| Company | Location |
|---|---|
| Mallett Technology | Canonsburg, Pennsylvania, United States |
| Malvern Instruments Ltd | Malvern, United Kingdom |
| Manhattan Scientifics Inc. | New York, New York, United States |
| Manifattura Domani | Rovereto TN, Italy |
| Mantis Deposition Ltd | Thame, Thame, United Kingdom |
| Manufacturing Technology Inc. | Ventura, California, United States |
| Mapper Lithography BV | CJ Delft, Netherlands |
| Market Pioneering | Redwood Estates, California, United States |
| Marketech International Inc. | Port Townsend, Washington, United States |
| MarketWright Co. | San Mateo, California, United States |
