| Business | Phone |
| Del Petroleum Corp 7670 Woodway Dr 220, Houston 77063 | (713) 785-4576 |
| Francis Kaiser Gulf Coast Llc 616 Fm 1960 Rd W 525, Houston 77090 | (281) 444-6562 |
| Gregory L Brown Co 777 Post Oak Blvd 610, Houston 77056 | (713) 621-0200 |
| Hnng Development Llc 440 Louisiana St 625, Houston 77002 | (713) 225-6800 |
| Petro Engineering 2101 Fountain View Dr, Houston 77057 | (713) 785-7867 |
| Value Wash 3210 Fm 1960 Rd W, Houston 77068 | (281) 443-4360 |
| Deep Oil Technology 11757 Katy Fwy, Houston 77079 | (281) 679-4900 |
| Jack Stevenson 7887 Katy Fwy 333, Houston 77024 | (713) 683-6688 |
| James A Whitson Jr Pe 7660 Woodway Dr 312, Houston 77063 | (713) 975-8963 |
| Freeport Lng 333 Clay St 5050, Houston 77002 | (713) 980-2888 |
| Plains Exploration & Prdctn Co 700 Milam St 3100, Houston 77002 | (713) 579-6000 |
| R Lacy Inc 712 Main St 3400, Houston 77002 | (713) 225-2424 |
| Rialto Energy Inc 1010 Lamar St, Houston 77002 | (713) 658-1968 |
| Saltmine Investment Ltd 2627 Atascocita Rd, Houston 77002 | (713) 224-2641 |
| Samson Resources Co 1301 Travis St, Houston 77002 | (713) 751-9000 |
| Seeligson Oil Co 808 Travis St, Houston 77002 | (713) 237-0858 |
| Seneca Resources Corp 1201 Louisiana St 400, Houston 77002 | (713) 654-2600 |
| Sten Tex 1111 Bagby St, Houston 77002 | (713) 752-7969 |
| Western Refining 1021 Main St 1920, Houston 77002 | (281) 598-0066 |
| Silver Pines Energy Co 5252 Westchester St, Houston 77005 | (713) 662-0332 |
| Shoreham Oil & Gas Co Inc 1327 Nicholson St, Houston 77008 | (713) 802-1826 |
| Walter A Stockard 2001 Kirby Dr, Houston 77019 | (713) 522-1693 |
| Ada Crude Oil Co 5 Post Oak Cir, Houston 77024 | (713) 881-3602 |
| Owl Petroleum Co 8554 Katy Fwy, Houston 77024 | (713) 468-8561 |
| All Star Auto Insurance 2323 Wirt Rd, Houston 77055 | (713) 465-6969 |
| Ppmsc 12230 Perthshire Rd, Houston 77024 | (713) 464-4979 |
| Quail Creek Oil Corp 10000 Memorial Dr, Houston 77024 | (713) 956-2070 |
| Winchester Oil & Gas 50 Briar Hollow Ln, Houston 77027 | (713) 623-0026 |
| Womack Energy Inc 3900 Essex Ln, Houston 77027 | (713) 623-2201 |
| Womack Operating Llc 3900 Essex Ln, Houston 77027 | (713) 623-8884 |
| Apache Corp 17620 Chanute Rd, Houston 77032 | (281) 821-0403 |
| Oil & Gas Asset Clearinghouse 14950 Heathrow Forrest Pkwy, Houston 77032 | (281) 873-3600 |
| Kindee Oil & Gas Llc 10375 Richmond Ave, Houston 77042 | (713) 334-2830 |
| Star Oil & Gas 9700 Richmond Ave, Houston 77042 | (713) 781-5795 |
| Omega Oil Co 24 E Greenway Plz, Houston 77046 | (713) 654-9800 |
| Oxy Usa Inc 5 E Greenway Plz 1644, Houston 77046 | (713) 871-0698 |
| Roberson Oil Co 11 E Greenway Plz, Houston 77046 | (713) 655-1196 |
| Pride Oil Well Svc Co 14710 Park Almeda Dr, Houston 77047 | (713) 433-3662 |
| Weatherford 3632 S Main, Houston 77054 | (713) 512-0506 |
| Houston Oil & Gas 9018 Ruland Rd, Houston 77055 | (713) 647-9330 |
| Icarus Oil & Gas Inc 1980 Post Oak Blvd, Houston 77056 | (713) 621-7282 |
| Petroci Usa Inc 5100 Westheimer Rd, Houston 77056 | (713) 993-9663 |
| Semcrude Lp 3050 Post Oak Blvd 1500, Houston 77056 | (713) 458-1400 |
| West Texas Oil & Gas 3 Riverway 1930, Houston 77056 | (713) 622-6802 |
| Gulf Coast Residential Mtg 2323 S Voss Rd, Houston 77057 | (281) 464-9511 |
| York Resources Inc 2411 Fountain View Dr 120, Houston 77057 | (713) 978-7080 |
| Silicon Valley Oil Co 2020 Eldridge Pkwy, Houston 77077 | (281) 497-4699 |
| Tarpon Operating & Development 2000 S Dairy Ashford St, Houston 77077 | (281) 493-6262 |
| Jmc Resources 11767 Katy Fwy, Houston 77079 | (713) 621-9879 |
| Vector Energy Corp 11757 Katy Fwy, Houston 77079 | (281) 589-2526 |
| Les Texas & Co 9839 Whithorn Dr, Houston 77095 | (281) 856-6199 |
| Houston Petroleum Co Houston 77098 | (713) 521-0704 |
| Integrated Production Svc Inc 3700 Buffalo Speedway 620, Houston 77098 | (713) 960-1222 |
| Texas Crude Inc 3701 Kirby Dr 514, Houston 77098 | (713) 524-7755 |
| Wilson Oil & Gas 2008 Milford St, Houston 77098 | (713) 526-3896 |
| Enron Oil & Gas Co Po Box 1188, Houston 77251 | (713) 296-2621 |
| Wm Shepperd Oil Po Box 79702, Houston 77279 | (713) 984-9088 |
| Marmaton Oil Co 808 Travis St 1404, Houston 77002 | (713) 224-6757 |
| Pengo Petroleum Inc 777 Walker St 2350, Houston 77002 | (713) 228-6332 |
| Smyth Oil Corp 1021 Main St 1970, Houston 77002 | (713) 652-4088 |
| Southeastern Pipeline Co 806 Main St 910, Houston 77002 | (713) 221-1661 |
| T A Hillin 1001 Mckinney St 530, Houston 77002 | (713) 651-3990 |
| Tepee Petroleum Co 500 Dallas St 2920, Houston 77002 | (713) 659-8300 |
| Texas Independent Exploration 1600 Smith St 3800, Houston 77002 | (713) 658-0095 |
| Sotex Fuels 14425 Torrey Chase Blvd 190, Houston 77014 | (281) 440-8791 |
| Stz Petroleum Inc 14450 T C Jester Blvd 330, Houston 77014 | (281) 586-7191 |
| Sunoco Partners Mktng & Term 14550 Torrey Chase Blvd, Houston 77014 | (281) 586-5300 |
| Wesley West 2727 Allen Pkwy, Houston 77019 | (713) 520-0400 |
| Ppi Technology Svc 800 Gessner Rd, Houston 77024 | (713) 464-2200 |
| Ronald B Thompson Oil 12706 Old Oaks Dr, Houston 77024 | (713) 465-7433 |
| Txla Energy Inc 8584 Katy Fwy 105, Houston 77024 | (713) 622-4040 |
| Robert E Clevenger Oil Oprtr 10 S Briar Hollow Ln, Houston 77027 | (713) 960-0501 |
| Sherman Oil Co 2401 Dryden Rd, Houston 77030 | (713) 665-0710 |
| Occidental Energy Marketing 5 E Greenway Plz 110, Houston 77046 | (713) 840-3000 |
| Occidental Permian Ltd 5 E Greenway Plz 110, Houston 77046 | (713) 215-7000 |
| Pogo Producing Co 5 E Greenway Plz 2700, Houston 77046 | (713) 297-5000 |
| Vanco Energy Co 1 E Greenway Plz, Houston 77046 | (713) 877-8544 |
| Skk Enterprises 1110 N Post Oak Rd 170, Houston 77055 | (713) 682-5828 |
| Tortuga Operating Co 7412 Shadyvilla Ln, Houston 77055 | (713) 680-3600 |
| Edward Mike Davis 5177 Richmond Ave 740, Houston 77056 | (713) 629-9550 |
| Woodlake Travel Store 1706 Post Oak Blvd, Houston 77056 | (713) 840-8500 |
| Oil Quip Intl 1 Riverway, Houston 77056 | (713) 840-6303 |
| Oil Well Buyers Corp 5433 Westheimer Rd 604, Houston 77056 | (713) 960-9541 |
| Robert E Zimmerman Oil Oprtr Houston 77056 | (713) 621-6523 |
| Robinson Holdings Inc 5005 Riverway Dr 200, Houston 77056 | (713) 627-9440 |
| Spectrum Energy Advisors Po Box 460854, Houston 77056 | (713) 624-9339 |
| Teikoku Oil Usa 2800 Post Oak Blvd 5200, Houston 77056 | (713) 850-8480 |
| Winco Properties Inc 2200 Post Oak Blvd 307, Houston 77056 | (713) 877-1906 |
| Pasmas Art 5858 Westheimer Rd 400, Houston 77057 | (713) 782-5215 |
| Petro Guard Co 5858 Westheimer Rd 400, Houston 77057 | (713) 974-5550 |
| Tx Petroleum Investmnet Co 5850 San Felipe St 250, Houston 77057 | (713) 782-2085 |
| Oil Nation Inc 15458 W Hardy Rd, Houston 77060 | (281) 447-4000 |
| Southeast Texas Oil & Gas 480 N Sam Houston Pkwy E 300, Houston 77060 | (281) 260-8388 |
| Wesley West Interests Inc 8501 Telephone Rd, Houston 77061 | (713) 644-1100 |
| Poco Oil Co 13103 Holston Hills Dr, Houston 77069 | (281) 440-9225 |
| Oil & Gas Intl 8310 Braesdale Ln, Houston 77071 | (713) 541-0330 |
| Whitten Energy Corp 1119 Verret Ln, Houston 77090 | (281) 440-3219 |
| Texakota Oil Co 2707 Kipling St, Houston 77098 | (713) 520-7600 |
| Texas Crude 2803 Buffalo Speedway, Houston 77098 | (713) 599-9900 |
| Eog Resources Inc Po Box 4362, Houston 77210 | (713) 853-5564 |