| |
| 2H Offshore |
2355 |
| A.P. Moller - Maersk |
5817 |
| Aanderaa Data Instruments AS |
4441 |
| Aberdeen Drilling School Ltd. |
2477 |
| Acteon |
2355 |
| AGR Ability Group AS |
4331 |
| Air Starter Components |
5067 |
| Ariboil Company Limited |
4773 |
| ASRC Energy Services Tri Ocean Engineering Ltd. |
1817 |
| Bentec GmbH |
5653 |
| Black Earth Humates Ltd. |
1577 |
| BlueStar Tools |
1817 |
| Brush Wellman Inc. |
1900 |
| C&C Technologies Marine Construction Division |
3063 |
| C-FER Technologies |
1931 |
| C-Nav Globally corrected Positioning Services |
3063 |
| Cam-Tech Products, Inc. |
5509 |
| Caterpillar Inc. |
3341 |
| Ceradyne, Inc. |
5805 |
| Chet Morrison Contractors, Inc. |
5733 |
| China Petroleum Technology & Development Corp |
3179 |
| CIS |
2355 |
| Cooper Cameron Corporation |
1641 |
| CP International, Inc. |
3179 |
| CPI Wirecloth & Screens, Inc. |
1252 |
| Custom Safety Products, Inc. |
2909 |
| Den-Con Companies |
4009 |
| Derrick Equipment Company |
4517 |
| DrawWorks L.P. |
3905 |
| Drillmec Spa |
5653 |
| Drives, Incorporated |
5704 |
| Dyna-Drill Technologies, Inc. |
1462 |
| EDRA European Drilling Rig Alliance |
5653 |
| Electrochem Commercial Power |
3122 |
| Fluid Systems, Inc. |
3563 |
| Focus Oil & Gas Group |
2430 |
| Foundex Explorations Ltd. |
1917 |
| GE Transportation |
5255 |
| Glasgow - Scotland |
2567 |
| Global Wire Cloth |
3007 |
| GSM, Inc. |
4909 |
| HWC Energy Services |
2931 |
| Joliet Equipment Corp. |
7307 |
| Kachele GmbH |
5240 |
| Kemper Valve & Fittings Corp. |
3117 |
| Kennametal Energy Group |
4330 |
| King Oil Tools |
5945 |
| Lewis Friction Products, Inc. |
1705 |
| Maersk Contractors |
5817 |
| MAMAL, Inc. |
7315 |
| Maritime Hydraulics |
1125 |
| Maurer Technology Inc. |
5517 |
| MicroTesla Ltd |
1563 |
| ModuSpec USA Inc. |
2173 |
| MOS PLC |
1301 |
| Nexans |
5449 |
| Nigerian National Petroleum Corp |
4773 |
| NIM Engineering Ltd. |
1301 |
| Noble Corporation |
5517 |
| ODI (Ocean Design, Inc.) |
2125 |
| P-Quip |
2648 |
| Patriot Mechanical Handling, Inc. |
1301 |
| Pilot Drilling Control Ltd. |
2644 |
| Pioneer Petrotech Services Inc. |
1817 |
| Platform Crane Services, Inc. |
2235 |
| Prosafe |
2479 |
| RBI-Gearhart |
3641 |
| Retsco, Ltd. |
3134 |
| Robsco, Inc. |
5879 |
| Rocky Mountain Oilfield Testing Center |
4920 |
| Rogers Oil Tool Services Inc |
3174 |
| Rowan Companies, Inc. |
3155 |
| Saipem |
5225 |
| Scandpower Petroleum Technology |
4901 |
| Schlumberger |
2505 |
| Scorpion Oil Tools, Inc. |
5435 |
| Seacore Ltd |
1622 |
| Sense Technology |
4441 |
| Shell Companies |
4527 |
| Soilmec Branham, Inc. |
5653 |
| Solvay Solexis |
1375 |
| Solvay Solexis Tecnoflon |
1571 |
| Sondex plc |
3171 |
| Specialty Drilling Fluids Limited |
4773 |
| Stabil Drill |
2131 |
| Strata Control Services, Inc. |
2266 |
| Team Energy Resources |
2355 |
| Technogenia, SA |
1205 |
| Texas First Industrial Corp., Inc |
7306 |
| Thern Incorporated |
1724 |
| Tradequip International |
5137 |
| Triton Engineering Services Company |
5517 |
| Tulsa Power LLC. |
5778 |
| U.S. Department of Energy National Technology Lab |
4922 |
| UWG |
2355 |
| Varel International |
1470 |
| Viking Technology AS |
4441 |
| Wirth GmbH |
5653 |
| |
| 3M |
4955 |
| Black Earth Humates Ltd. |
1577 |
| FORTA Corporation |
1909 |
| Halliburton Energy Services Group |
3317 |
| Houghton Offshore |
1664 |
| Jet Lube Inc |
4217 |
| M-I SWACO |
4541 |
| Paine Electronics, LLC |
4910 |
| Specialty Drilling Fluids Limited |
4773 |
| Strata Control Services, Inc. |
2266 |
| Team Energy Resources |
2355 |
| Vortex Ventures Inc. |
5849 |
| |
| Alimak AB |
2805 |
| Azonix Corporation |
1217 |
| Bardex Corporation |
3359 |
| BEI Technologies |
1911 |
| Bentec GmbH |
5653 |
| Cam-Tech Products, Inc. |
5509 |
| Cameron Offshore Systems |
1641 |
| CFI |
3541 |
| CMP America |
1521 |
| Control Flow, Inc. |
3541 |
| CPI Wirecloth & Screens, Inc. |
1252 |
| Cyclotech Ltd. |
1369 |
| Data Retrieval Corporation |
4706 |
| Delve Technologies |
7209 |
| Den-Con Companies |
4009 |
| Derrick Services Ltd (DSL) |
2454 |
| Drillmec Spa |
5653 |
| Eaton Airflex |
1253 |
| EDRA European Drilling Rig Alliance |
5653 |
| Fardux Ltd |
4673 |
| Farr Canada |
1817 |
| Fluid Systems, Inc. |
3563 |
| Foremost Industries LP |
1817 |
| General Cable |
2362/5709 |
| Genoil Inc. |
1817 |
| Global Wire Cloth |
3007 |
| Goodrich Sensor Systems |
4400 |
| Halliburton Energy Services Group |
3317 |
| HYDRA Tech A/S |
2775 |
| IDM Equipment Ltd |
7200 |
| Innovative Electronics |
3609 |
| J.D. Neuhaus GmbH & Co. KG |
5059 |
| Kalsi Bearings(tm) |
2705 |
| Kalsi Seals? |
2705 |
| M & M International, Inc. |
2027 |
| M-I SWACO |
4541 |
| Marine Subsea Group AS |
4331 |
| Maritime Pusnes AS |
1125 |
| Midwest Hose & Specialty Inc. |
4573 |
| Mud King Products, LLC |
1067 |
| National Oilwell Varco |
3125 |
| O'DRILL/MCM, Inc. |
5578 |
| Oluma Inc. |
3981 |
| PACCAR International |
5023 |
| Petron Industries Inc. |
2205 |
| Power Well Services |
4173 |
| Rockbestos-Surprenant Cable Corporation |
2217 |
| Scorpion Oil Tools, Inc. |
5435 |
| Sense Technology |
4441 |
| Shengli GAOYUAN Co. Ltd. |
2276 |
| Sioux Steam Cleaner Corporation |
4309 |
| Snap-Tite Inc. |
4109 |
| Soilmec Branham, Inc. |
5653 |
| SPS International |
1063 |
| Stellar Technology Inc. |
1163 |
| Superior Mfg. & Hydraulics, Inc. |
4123 |
| T3 Energy Services |
3365 |
| Texas First Industrial Corp., Inc |
7306 |
| Texas Nameplate Company, Inc. |
3711 |
| Thern Incorporated |
1724 |
| TorcUP Inc. |
4778 |
| Total Separation Solutions, LLC |
1879 |
| Tulsa Power LLC. |
5778 |
| Wichita Clutch/Industrial Clutch |
5568 |
| Wirth GmbH |
5653 |
| |
| A. Hak Industrial Services B.V. |
2628 |
| Atlatech (Pty) Ltd |
5263 |
| Foremost Industries LP |
1817 |
| Halliburton Energy Services Group |
3317 |
| Harrison Electropolishing, L.P. |
5467 |
| M-I SWACO |
4541 |
| Machine Support, Inc. |
3808 |
| Norse Cutting & Abandonment |
4255 |
| Petron Industries Inc. |
2205 |
| Power Chokes |
4173 |
| Weir Group Plc |
2255 |
| Well Flow Dynamics AS |
4255 |
| |
| BICO Drilling Tools, Inc |
1409 |
| Blohm + Voss Repair GmbH |
5041 |
| Bolton Alloys, LC |
1205 |
| CISSOID |
2671 |
| Conforma Clad Inc. |
4330 |
| Dexter Magnetic Technologies, Inc. |
1704 |
| EV Offshore |
2644 |
| Forging Industry Association |
4928 |
| Goodrich Sensor Systems |
4400 |
| Halliburton Energy Services Group |
3317 |
| Hydril Premium Connections |
1141 |
| Kalsi Bearings(tm) |
2705 |
| Kalsi Seals? |
2705 |
| LTS Energy, Inc. |
5371 |
| Maritime Hydraulics |
1125 |
| Noble Downhole Technology |
5517 |
| RBI-Gearhart |
3641 |
| Roff Oilfield Services C.A. |
7208 |
| Sondex plc |
3171 |
| SPS International |
1063 |
| Stellar Technology Inc. |
1163 |
| Tam International, Inc. |
4941 |
| Technogenia, SA |
1205 |
| The Titan Group |
1009 |
| Titanium Engineers, Inc. |
3633 |
| Toolbox Drilling Solutions |
2476 |
| Varel International |
1470 |
| Wellbore Navigation, Inc. (WELNAV) |
3635 |
| Westcoast B.O.P. Products, Inc. |
4310 |
| |
| Atlatech (Pty) Ltd |
5263 |
| Curtiss-Wright Flow Control, Sprague |
5363 |
| Generon IGS |
1447 |
| Halliburton Energy Services Group |
3317 |
| Noble Downhole Technology |
5517 |
| Norse Cutting & Abandonment |
4255 |
| Oildata Oilfield Services |
4770 |
| RBI-Gearhart |
3641 |
| SPS International |
1063 |
| Tam International, Inc. |
4941 |
| TecWel |
4331 |
| Vonk Chokes B.V. |
5363 |
| Wellbore Navigation, Inc. (WELNAV) |
3635 |
