| Scott Hall | Calcium Products |
| Katie Hall | Cargill |
| Luke Hammen | (not set) |
| Bob Haney | Agri-Sompo |
| Sue Hansen | Ziegler CAT |
| David Hansen | Growmark Inc. |
| Renee Hansen | Sukup Manufacturing Co. |
| Leigh Anne Hanson | Syngenta |
| MaKenna Hanson | (not set) |
| Chad Harbaugh | Davis Equipment Corporation |
| Matt Harmon | Nutrien Wholesale |
| Dr. Jay D. Harmon | Iowa State University |
| Douglas Harms | FarmChem |
| Seth Harrison | Pattern Ag |
| Morgan Hartz | (not set) |
| Brian Hasselbring | Heartland Tank Services |
| Steve Hasselman | Agoro Carbon Alliance |
| Molly Haub | Premier Crop Systems |
| Tom Hauschel | Heartland Cooperative |
| Randy Heitz | INREC |
| Matthew Helmers | Iowa State University |
| Jared Henderson | (not set) |
| Amber Henning | (not set) |
| Jed Henrich | Simonsen Industries, Inc. |
| Jim Heschke | Ranco Fertiservice, Inc. |
| Denna Heyer | Calcium Products |
| Cindy Hicks | Iowa State University Seed Science Center |
| Mike Hilbrands | Davis Equipment Corporation |
| Liliana Hill | (not set) |
| Halle Hindman | (not set) |
| Jeffrey Hink | Nutrien Ag Solutions |
| Gracie Hinners | (not set) |
| Megan Hoag | (not set) |
| Chrtis Hoakison | Ag Solutions Group |
| Liz Hobart | GROWMARK |
| Abigail hobbs | (not set) |
| Brandy Hodges | Agronomic Solutions/Deveron |
| Mike Hoefling | Nutrien Ag Solutions |
| Kyle Hoefling | Wilson Trailer |
| Bryan Hoeg | Nutrien Ag Solutions |
| Jeff Hoemann | Calcium Products |
| elijah Hofbauer | (not set) |
| Adam Hoffman | Davis Equipment Corporation |
| Trevor Hoffman | (not set) |
| Dustin Hoffmann | Iowa Agribusiness Radio Network |
| Jason Hohanshelt | Pattern Ag |
| Andrew Hoiberg | Calcium Products |
| Ben Hollingshead | Key Cooperative |
| J.D. Hollingsworth | USDA - NRCS |
| Derrick Hoodjer | Smith Fertilizer and Grain |