| Business | Phone |
| Dixie Drilling Fluids Inc 2242 Nw 39th St, Oklahoma City 73112 | (405) 528-4924 |
| Energy & Environmental Svc 7101 N Santa Fe Ave # A, Oklahoma City 73116 | (405) 843-3544 |
| Energy Fluids 7301 Broadway Ext # 120, Oklahoma City 73116 | (405) 608-1045 |
| Mc Cord Testing Equipment 1008 N Council Rd, Oklahoma City 73127 | (405) 787-9124 |
| Nafta Mud Inc 2528 Nw 39th Ter, Oklahoma City 73112 | (405) 946-4977 |
| Tiger Mud Co 5505 N Brookline Ave # H108, Oklahoma City 73112 | (405) 949-1899 |