| 1 | 2 | 3 |
| 2 | N. AG. RE.F. Agricultural Research Center of Macedonia and Thrace (ARCOMAT) | PO Box 10514, GR-54110 Thessaloniki |
| 3 | N. AG. RE.F. Vine, Fruit Trees and Vegetable Research Institute | Korivos, GR-27300 Gastouni |
| 5 | N. AG. RE.F. Fodder Crops and Pastures Institute of Larissa | GR-411 10 Larissa |
| 7 | N. AG. RE.F. Institute of Viticulture, Vegetable Crops and Floriculture | GR-71110 Iraklio, Creta |
| 11 | Anthokipeftiki S.A. | Pireos Str. 6, GR-10431 Athens |
| 14 | Agr. University of Athens | Iera Odos Str. 75, GR-118 55 Athens |
| 16 | Geoponiko Spiti AEBE | Parou Str. 26, GR-14452 Metamorfosi Athens |
| 17 | Paimer Seed Co. | PO Box2167, US-95020 Girlrou, California |
| 18 | Golden West Seed Co. Inc. | PO Box 745, US-97116 Forest Grove, Oregon |
| 19 | Agris A.E. | Industrial area of Thessaloniki, GR-57022 Sindos, Thessaloniki |
| 20 | Nicklow's Vegetables Inc. | PO Box 457, US-01721 Ashland, Ma |
| 21 | Hybrids Ellas Abee | Antheon 22, GR-11143 Athens |
| 22 | Zeraim Gedera Ltd | PO Box 103, Israel |
| 23 | T.E.I. Irakliou | Stavromenos Irakliou, GR-71500 Creta |
| 24 | Orsetti Seeds | 2301 Technology Park Way, US-95024 Hollister, California |
| 28 | Seed Works USA | 559 San Ysidro Road, Suite B Santa Barbara, United States |
| 29 | Lark Seeds International | US-91106 San Pasqual |
| 30 | Hazera Genetics | Brurim, IL-79837 Shikmim |
| 32 | Harris Moran Seed Co | US-95352 Modesto, California |
| 33 | Begreen Seed Co Ltd | PO Box 468 Kaohsiung, Taiwan |
| 34 | Dongbu Hannong Chem. Co | Daechidog, KR-891 10 Seoul |
| 36 | Seedcross Inc. | Foxhole Drive, US-13320 Fairfax |
| 37 | Nirit Seeds Ltd. | Hadar Am, IL-42935 |
| 38 | Ochoa Seed Co. Inc. | 230 Maycock Road, US-95020 Gilroy, California |
| 39 | Golden Valley Seed | PO Box 1600, US-92244 El Centro, California |
| 40 | Marutane Co. Ltd. | Shichijodori Shinmachi, Shimogyo PO Box 65, JP-6008691 Kyoto |