| Robinson Ranch - Rob #942-239-32903 | Allegro Investments Inc. | Jackson, TXMcDaniel (3300) | PluggedGas | 5,000 | Apr 9, 1996 | — | — |
| Robinson Ranch - Rob B #1042-239-32901 | Allegro Investments Inc. | Jackson, TXMcDaniel (3460) | PluggedGas | 5,000 | Apr 2, 1996 | — | — |
| Schaefer-Buckner-HSL #742-239-32899 | Allegro Investments Inc. | Jackson, TXMcDaniel East (2170) | PluggedGas | 2,500 | Mar 19, 1996 | — | — |
| Robinson Ranch-Rob #742-239-32888 | Allegro Investments Inc. | Jackson, TXMcDaniel (3460) | PluggedGas | 5,000 | Dec 18, 1995 | — | — |
| Ormand - Robinson Unit - Rob #1842-239-32885 | Allegro Investments Inc. | Jackson, TXMcDaniel (4100) | PluggedGas | 5,000 | Dec 7, 1995 | — | — |
| Robinson Ranch - Rob #842-239-32882 | Allegro Investments Inc. | Jackson, TXMcDaniel (3460) | PluggedGas | 4,600 | Nov 21, 1995 | — | — |
| Jones-Dondlinger Unit HSL #142-239-32879 | Allegro Investments Inc. | Jackson, TXMcDaniel (3650) | PluggedGas | 4,800 | Nov 15, 1995 | — | — |
| Musselman Ranch - Mus #442-239-32877 | Allegro Investments Inc. | Jackson, TXMcDaniel (2500) | PluggedGas | 3,000 | Nov 3, 1995 | — | — |
| Bammert #142-175-32663 | Allegro Investments Inc. | Goliad, TXGoliad (Catahoula) | PluggedGas | 4,010 | Sep 29, 1995 | — | — |
| Juenke - Rob #642-239-32868 | Allegro Investments Inc. | Jackson, TXMcDaniel (2500) | PluggedGas | 3,000 | Sep 11, 1995 | — | — |
| McCan C. K. #4 S42-469-32360 | Allegro Investments Inc. | Victoria, TXWelder Ranch (1960) | PluggedOil | 4,272 | Sep 8, 1995 | — | — |
| Robinson Ranch - Rob #2042-239-32862 | Allegro Investments Inc. | Jackson, TXMcDaniel (4340) | PluggedGas | 4,900 | Aug 2, 1995 | — | — |
| Schaefer-Buckner-HSL #342-239-32858 | Allegro Investments Inc. | Jackson, TXMcDaniel (3750) | PluggedGas | 4,400 | May 26, 1995 | — | — |
| Robinson Ranch - Rob #1242-239-32856 | Allegro Investments Inc. | Jackson, TXMcDaniel (4100) | PluggedGas | 4,650 | May 23, 1995 | — | — |
| Welder J. F. Heirs #142-391-31195 | Allegro Investments Inc. | Refugio, TXGreta (L- 3) | PluggedGas | 2,315 | May 4, 1995 | — | — |
| McCan C.K. #742-469-32989 | Allegro Investments Inc. | Victoria, TXSawgrass (Cordele Sd.) | PluggedOil | 2,700 | Mar 3, 1995 | — | — |
| Stafford #142-239-32800 | Allegro Investments Inc. | Jackson, TXWayside Chapel East (Yegua) | PluggedGas | 7,050 | Jun 24, 1994 | — | — |
| O Connor Dennis et al #142-469-30309 | Allegro Investments Inc. | Victoria, TXTelferner (1450) | PluggedGas | 2,550 | Jun 23, 1994 | — | — |
| McCan C.K. #4 A42-469-33021 | Allegro Investments Inc. | Victoria, TXSawgrass (Cordele Sd.) | PluggedOil | 2,700 | Feb 11, 1994 | — | — |
| Fenner Katherine #242-239-32748 | Allegro Investments Inc. | Jackson, TXLost Fork (Yegua 6400) | PluggedGas | 6,850 | Jan 10, 1994 | — | — |
| Fenner Katherine #142-239-32736 | Allegro Investments Inc. | Jackson, TXLost Fork (Yegua 6800) | PluggedGas | 6,850 | Nov 4, 1993 | — | — |
| Marks #1S42-175-32720 | Allegro Investments Inc. | Goliad, TXTerrell Point (Catahoula) | PluggedGas | 3,200 | Sep 30, 1993 | — | — |
| McCan C.K. #642-469-32988 | Allegro Investments Inc. | Victoria, TXSawgrass (Cordele Sd.) | PluggedOil | 2,700 | Sep 3, 1993 | — | — |
| McCan C.K. #542-469-32978 | Allegro Investments Inc. | Victoria, TXSawgrass (Cordele Sd.) | PluggedOil | 2,700 | Jun 30, 1993 | — | — |
| McCan C.K. #342-469-32771 | Allegro Investments Inc. | Victoria, TXSawgrass (Cordele Sd.) | PluggedOil | 2,700 | Jun 22, 1993 | — | — |
| Burris-Oxford Unit 1 #142-255-31278 | Allegro Investments Inc. | Karnes, TXHysaw | PluggedOil | 4,400 | Feb 20, 1991 | — | — |
| Welder J. F. Heirs #642-391-80295 | Allegro Investments Inc. | Refugio, TXGreta (700) | PluggedGas | 1,950 | May 9, 1990 | — | — |
| Robinson #142-239-32538 | Allegro Investments Inc. | Jackson, TXRobinson Ranch (Miocene 2300) | PluggedGas | 3,600 | Mar 21, 1990 | — | — |
| Little #142-409-32324 | Allegro Investments Inc. | San Patricio, TXHibernia (Thomason Sd.) | PluggedOil | 6,300 | Dec 29, 1989 | — | — |
| McCan C. K. #7 S42-469-32623 | Allegro Investments Inc. | Victoria, TXWelder Ranch (2140) | PluggedOil | 2,240 | Aug 30, 1988 | — | — |
| City of Corpus Christi #242-409-31872 | Allegro Investments Inc. | San Patricio, TXLou Ella (4675) | PluggedGas | 5,400 | Mar 18, 1988 | — | — |
| JS Petroleum-Littleton #242-409-32230 | Allegro Investments Inc. | San Patricio, TXSinton West (Shallow) | PluggedOil | 2,200 | Mar 8, 1988 | — | — |
| McCan C. K. #5 S42-469-32591 | Allegro Investments Inc. | Victoria, TXWelder Ranch (1960) | PluggedOil | 2,250 | Jan 29, 1988 | — | — |
| McCan C.K. #242-469-32561 | Allegro Investments Inc. | Victoria, TXSawgrass (Cordele Sd.) | PluggedOil | 2,700 | Sep 3, 1987 | — | — |
| McCan C.K. #142-469-32548 | Allegro Investments Inc. | Victoria, TXGravel (Miocene 2200) | PluggedGas | 4,450 | Jul 8, 1987 | — | — |
| Cartwright Holman #6 D42-297-01763 | Allegro Investments Inc. | Live Oak, TXMount Lucas (1350) | PluggedGas | 6,012 | Nov 13, 1986 | — | — |
| Knowles Gary #142-175-31220 | Allegro Investments Inc. | Goliad, TXGoliad N. (2450) | PluggedGas | 3,500 | Jun 20, 1986 | — | — |
| Goldman #142-469-31659 | Allegro Investments Inc. | Victoria, TXPridham Lake (Oakville) | PluggedGas | 5,400 | Feb 28, 1986 | — | — |
| Halepaska F. #1D42-469-32446 | Allegro Investments Inc. | Victoria, TXPridham Lake West (4500) | PluggedGas | 4,900 | Nov 19, 1985 | — | — |
| McCan C. K. #242-469-32299 | Allegro Investments Inc. | Victoria, TXWelder Ranch (Frio F) | PluggedGas | 4,300 | May 7, 1985 | — | — |
| Witte #1A42-469-32369 | Allegro Investments Inc. | Victoria, TXPridham Lake (Miocene 2900) | PluggedGas | 4,950 | Feb 8, 1985 | — | — |
| Williams Vivian #242-469-32258 | Allegro Investments Inc. | Victoria, TXWilliams (Frio 4300) | PluggedGas | 5,000 | Jun 25, 1984 | — | — |
| City of Corpus Christi #1 L42-409-31866 | Allegro Investments Inc. | San Patricio, TXMiller Ranch S. (4380) | PluggedGas | 5,060 | May 10, 1984 | — | — |
| Welder J. F. Heirs #3A42-391-31693 | Allegro Investments Inc. | Refugio, TXGreta (L- 5) | PluggedGas | 3,200 | Dec 7, 1983 | — | — |
| Donoghue Gerald #1 A42-175-31602 | Allegro Investments Inc. | Goliad, TXGoliad North (2325) | PluggedGas | 3,850 | Feb 2, 1982 | — | — |
| O Connor Dennis et al #542-469-31841 | Allegro Investments Inc. | Victoria, TXTelferner | PluggedOil | 4,600 | Nov 10, 1981 | — | — |
| Knowles Gary Unit #242-175-31462 | Allegro Investments Inc. | Goliad, TXGoliad N. (3250) | PluggedGas | 3,850 | Feb 19, 1981 | — | — |
| Bruns Calvin #142-175-31458 | Allegro Investments Inc. | Goliad, TXWilhelm (Frio 2900) | PluggedGas | 3,809 | Feb 10, 1981 | — | — |
| Halepeska #142-469-31718 | Allegro Investments Inc. | Victoria, TXPridham Lake (3950) | PluggedGas | 4,842 | Dec 19, 1980 | — | — |
| Dorris Lipscomb Unit #142-175-31392 | Allegro Investments Inc. | Goliad, TXGoliad N. (2525) | PluggedGas | 3,950 | Sep 26, 1980 | — | — |