Ownership History
| J.R. VINAGRO CORPORATION | $1,500,000 | | 2718/204 | | 10/30/2018 |
| RHODE ISLAND RESOURCE RECOVERY CORP | $1,125,000 | | 0808/0109 | 00 | 03/01/2000 |
| TILLINGHAST RUTH A ET ALS | $0 | | 0787/0095 | | 10/15/1999 |
| TILLINGHAST KENNETH P ET UX | $0 | | 0108/0840 | 00 | 08/29/1966 |
| TILLINGHAST KENNETH P ET AL ALBERT A | $0 | | 0053/0436 | | 01/16/1937 |