| BURLINGTON RESOURCES OIL AND GAS | HOUSTON, TX | INDIVIDUAL | 453 | $1.2B |
| MARATHON OIL EF | — | INDIVIDUAL | 301 | $328.0M |
| GRAY OAK PIPELINE | — | INDIVIDUAL | 12 | $294.6M |
| DIAMOND SHAMROCK REFINING | SAN ANTONIO, TX | INDIVIDUAL | 4 | $210.5M |
| VERDUN OIL AND GAS | — | INDIVIDUAL | 96 | $193.9M |
| SILVERBOW RESOURCES OPER | HOUSTON, TX | INDIVIDUAL | 47 | $120.1M |
| EAGLE FORD PIPELINE | HOUSTON, TX | INDIVIDUAL | 10 | $91.4M |
| DCP SANDHILLS PIPELINE | HOUSTON, TX | INDIVIDUAL | 21 | $84.7M |
| CACTUS II PIPELINE | HOUSTON, TX | INDIVIDUAL | 6 | $75.8M |
| MERIT ENERGY | DALLAS, TX | INDIVIDUAL | 3 | $72.1M |
| AMBER HARVEST | — | INDIVIDUAL | 487 | $70.8M |
| VALERO MARKETING AND SUPPLY | SAN ANTONIO, TX | INDIVIDUAL | 3 | $64.1M |
| HOUSTON PIPELINE | SAN ANTONIO, TX | INDIVIDUAL | 29 | $55.9M |
| UNION PACIFIC RAILROAD | — | INDIVIDUAL | 60 | $49.6M |
| AEP TEXAS | — | INDIVIDUAL | 6 | $48.1M |
| BRIGHTSIDE SOLAR | IRVING, TX | INDIVIDUAL | 1 | $40.8M |
| PLOMERO RANCHES | BULVERDE, TX | INDIVIDUAL | 36 | $39.6M |
| 1893 OIL AND GAS | SAN ANTONIO, TX | INDIVIDUAL | 168 | $29.8M |
| EFS MIDSTREAM | HOUSTON, TX | INDIVIDUAL | 24 | $25.4M |
| NUSTAR LOGISTICS | SAN ANTONIO, TX | INDIVIDUAL | 30 | $24.4M |
| XTO ENERGY | — | INDIVIDUAL | 102 | $24.3M |
| MALEK ENERGY GROUP | CORPUS CHRISTI, TX | INDIVIDUAL | 149 | $22.2M |
| ARROWHEAD GATHERING | HOUSTON, TX | INDIVIDUAL | 8 | $21.9M |
| BBB OIL AND GAS | BEEVILLE, TX | INDIVIDUAL | 105 | $21.9M |
| SINOR RANCH | DEER PARK, TX | INDIVIDUAL | 9 | $21.5M |
| COPANO PIPELINES SOUTH TEXAS | HOUSTON, TX | INDIVIDUAL | 11 | $20.6M |
| ARROWHEAD EAGLE FORD PIPELINE | HOUSTON, TX | INDIVIDUAL | 6 | $18.2M |
| ELP2 MINERALS | RUSTON, LA | ENTITY | 188 | $17.1M |
| EAGLE FORD AUSTIN INTERESTS | — | INDIVIDUAL | 480 | $16.7M |
| COPANO DOUBLE EAGLE PIPELINE | HOUSTON, TX | INDIVIDUAL | 7 | $14.7M |
| BANGL OPERATING | FINDLAY, OH | INDIVIDUAL | 2 | $14.7M |
| SOUTH TEXAS CHILDREN S HOME LAND | BEEVILLE, TX | INDIVIDUAL | 18 | $13.8M |
| ENTERPRISE TEXAS PIPELINE | HOUSTON, TX | INDIVIDUAL | 41 | $13.3M |
| LIVE OAK MIDSTREAM | SAN ANTONIO, TX | INDIVIDUAL | 3 | $11.5M |
| SOUTH TEXAS ELECTRIC COOP | — | INDIVIDUAL | 19 | $10.7M |
| EOG RESOURCES | HOUSTON, TX | INDIVIDUAL | 3 | $10.1M |
| COPANO FIELD SERVICES | HOUSTON, TX | INDIVIDUAL | 73 | $9.8M |
| ETC TEXAS PIPELINE | SAN ANTONIO, TX | INDIVIDUAL | 33 | $9.6M |
| MUELLER EXPLORATION | PORTLAND, TX | INDIVIDUAL | 7 | $9.1M |
| STABILIS ENERGY | HOUSTON, TX | INDIVIDUAL | 3 | $9.0M |
| LIVE OAK | LAKEWAY, TX | INDIVIDUAL | 31 | $8.3M |
| MARATHON OIL | HOUSTON, TX | INDIVIDUAL | 34 | $8.2M |
| KM TEXAS PIPELINE | HOUSTON, TX | INDIVIDUAL | 8 | $7.6M |
| EMORY PEAK MINERALS SUB IV | — | INDIVIDUAL | 25 | $7.4M |
| T2 GAS UTILITY | DALLAS, TX | INDIVIDUAL | 1 | $7.3M |
| HARRISON DANIEL J III | — | INDIVIDUAL | 24 | $7.3M |
| HAMILTON LUCILA INV MGMT | FORT WORTH, TX | INDIVIDUAL | 66 | $7.1M |
| GENEVIEVE IVY NEW | — | INDIVIDUAL | 66 | $7.1M |
| WARWICK ARTEMIS | OKLAHOMA CITY, OK | INDIVIDUAL | 7 | $6.9M |
| FIBERLIGHT | PLANO, TX | INDIVIDUAL | 8 | $6.5M |
| HELMERICH AND PAYNE INTL DRLG | TULSA, OK | INDIVIDUAL | 1 | $6.0M |
| TRANSCONTINENTAL GAS PIPELINE | HOUSTON, TX | INDIVIDUAL | 4 | $5.9M |
| INVICO ENERGY USA | — | INDIVIDUAL | 24 | $5.8M |
| CHAPMAN HUGH T FAMILY LIMITED | ROCKPORT, TX | INDIVIDUAL | 33 | $5.8M |
| BREITHAUPT | — | INDIVIDUAL | 48 | $5.4M |
| HOUSE JERRY L | — | INDIVIDUAL | 15 | $5.3M |
| SJRM | SEGUIN, TX | INDIVIDUAL | 38 | $5.3M |
| JLJ RANCH | SAN ANTONIO, TX | INDIVIDUAL | 38 | $5.3M |
| NINE CANYON INTERESTS | — | INDIVIDUAL | 455 | $5.3M |
| BPX EAGLE FORD GATHERING | HOUSTON, TX | INDIVIDUAL | 1 | $5.1M |
| THREE RIVERS SAND | NACOGDOCHES, TX | INDIVIDUAL | 3 | $5.1M |
| CACTUS DRILLING | TULSA, OK | INDIVIDUAL | 1 | $5.0M |
| SCHMIDT SCOTT DOUGLAS | CORPUS CHRISTI, TX | INDIVIDUAL | 31 | $4.8M |
| DEAN PIPELINE | HOUSTON, TX | INDIVIDUAL | 2 | $4.7M |
| PUMPCO | GIDDINGS, TX | INDIVIDUAL | 1 | $4.6M |
| SAN CHRISTOVAL ROYALTY | SHREVEPORT, LA | INDIVIDUAL | 38 | $4.6M |
| REPSOL OIL AND GAS USA | — | INDIVIDUAL | 16 | $4.6M |
| CARLSON OIL AND GAS | EDMOND, OK | INDIVIDUAL | 40 | $4.2M |
| SAN PATRICIO ELECTRIC COOP | SINTON, TX | INDIVIDUAL | 3 | $4.2M |
| VALERO TERMINALING AND DISTRIBUT | SAN ANTONIO, TX | INDIVIDUAL | 1 | $4.1M |
| R360 ENVIRONMENTAL SOLUTIONS OF TE | SPRING, TX | INDIVIDUAL | 1 | $4.0M |
| KEATHLEY PROPERTIES | — | INDIVIDUAL | 18 | $4.0M |
| BILBREY DOUGLAS R | — | INDIVIDUAL | 18 | $4.0M |
| POM LEGACY ASSETS III | — | INDIVIDUAL | 76 | $3.9M |
| GASKIN LARRY AND SUE C | HOUSTON, TX | INDIVIDUAL | 13 | $3.9M |
| 902 TEXAS | KENEDY, TX | INDIVIDUAL | 27 | $3.8M |
| IMA SUE SHERFESEE | FORT WORTH, TX | INDIVIDUAL | 52 | $3.8M |
| MCGOWAN WORKING | — | INDIVIDUAL | 7 | $3.6M |
| MAVERICK TERMINALS THREE RIVERS | SAN ANTONIO, TX | INDIVIDUAL | 1 | $3.6M |
| DCP SOUTH CENTRAL TEXAS | — | INDIVIDUAL | 21 | $3.6M |
| ESSE IVAN LYN | — | INDIVIDUAL | 42 | $3.5M |
| HF | CORPUS CHRISTI, TX | INDIVIDUAL | 96 | $3.5M |
| TEXAS EASTERN TRANSMISSION | HOUSTON, TX | INDIVIDUAL | 7 | $3.4M |
| SEARCY LASCA BUTLER | PORT ARANSAS, TX | INDIVIDUAL | 27 | $3.4M |
| ENTERPRISE GC | HOUSTON, TX | INDIVIDUAL | 7 | $3.4M |
| TAYLOR FARMS | WHITSETT, TX | INDIVIDUAL | 15 | $3.3M |
| SANDEL OPERATING | HUNTSVILLE, TX | INDIVIDUAL | 44 | $3.2M |
| SRW HOLDINGS | CAMPBELLTON, TX | INDIVIDUAL | 57 | $3.2M |
| KRALJ SHARON G K | HOUSTON, TX | INDIVIDUAL | 14 | $3.1M |
| LIQUID POWER SPECIALTY PRODUCTS | HOUSTON, TX | INDIVIDUAL | 1 | $3.0M |
| STOLTE THERESA A LIFE | DEL RIO, TX | INDIVIDUAL | 18 | $3.0M |
| ENCORE ENERGY | CORPUS CHRISTI, TX | INDIVIDUAL | 1 | $3.0M |
| 1916 MINERALS | HOUSTON, TX | INDIVIDUAL | 40 | $3.0M |
| TEX ISLE SUPPLY | HOUSTON, TX | INDIVIDUAL | 5 | $2.9M |
| ENCORE WELLHEAD SYSTEMS | HOUSTON, TX | INDIVIDUAL | 2 | $2.8M |
| STRICKHAUSEN MARGARET ANN | COTULLA, TX | INDIVIDUAL | 39 | $2.7M |
| PAES | — | INDIVIDUAL | 26 | $2.7M |
| KKKE | — | INDIVIDUAL | 26 | $2.7M |
| BADGER MINING | BERLIN, WI | INDIVIDUAL | 1 | $2.7M |
| WEATHERS ADRIANA | — | INDIVIDUAL | 458 | $2.6M |
