- Bob’s Red Mill, nationally available, based in Oregon
- Einkorn — Restoring ancient einkorn, Idaho
- Hodgson Mill, nationally available, based in Illinois
- Canaan Fair Trade
- Giusto’s Specialty Food and Flours
- Grainful
- Tuscan Fields, Italian-sourced organic farro
- The Bread Beckers
- King Arthur Flour, nationally available, based in Vermont
- Lotus Foods, based in California
- Village Harvest