- A Tiesi Diamante Co
- Accent Abrasives
- Access Diamond
- Agatha
- American Diamond Tool & Gauge
- American Superabrasives Corp
- Amersyn Corp
- Amersyn Corp
- Anco Industrial Diamond Corp
- Applied Matrix
- Arrow Cut Co
- California Diamond Co
- California Diamond Co
- Carbo-Cut
- Charles Slesinger Inc
- Chicago Diamond Industries Inc
- Chicago Diamond Industries Inc
- Compu-Fix Inc
- Compu-Gen
- Compudata Inc
- Compudata Svc Inc
- Compudesign Unlimited
- Compudoc Inc
- Compudok
- Compuhelp Unlimited
- Continental Industrial Diamond
- Coral Diamond's
- Coral Diamond's
- Crystal Associates Inc
- Crystal Associates Inc
- Cutters Tool & Grinding Svc
- Dev Industrial Corp
- Diafin
- Diamant-D Of North America
- Diamond Industrial Sales LTD
- Diamond Industrial Sales LTD
- Diamond Inscription Tech
- Diamond Scientific Inc
- Diamond Tech Inc
- Diamond Zone Inc
- Diaspec Inc
- Diatool Corp
- Diatool Corp
- Dicar Diamond Tool Corp
- DIDCO Inc
- Dynamite Diamonds
- Ern-Motor Tool & Wheel Corp
- EZE-Lap Diamond Products
- Fletcher Engineering Inc
- Fletcher Engineering Inc
- Gilmore Diamond Tool Inc
- Global Diamonds
- Global Diamonds
- Global Diamonds
- Grof Diamond Tool
- Henri Polak Diamond Corp
- Henri Polak Diamond Corp
- Henri Polak Diamond Corp
- Henri Polak Diamond Corp
- Imec Corp
- IMT Corp
- Industrial Diamond Labs Inc
- International Diamond Svc Inc
- International Diamond Svc Inc
- Italdiamant USA Inc
- Jack Klein
- Jack Klein
- JIB Diamonds
- JIB Diamonds
- Joyerias Mimis Varieties
- Kenney Industrial Tool Co
- Kompas International Trading
- L D Diamonds
- L D Diamonds
- Louis C Cooper
- M K Diamond Products
- Mant USA
- Mant USA Inc
- Maurice S Dessau Co
- Mc Kinley & Whitney Micron Svc
- Michael Werdiger Inc
- Michael Werdiger Inc
- Microdiamant USA Inc
- Microtool & Instruments
- Mullins Industrial
- National Diamond Laboratory
- National Research Co
- National Steel & Shipbuilding
- National Steel & Shipbuilding
- North American Ind Diamond Co
- North Jersey Diamond Wheel
- NWDT Co
- Omega Diamond
- Only 18 Karat Gold
- Parsons Diamond Products Inc
- Poly-Tech Diamond Co
- Principle Diamond Works
- Principle Diamond Works
- Production Cutting Tools
- Singers Watchmakers & Jewelers
- Special Diamond Products
- Sumitomo Electric Carbide Inc
- Superior Industrial Diamond Co
- Thai Binh Jewelry Store
- Triatic