| company | role | hq | verified |
|---|
| Ronkonkoma Plumbing & Heathing Supply | DIST | Ronkonkoma, NY (US) | 1 mfrs |
| Rosen Plumbing Supply | DIST | Kirkland, WA (US) | 1 mfrs |
| San Antonio Winnelson | DIST | San Antonio, TX (US) | 1 mfrs |
| Sanders Industrial Supply | DIST | Nashville, TN (US) | 1 mfrs |
| Satterlund Supply Co | DIST | Warren, MI (US) | 1 mfrs |
| Simplex Products | DIST | Sharon, MA (US) | 1 mfrs |
| Smolka Co Inc. | DIST | New York, NY (US) | 1 mfrs |
| Sondik Supply of Maine | DIST | Portland, ME (US) | 1 mfrs |
| Standard Of New England LLC | DIST | Portsmouth, NH (US) | 1 mfrs |
| Starlite Building Services | DIST | Boston, MA (US) | 1 mfrs |
| SWPSG | DIST | Albuquerque, NM (US) | 1 mfrs |
| Teters Faucet Parts Center | DIST | Dallas, TX (US) | 1 mfrs |
| The Bell Pump Company | DIST | Methuen, MA (US) | 1 mfrs |
| Thomas Pipe & Supply Co | DIST | Phoenix, AZ (US) | 1 mfrs |
| Thompson Distribution | DIST | Indianapolis, IN (US) | 1 mfrs |
| Thompson Durkee | DIST | Allston, MA (US) | 1 mfrs |
| TMS Faucet Parts | DIST | San Antonio, TX (US) | 1 mfrs |
| T & M Wholesale Plumbing Supply | DIST | Los Angeles, CA (US) | 1 mfrs |
| TriMark RW Smith | DIST | San Diego, CA (US) | 1 mfrs |
| Tri-Star Industrial LLC | DIST | Phoenix, AZ (US) | 1 mfrs |