| Name | Country | Market Cap (US$) |
|---|
| Electric & Gas Technology, Inc. | United States | Public |
| ZMM-Metalik JSC | Bulgaria | Public |
| Sentex Sensing Technology Inc. | United States | Public |
| ZINO AD | Bulgaria | Public |
| Micro Component Technology, Inc. | United States | Public |
| DDS Technologies USA Inc | United States | Public |
| Crown Andersen Inc. | United States | Public |
| DT Industries, Inc. | United States | Public |
| Jore Corporation | United States | Public |
| SHEP Technologies, Inc | Canada | Public |
| PixTech S.A. | France | Public |
| Friede Goldman Halter, Inc. | United States | Public |
| Seiler Pollution Control Systems, Inc. | United States | Public |
| Speizman Industries, Inc. | United States | Public |
| Bbj Environmental Technologies Inc. | United States | Public |
| Continental Information Systems Corp | Israel | Public |
| Riviera Tool Company | United States | Public |
| Tokheim Corporation | France | Public |
| Robotic Vision Systems, Inc. | United States | Public |
| Power Spectra, Inc. | United States | Public |
| United Shields Corporation | United States | Public |
| AimGlobal Technologies Company Inc. | Canada | Public |
| Commercial Consolidators Corporation | Canada | Public |
| DVI, Inc. | United States | Public |
| Scientific Measurement Systems, Inc. | United States | Public |
| Aerovox Inc. | United States | Public |
| Ariel Corporation | United States | Public |
| Centrum Industries, Inc. | United States | Public |
| Environmental Elements Corporation | United States | Public |
| ID Technologies Corporation | United States | Public |
| WanderPort Corp. | Canada | Public |
| ABC Bearings Limited | India | Public |
| Advanced Packaging Technology, M Bhd | Malaysia | Public |
| Best & Crompton Engineering Ltd. | India | Public |
| Daw Technologies, Inc. | United States | Public |
| Excel Machine Tools Ltd | Singapore | Public |
| Narkes Elektriska AB | Sweden | Public |
| Quad Systems Corporation | United States | Public |
| Research, Inc. | United States | Public |
| Sames Corporation | United States | Public |
| Wartsila India Ltd | India | Public |
| Acqua Group Inc. | United States | Public |
| Advance Multitech Limited | India | Public |
| Afcon Industries Limited | Israel | Public |
| Ahura Welding Electrode Manufacturing Limited | India | Public |
| Ainslie Corp | United States | Public |
| AirScooter Corporation | United States | Public |
| Alfred Herbert India Ltd | India | Public |
| Alpic Finance Limited | India | Public |
| AmeraMex International Inc. | United States | Public |
| American Energy Services Inc | United States | Public |
| Apollo International | United States | Public |
| APS Star Industries Ltd | India | Public |
| AquaNatural Company | United States | Public |
| Area Impianti Spa | Italy | Public |
| Arteca Jilava SA | Romania | Public |
| Artech Power Products Ltd | India | Public |
| Associated Textile Rubber Products Ltd | India | Public |
| Astrosystems, Inc. | United States | Public |
| Athanor Group, Inc. | United States | Public |
| Axius, Inc. | Philippines | Public |
| Azoma SA | Romania | Public |
| Azovzagalmash | Ukraine | Public |
| Babcock-BSH AG | Germany | Public |
| Baden Technologies Inc. | Canada | Public |
| Balanta SA | Romania | Public |
| Bangladesh Welding Electrodes Ltd | Bangladesh | Public |
| Barnaul Machine Tool Plant | Russia | Public |
| Bega Electromotor SA | Romania | Public |
| Birla Precision Technologies Ltd | India | Public |
| Bolan Castings Limited | Pakistan | Public |
| Bonal International Inc | United States | Public |
| Bounce Mobile Systems Inc | United States | Public |
| Brady & Morris Engineering Company Ltd. | India | Public |
| Bryansk Machine building Plant | Russia | Public |
| Bryanskiy Arsenal OAO | Russia | Public |
| Bugulminskii Elektronasosnyi Zavod | Russia | Public |
| Bulanashskiy Mashinosroitelniy Zavod OAO | Russia | Public |
| Burned Media Ltd. | United States | Public |
| Burnham Holdings, Inc. | United States | Public |
| Cameron International, Inc. | United States | Public |
| Carbon Products Industries Inc | United States | Public |
| Carco Electronics | United States | Public |
| Carl Schenck AG | Germany | Public |
| Caterpillar Power India Private Ltd | India | Public |
| Cavico Corp | United States | Public |
| Celestial Ventures Corporation | United States | Public |
| Century Corporation | South Korea | Public |
| Cersanit Romania SA Roman | Romania | Public |
| Chancellor Corporation | United States | Public |
| Chemoservis-Dwory SA | Poland | Public |
| China Singyes Solar Technologies Holdings ltd. | China | Public |
| China Tractor Holdings, Inc. | China | Public |
| China Valves Technology Inc. | China | Public |
| Chromatics Color Sciences International, Inc | United States | Public |
| Clean Energy Combustion Systems Inc | Canada | Public |
| Clearford Industries Inc | Canada | Public |
| Cohesant Inc. | United States | Public |
| Comparator Systems Corporation | United States | Public |
| Concord Energy, Inc. | United States | Public |
|
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