| ALCANOS DEL HUILA E.S.P. | 6,475,340 |
| EMPRESA DE GASES DE OCCIDENTE S.A. E.S.P. | 1,352,197 |
| GAS NATURAL ESP | 13,317,892 |
| GAS NATURAL DEL CENTRO S.A. E.S.P. | 83,489 |
| GAS NATURAL DEL ORIENTE E.S.P. | 11,913,461 |
| GASES DE BARRANCABERMEJA ESP | 2,284,151 |
| GASES DE LA GUAJIRA S.A. ESP | 2,607,553 |
| GASES DEL CARIBE S.A. E.S.P. | 30,528,604 |
| GASES DEL CUSIANA S.A. E.S.P. | 255,048 |
| GASES DEL LLANO S.A. E.SP. | 2,887,871 |
| GASES DEL ORIENTE S.A E.S.P. | 1,115,946 |
| LASMO OIL (COLOMBIA) LIMITED | 1,110,248 |
| METROGAS DE COLOMBIA S.A. E.S.P. | 2,651,238 |
| PROMIGAS S.A. | 51,927,946 |
| PROMOTORA DE GASES DEL SUR E.S.P. | 383,864 |
| SOC. TRANSPORT.DE GAS DEL ORIENTE | 1,324,982 |
| SURTIGAS S.A. E.S.P | 24,802,760 |
| TEXAS PETROLEUM COMPANY | 32,329,694 |
| ALMACENADORA DE G.L. P. DEL CARIBE LTDA | 406,430 |
| ALMACENADORA DE GASES DEL SUR Y CIA LTDA | 29,858 |
| ALMAGAS LTDA | 2,554,182 |
| ALMAGAS MANIZALES LTDA E.S.P | 780,318 |
| ALMALLANO LTDA | 393,658 |
| ALMACENADORA DE GASES DE A PIAY LTDA. | 151,651 |
| ALPROGAS S.A. E.S.P. | 972,861 |
| ALSABANA LTDA | 1,537,975 |
| ANDINA DE GAS S.A. E.S.P | 333,728 |
| ANTIOQUEÑA DE GAS S.A. E.S.P. ANDEGAS | 375,006 |
| AUTOGAS G.L.P LTDA | 541,559 |
| AYAPEGAS | 17,098 |
| BAEZ BAEZ RAMON- GAS CHICAMOCHA | 467,206 |
| BANCOGAS | 50,446 |
| CARIBEÑA DE GAS S.A. E.S.P. | 266,227 |
| CARTAGAS S.A. E.S.P. | 827,658 |
| CIA. CALIGAS LTDA. | 732,690 |
| CIROGAS-ORDUGAS- EDUARDO GOMEZ ORDUZ | 159,522 |
| COLGAS DE OCCIDENTE S.A. E.S.P. | 2,523,940 |
| COLGAS S.A. E.S.P. | 2,790,186 |
| COMERCIALIZADORA DE GAS ARAUGAS S.A. E.S.P. | 213,004 |
| COMPAÑÍA BOGOTANA DE GAS S.A. E.S.P. | 975,049 |
| COMPAÑÍA INDUSTRIAL DE GAS CONMIGAS LTDA | 649,123 |
| DEFENSA CIVIL COLOMBIANA JUNTA EL DIFICIL | 25,809 |
| DISGAS BOGOTA & CIA S.C.A. E.S.P | 644,509 |
| LEOVIGILDO CHAUTA SIERRA | 1,116,111 |
| DISTRIBUIDORA ESPIGAS LTDA. | 151,616 |
| DISTRIBUIDORA CORONA INTERGAS S.A. E.S.P. | 184,488 |
| DISTRIBUIDORA DE GAS ATLANTICO J. BERRIO Y CIA S.C.S | 91,726 |
| DISTRIBUIDORA DE GAS DEL LIBANO LTDA. | 319,283 |
| DISTRIBUIDORA DE GAS EL PUENTE LTDA. | 204,448 |
| DISTRIBUIDORA DE GAS AVIGAS LTDA | 504,987 |
| DISTRIBUIDORA DE GAS DE CHAPARRAL LTDA "CHAPAGAS" | 276,788 |
| DISTRIBUIDORA DE GAS IBAGAS S.A. | 3,110,641 |
| DISTRIBUIDORA JECA Y CIA S. EN C. | 1,954,399 |
| DISTRIGASES DE GUADUAS Y CIA LTDA. | 422,494 |
| ELECTROGAS LTDA. | 1,339,120 |
| EMPRESA NARIÑENSE DE GAS ENERGAS S.A. E.S.P. | 647,611 |
| ENVASADORA DE GAS DE PTO SALGAR LTDA " ENVAGAS" | 1,713,067 |
| FERNANDO RAMIREZ GONZALEZ | 1,415,321 |
| GAS AGRARIO "AGROGAS LTDA" | 201,438 |
| GAS ARAUCARIAS S.A. E.S.P. | 290,092 |
| GAS BOYACA LTDA. | 1,001,354 |
| GAS CALIMA LTDA | 535,008 |
| GAS CAQUETA | 1,141,514 |
| GAS CASANARE LTDA. | 361,400 |
| GAS CENTRALES ULLOA CIA LTDA. | 502,856 |
| GAS CESAR S.A. E.S.P. | 59,195 |
| GAS CORDILLERA LTDA | 755,318 |
| GAS DE LOS ANDES LTDA. | 522,988 |
| GAS DE SANTANDER S.A. E.S.P. | 1,567,466 |
| GAS DEL ARIARI LTDA. | 159,779 |
| GAS DEL META LTDA. | 1,594,971 |
| GAS DEL RIO SUAREZ LTDA | 193,240 |
| GAS DEL SALDAÑA LTDA. | 609,452 |
| GAS EL CONDOR LTDA. | 1,011,501 |
| GAS EL DORADO LTDA | 145,222 |
| GAS EL GUAJIRO | 10,242 |
| GAS EL SOL LTDA | 740,861 |
| GAS EXTRA-RAPIDO LTDA | 458,304 |
| GAS GUALIVA LTDA. | 1,588,649 |
| GAS NEIVA | 803,628 |
| GAS NORTE DE FLORENCIA LTDA. | 1,216,744 |
| GAS OCAÑA S.A. | 532,701 |
| GAS PAIS LTDA. | 792,437 |
| GAS PERFECCION S.A. | 12,601 |
| GAS ROSARIO S.A. E.S.P. | 825,036 |
| GAS SIBATE LTDA. | 385,010 |
| GAS SUROESTE S.A. | 30,091 |
| GAS UNION LTDA | 124,262 |
| GAS URABA LTDA. | 413,048 |
| GAS VALLE DE TENZA LTDA. | 649,975 |
| GAS WILCHES LTDA. | 52,342 |
| GAS Y SERVICIOS, SERVIGAS LTDA. | 110,486 |
| GAS ZIPA LTDA. | 1,419,032 |
| GASES DE ANTIOQUIA LTDA. | 2,192,797 |
| GASES DE BUENAVENTURA LTDA. | 16,914 |
| GASES DE GIRARDOT S.A. | 347,847 |
| GASES DE LA DORADA LTDA. | 509,602 |
| GASES DE MEDELLIN Y RIONEGRO LTDA | 2,024,687 |
| OLGA LUCIA MORA QUIÑONES | 207,362 |
| GASES DEL CAUCA LTDA. | 336,546 |
| GASES DEL CESAR LTDA. | 549,681 |
| GASES DEL META-PTO.LOPEZ LTDA | 447,392 |
| GASES DEL PUERTO LTDA. | 240,500 |
| GASES DEL TOLIMA LTDA. | 554,686 |
| GASES DEL VALLE LTDA. | 203,851 |
| LUIS CARLOS GOMEZ | 24,303 |
| GASES UNIDOS DE COLOMBIA LTDA. | 436,572 |
| NORBERTO PRADA | 69,483 |
| GILBERTO CAMARGO HERRERA | 18,027 |
| GOMBEL GAS LTDA. | 840,638 |
| GRANADOS FAJARDO Y CIA S. EN. C. | 1,075,135 |
| GRANADOS GOMEZ Y CIA LTDA S.A. E.S.P. | 2,979,336 |
| GRUPO GASES DE CALDAS LTDA. E.S.P. | 2,519,419 |
| GUAVIO GAS LTDA. | 980,128 |
| GUSTAVO RAMIREZ | 320,881 |
| DISTRIBUIDORA DE GAS PARA HOGARES COLOMBIANOS LTDA | 147,711 |
| IGNACIO MURCIA CIA LTDA. | 432,037 |
| INDUSTRIAS PROVEEDORAS DE GAS LTDA | 1,398,165 |
| INTERGASES DEL PACIFICO S.A. | 1,459,584 |
| INTERMUNICIPAL DE GAS LTDA. | 422,466 |
| INVERSORA GASES DE COLOMBIA S.A. | 122,721 |
| INVERSORA LUIS URBINA PARADA & CIA S EN C. E.S.P | 293,856 |
| ISAGAS LTDA. E.S.P. | 1,072,728 |
| JULIO C. HUERTAS Y CIA LTDA | 378,635 |
| LIDAGAS S.A. E.S.P | 1,002,014 |
| LLAMAGAS LTDA. | 658,447 |
| LUIS GOMEZ GOMEZ | 109,544 |
| LUSTRIGAS S.A. | 90,942 |
| MARCHAGAS DE CALDAS LTDA. E.S.P. | 776,586 |
| MARCHAGAS DEL NORTE LTDA | 14,586 |
| MARGAS LTDA | 509,487 |
| MAYLEGAS S.A. | 242,712 |
| MONTAGAS S.A E.S.P. | 2,041,417 |
| NORTESANTANDEREANA DE GAS S.A. E.S.P. | 1,814,621 |
| PEPEGAS | 79,036 |
| PORTOGAS S.A | 1,047,617 |
| PERLAGAS OCAÑA S.A. | 215,150 |
| PLANIGAS LTDA. | 159,502 |
| PRADILLAS H. Y CIA LTDA. | 2,277,898 |
| PROVIGAS S.A. E.S.P. | 283,720 |
| RAMIREZ GONZALEZ HERMANOS Y CIA LTDA. | 1,169,018 |
| RAMON RICARDO CASTAÑEDA | 77,570 |
| RAPIGAS MONTES & RUZ S.A. E.S.P | 92,298 |
| RAYCO GAS S.A. E.S.P. | 1,674,236 |
| RAYOGAS LTDA | 915,022 |
| RIOGAS S.A..E.S.P. | 105,739 |
| SALGARGAS Y CIA LTDA | 282,436 |
| SAN ANDRES GAS S.A. E.S.P. | 810,829 |
| SERVIBOYACA Y CIA S.C.A. E.S.P. | 895,570 |
| SOCIEDAD PLANTA PURIGAS LTDA | 304,856 |
| SODIGAS S.A. E.S.P. | 57,213 |
| SOLGAS LTDA. | 675,424 |
| SUMINISTRADORA INDUSTRIAL DE GAS LTDA | 2,293,459 |
| SUPERGAS DEL LLANO LTDA. | 191,086 |
| SUPERGAS S.A. E.S.P. | 1,033,686 |
| SURGAS LTDA. | 455,324 |
| SURIGAS LTDA. | 1,026,944 |
| TERPEL DEL CENTRO | 182,920 |
| TOLUGAS LTDA. | 71,470 |
| UNION DE DISTRIBUIDORES DE GAS LTDA | 840,657 |
| UNIGAS DE LA SABANA S.A. | 2,537,535 |
| UNIGAS DEL PACIFICO S.A. | 541,077 |
| VALLEGAS S.A. | 776,033 |
| VELOGAS | 724,648 |
| VILLA GAS LTDA | 977,386 |