Ownership History
| STATE OF NEW HAMPSHIRE | $0 | | 5089/0157 | 99 | 02/11/2010 |
| WASTE MANAGEMENT HOLDINGS INC | $1,400,000 | | 3605/2304 | 99 | 07/02/2001 |
| WSI MASSACHUSETTS HOLDINGS INC | $1,500,000 | | 3454/792 | 21 | 02/09/2000 |
| LONDONDERRY ASSOCIATES LTD PARTNERSHIP | $0 | | 3363/1720 | 47 | 01/26/1999 |
| UNKNOWN | $0 | | 3300/2134 | 40 | 06/15/1998 |