| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| BIS | PL | ISSUED | TRI CITY MECHANICAL GROUP CORP | 02/27/2007 |
| BIS | — | ISSUED | TRI PLUS II CORP | 11/09/2006 |
| BIS | — | ISSUED | TRI PLUS II CORP | 11/14/2005 |
| BIS | PL | ISSUED | TRI CITY MECHANICAL GROUP CORP | 10/03/2005 |
| BIS | — | ISSUED | TRI PLUS II CORP | 10/20/2004 |
| BIS | — | ISSUED | TRI PLUS II CORP | 08/19/2004 |