| Business | Phone |
| Western Environmental Svc 4300 Dartmouth Dr, Grand Forks 58203 | (701) 777-6525 |
| Meridian Environmental Tech 4324 University Ave, Grand Forks 58203 | (701) 787-6044 |
| Microbeam Technology 4300 Dartmouth Dr, Grand Forks 58203 | (701) 777-6530 |
| Integrated Environmental Svc 2645 S 19th St, Grand Forks 58201 | (701) 746-6033 |