Drug TestingEmployment / Occupational TestingPre-Employment and Return-to-Work (Fit for Duty) TestingFunctional Job Analysis Contact us Feel free to send us a message, give us a call or stop by and say hi. Our group of friendly staff is here to help. Office Location1211 South Douglas Highway Suite #110 Gillette, WY, 82716 Phone Number307-670-9410 Send a Messagemegan.bailey@htwyo.com roybuchanan@htwyo.com