| Company | EASTERN SHELEX 1986-A LIMITED PARTNERSHIP |
| Business Number | 1080627 |
| Company | EASTERN SHELEX 1985-C LIMITED PARTNERSHIP |
| Business Number | 1048999 |
| Company | EASTERN SHELEX 1984-FOSTER/TRICO LIMITED PARTNERSHIP |
| Business Number | 972427 |
| Company | EASTERN SHELEX 1984-FOSTER LIMITED PARTNERSHIP |
| Business Number | 972426 |
| Company | EASTERN SHELEX 1984-J LIMITED PARTNERSHIP |
| Business Number | 958814 |
| Company | STRATA 1984 - C LIMITED PARTNERSHIP |
| Business Number | 912240 |
| Company | STRATA 1984-A LIMITED PARTNERSHIP |
| Business Number | 900375 |
| Company | STRATA PETROLEUM CORPORATION |
| Business Number | 829362 |