| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| BIS | — | ISSUED | CHINA PERFECT CONST. CORP | 12/21/2007 |
| BIS | OT | ISSUED | CHINA PEFECT CONSTR CORP | 09/28/2006 |
| BIS | PL | ISSUED | CALA/SACCO MECHANICAL, INC | 08/14/2006 |
| BIS | OT | ISSUED | CHINA PERFECT CONST CORP | 07/11/2006 |
| BIS | OT | ISSUED | DENOVA HOME IMPROVEMENT | 03/29/2006 |