| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| BIS | FP | ISSUED | MASTER FIRE SYSTEMS, INC | 03/11/2016 |
| BIS | FP | ISSUED | MASTER FIRE SYSTEMS, INC | 09/04/2015 |
| BIS | MH | ISSUED | MASTER FIRE MECH CORP | 04/29/2015 |
| BIS | PL | ISSUED | N.K. PLG AND HEATING CORP | 10/29/2001 |
| BIS | FP | ISSUED | MASTER FIRE SYSTEMS, INC | 10/29/2001 |
| BIS | MH | ISSUED | A.A COOL AIR INC. | 10/24/2001 |