lake City, Sandy, St. George, Taylorsville, West Jordan, West Valley City
South Dakota Geotechnical: 519 West 22nd Street Suite 100 Sioux Falls, South Dakota 57105 T: (605) 800-4333 email: South Dakota Geotechnical: Aberdeen, Brookings, Huron, Mitchell, Pierre, Rapid City, Sioux Falls, Vermillion, Watertown, Yankton
South Carolina Geotechnical: 136-4 Forum Drive Columbia, South Carolina 29229 T: (803) 888-4804 email: South Carolina Geotechnical: Charleston, Columbia, Florence, Greenville, Hilton Head Island, Mount Pleasant, North Charleston, Rock Hill, Spartanburg, Sumter
Rhode Island Geotechnical: 10 Dorrance Street, Suite 700 Providence, Rhode Island 02903 T: (401) 735-0666 email: Rhode Island Geotechnical: Coventry, Cranston, Cumberland, East Providence, North Providence, Pawtucket, Providence, Warwick, , West WarwickWoonsocket