| Source | Work Type | Status | Applicant | Issued |
|---|---|---|---|---|
| BIS | — | ISSUED | MICHAEL DELLA VECCHIA & SON INC. | 02/01/1993 |
| BIS | — | ISSUED | MICHAEL DELLA VECCHIA & SON INC. | 03/18/1992 |
| BIS | — | ISSUED | MICHAEL DELLA VECCHIA & SON INC. | 05/22/1991 |
| BIS | — | ISSUED | MICHAEL DELLA VECCHIA & SON INC. | 07/18/1990 |