| Business | Phone |
| H & S Enterprises Inc 15620 Hempstead Rd, Houston 77040 | (713) 466-7597 |
| Hycalog 9777 W Gulf Bank Rd, Houston 77040 | (713) 896-3600 |
| En-Fab Inc 3905 Jensen Dr, Houston 77026 | (713) 225-4913 |
| National Oilwell Varco Inc 10000 Richmond Ave 4, Houston 77042 | (713) 346-7500 |
| Varco International Inc 2000 W Sam Houston Pkwy S, Houston 77042 | (281) 953-2200 |
| Ameri-Forge Corp 13770 Industrial Rd, Houston 77015 | (713) 393-4200 |
| Atlas Instrument & Supply Co 841 Wakefield Dr, Houston 77018 | (713) 697-0510 |
| B & W Metals 11503 Brittmoore Park Dr, Houston 77041 | (713) 466-9878 |
| Carey Crutcher Inc 19507 Katy Fwy, Houston 77094 | (281) 578-1750 |
| Cavins Corp 3701 Kirby Dr 913, Houston 77098 | (713) 523-9214 |
| D M Best Co 5715 Ransom St, Houston 77087 | (713) 641-0323 |
| Dial Electrical Controls 60 Rittenhouse St, Houston 77076 | (713) 691-4666 |
| Dresser Roots Inc 2135 Highway 6 S, Houston 77077 | (281) 966-4700 |
| Dualco 8404 Braniff St, Houston 77061 | (713) 644-1164 |
| Ecosse Inc 15831 Laurel Heights Dr, Houston 77084 | (281) 550-7675 |
| Energy Equipment Corp 4703 Creekmont Dr, Houston 77091 | (713) 957-2288 |
| Flocon Products Inc 9201 Fairbanks N Houston Rd, Houston 77064 | (281) 890-8200 |
| Future Pipe Industries 8641 Moers Rd, Houston 77075 | (713) 941-6639 |
| General Plastics & Rubber Co 5727 Ledbetter St, Houston 77087 | (713) 644-1449 |
| Grant Prideco Tube Alloy Corp 14333 Sommermeyer St, Houston 77041 | (713) 462-1968 |
| Mattco Manufacturing 12000 Eastex Fwy, Houston 77039 | (281) 449-0361 |
| Ofi Testing Equipment 1006 W 34th St, Houston 77018 | (713) 880-9884 |
| M-I Swaco 601 Jefferson St, Houston 77002 | (713) 750-3900 |
| Halliburton Energy Svc 1815 Shearn St, Houston 77007 | (713) 869-5771 |
| Loyal Machine & Fab 6740 Northwinds Dr, Houston 77041 | (713) 896-7488 |
| L-K Industries 6952 Lawndale St, Houston 77023 | (713) 926-2623 |
| Kit's Industries Inc 14131 Henry Rd, Houston 77060 | (281) 847-0426 |
| Kcd Svc 601 Jefferson St 3690, Houston 77002 | (713) 651-7878 |
| Hycalog 7211 Gessner Dr, Houston 77040 | (713) 896-3600 |
| National Oilwell Varco 11300 Windfern Rd, Houston 77064 | (281) 517-3100 |
| National Flame & Forge Inc 330 W 25th St, Houston 77008 | (713) 869-5724 |
| National Oilwell Varco 8411 Irvington Blvd, Houston 77022 | (713) 691-7800 |
| Neltronic Instrument Corp 4319 Stanford St, Houston 77006 | (713) 523-2546 |
| Oil States Industries Inc 5819 Almeda Genoa Rd, Houston 77048 | (713) 445-2210 |
| Powertuff Rigparts Llc 9366 Wallisville Rd, Houston 77013 | (713) 674-0001 |
| Wood Group Pressure Control 3250 Briarpark Dr 100, Houston 77042 | (832) 325-4200 |
| Southern Technologies Inc 9841 Windmill Park Ln, Houston 77064 | (281) 894-8115 |
| Ocean Designs Inc 835 Greens Pkwy, Houston 77067 | (281) 875-1717 |
| Centrilift 17015 Aldine Westfield Rd, Houston 77073 | (713) 625-5405 |
| Robotic Systems Inc 1304 Langham Creek Dr 170a, Houston 77084 | (281) 398-2300 |
| Stogner Licensing 7339 Kingsley St, Houston 77087 | (713) 641-0373 |
| Omsco 6300 Navigation Blvd, Houston 77011 | (713) 844-3700 |
| Reed Toll Co 6501 Navigation Blvd, Houston 77011 | (713) 924-5200 |
| Southwest Oilfield Products 10340 Wallisville Rd, Houston 77013 | (713) 675-7541 |
| Rama Fabrication Inc 13700 Veterans Memorial Dr, Houston 77014 | (281) 444-9977 |
| Roy B Wheeler Co 911 Martin St, Houston 77018 | (713) 692-9729 |
| Standard Machine Works Inc 5602 Arapahoe St, Houston 77020 | (713) 673-1111 |
| Sterling Rubber & Gasket 2701 Clinton Dr, Houston 77020 | (713) 224-6311 |
| Tool Source Intl 6832 Appleton St, Houston 77022 | (713) 699-1377 |
| Petrolite Equipment Group 5455 Old Spanish Trl, Houston 77023 | (713) 926-7431 |
| Oilfield Systems Inc 9219 Katy Fwy 288, Houston 77024 | (713) 465-3085 |
| Red Star Tool Corp 9701 Fillmore St, Houston 77029 | (713) 674-9894 |
| Woodco Usa 773 Mccarty St, Houston 77029 | (713) 672-9491 |
| Pitco Systems 14424 Interdrive W, Houston 77032 | (281) 452-1070 |
| Progressive Manufacturing Co 11809 Canemont St, Houston 77035 | (713) 721-0103 |
| Texas Iron Works Inc 12300 Main St, Houston 77035 | (713) 729-2110 |
| Tiw Corp 5151 Gasmer Dr, Houston 77035 | (713) 728-9250 |
| Worldwide Oilfield Machine Inc 11809 Canemont St, Houston 77035 | (713) 729-9200 |
| Alliance Integrated Systems 7433 Harwin Dr, Houston 77036 | (713) 865-9706 |
| Smi Manufacturing Inc 13312 E Hardy Rd, Houston 77039 | (281) 449-0345 |
| Southwest Centrifuge Svc 13700 Luthe Rd, Houston 77039 | (281) 590-4464 |
| Quick Connectors 5226 Brittmoore Rd, Houston 77041 | (713) 984-1800 |
| Seatrax Inc 13223 Fm 529 Rd, Houston 77041 | (713) 896-6500 |
| U S General Oil Tool Mfg 10111 Grover Ln, Houston 77041 | (713) 895-8886 |
| Wom-Bop 5800 Cunningham Rd, Houston 77041 | (713) 937-0795 |
| Partin & Co 12543 Robert E Lee Rd, Houston 77044 | (281) 458-0152 |
| Safoco Inc 11421 Todd St A, Houston 77055 | (713) 956-1595 |
| Stewart Tubular Products 1810 Afton St, Houston 77055 | (713) 682-1486 |
| United Diesel 12035 Sowden Rd C, Houston 77055 | (713) 460-5655 |
| Trigon Tubular Inc 4801 Woodway Dr 265w, Houston 77056 | (713) 961-2774 |
| Versatech Oil Tools 15660 W Hardy Rd, Houston 77060 | (281) 999-0499 |
| Schooner Petroleum Svc 9837 Windmill Park Ln, Houston 77064 | (281) 894-1770 |
| Replacement Specialties Co 8521 Mosley Rd, Houston 77075 | (713) 944-2641 |
| Penco Group 1901 Hollister St, Houston 77080 | (713) 681-7676 |
| R P Machine Shop 8628 Rannie Rd, Houston 77080 | (713) 939-7522 |
| S-K Industries Inc 11934 Hempstead Rd, Houston 77092 | (713) 462-6997 |
| Shirley Precision Machine 5215 Hardway St, Houston 77092 | (713) 683-6631 |
| Tam International Inc 4620 Southerland Rd, Houston 77092 | (713) 462-7617 |
| Texas International Oil Field 1711 Skinner Rd, Houston 77093 | (713) 697-3980 |
| Seascan Inc 10899 Kinghurst St 235, Houston 77099 | (281) 568-7898 |