| company | role | hq | verified |
| Altitude SI LLC altitudesi.com | DIST | Arlington, TX (US) | 3 mfrs |
| Four-O Fluid Power | DIST | Houston, TX (US) | 2 mfrs |
| HYDRADYNE HYDRAULICS LLC hydra-dyne.com | DIST | — (US) | 2 mfrs |
| Diversified Hydraulic Concepts diversifiedhydraulics.com | DIST | Cottage Grove, OR (US) | 2 mfrs |
| Fitzsimmons Hydraulics Inc fitzsimmonshydraulics.com | DIST | Clarence, NY (US) | 2 mfrs |
| Michigan Pneumatic Tool michiganpneumatic.com | MFG DIST | Romulus, MI (US) | 1 mfrs |
| R/W Connection rwconnection.com | MFG DIST | Landisville, PA (US) | 8 mfrs |
| Bowling Green Rubber & Gasket bgrubber.com | DIST | Bowling Green, KY (US) | 3 mfrs |
| Atlas Hose And Gasket atlashose.com | DIST | Baton Rouge, LA (US) | 2 mfrs |
| Hydro Technologies hydrotechnologies.com | DIST | Mobile, AL (US) | 4 mfrs |
| The Gellert Company INC | DIST | Honolulu, HI (US) | 4 mfrs |
| Fox Valley Fittings foxvalleyfittings.com | DIST | Neenah, WI (US) | 1 mfrs |
| Michigan Valve & Fitting mvfi.com | DIST | Chesterfield, MI (US) | 2 mfrs |
| Essco | MFG DIST | Greensboro, NC (US) | 1 mfrs |
| Salem Hydraulics | DIST | Salem, VA (US) | 2 mfrs |
| Kundinger Fluid Power kundinger.com | DIST | Neenah, WI (US) | 2 mfrs |
| Cline Hose & Hydraulics LLC clinehose.com | MFG DIST | Greenville, SC (US) | 3 mfrs |
| VAIL INDUSTRIAL SUPPLY INC | DIST | South Plainfield, NJ (US) | 5 mfrs |
| Custom Hydraulics customhydraulics.com | DIST | Hanover Township, PA (US) | 1 mfrs |
| Filtration and Fluid Technology filtrationfluid.com | DIST | West Boylston, MA (US) | 1 mfrs |