| Business | Phone |
| Environment Technology Cnsltng 2701 S Coliseum Blvd # 1219, Fort Wayne 46803 | (260) 422-7784 |
| Heartland Environmental Sol 4406 New Haven Ave, Fort Wayne 46803 | (260) 425-9750 |
| Specialty Systems Of Indiana 308 S State Ave, Fort Wayne 46802 | (260) 422-0041 |