| company | role | hq | verified |
| H A Folsom & Associates INC | DIST | Ogden, MT (US) | 2 mfrs |
| Hagler &ASSOCIATES, LLC | DIST | Athens, TN (US) | 2 mfrs |
| Hagler LLC | DIST | New Johnsonville, TN (US) | 2 mfrs |
| Hagler Process | DIST | Chattanooga, TN (US) | 2 mfrs |
| Hambrick-ferguson INC | DIST | Tulsa, OK (US) | 2 mfrs |
| HAMBRICK-FERGUSON,INC Tulsa | DIST | Tulsa, OK (US) | 2 mfrs |
| Hayes Pump-west Concord | DIST | Concord, CT (US) | 2 mfrs |
| Haynes Equipment Company LLC | DIST | Oklahoma City, OK (US) | 2 mfrs |
| Highmark Ny LLC | DIST | New York, NY (US) | 2 mfrs |
| Hurley Engineering | DIST | Tacoma, WA (US) | 2 mfrs |
| Hutcheson Engin | DIST | Omaha, IA (US) | 2 mfrs |
| Hutcheson Engineering | DIST | Omaha, IA (US) | 2 mfrs |
| Hutcheson Engineering Products INC | DIST | Omaha, IA (US) | 2 mfrs |
| Hydro Technologies | DIST | Mobile, AL (US) | 2 mfrs |
| Industrial Equipment And Parts INC | DIST | Plymouth, MI (US) | 2 mfrs |
| Industrial Process Systems | DIST | Kansas City, KS (US) | 2 mfrs |
| Industrial Technical Sales & Servic | DIST | Mansfield, OH (US) | 2 mfrs |
| Instrument &SUPPLY INC | DIST | Hot Springs, AR (US) | 2 mfrs |
| Jack Tyler Engineering INC | DIST | Little Rock, AR (US) | 2 mfrs |
| James Cooke & Hobson INC | DIST | Albuquerque, AZ (US) | 2 mfrs |