| # | Name | Location | Applications |
|---|---|---|---|
| 1. | EAU MATELO INC. | 🇨🇦 Montreal, Canada | 1 |
| 2. | Eau Midstream, Inc. | 🇺🇸 Phoenix, AZ, United States | 3 |
| 3. | EAU TECHNOLOGIES, INC. | 🇺🇸 Kennesaw, GA, United States | 2 |
| 4. | Eau-Viron Incorporated | 🇺🇸 Gaylordsville, CT, United States | 4 |
| 5. | Eau-Viron, Inc. | 🇺🇸 Hudson, OH, United States | 1 |
| 6. | Eau-Viron, Incorporated | 🇺🇸 Hudson, OH, United States | 2 |
| 7. | Eaudelman Co., Ltd. | 🇯🇵 Osaka-shi, Japan | 1 |