| Atami ↗ | Spain, Germany | 99 | Athens Cannabis Expo, BALKANNABIS EXPO, CB Expo, Canapa Mundi +18 | 2026 |
| Plagron ↗ | Netherlands | 65 | CB Expo, Canapa Mundi, CannaBusiness, CannaTrade +10 | 2026 |
| PLANTASUR TRADING SL ↗ | Spain | 63 | BALKANNABIS EXPO, Canapa Mundi, CannaDouro, CannaTrade +11 | 2026 |
| SANlight ↗ | Austria, Germany | 51 | CB Expo, CannaTrade, Cannafair, Cannafest +7 | 2026 |
| Easy-Grow ↗ | United Kingdom | 57 | Athens Cannabis Expo, Canapa Mundi, Cannafair, Cannafest +8 | 2026 |
| Biobizz Worldwide S.L. ↗ | Spain, Netherlands | 58 | Canapa Mundi, CannaBusiness, CannaDouro, CannaTrade +11 | 2026 |
| Advanced Nutrients ↗ | Spain, Canada | 43 | BALKANNABIS EXPO, Canapa in Mostra, CannaDouro, CannaTrade +11 | 2026 |
| Mills Nutrients ↗ | Netherlands | 47 | Athens Cannabis Expo, Canapa Mundi, CannaTrade, Cannafair +8 | 2026 |
| Lumatek ↗ | Portugal, Malta | 20 | Canapa Mundi, CannaTrade, Cannabis Europa, Cannafest +6 | 2026 |
| Biohorti SL - BioTabs ↗ | Spain, Netherlands | 45 | BALKANNABIS EXPO, Canapa Mundi, Canapa in Mostra, CannaDouro +10 | 2026 |
| HydroGarden Ltd ↗ | United Kingdom, Germany | 32 | CannaBusiness, CannaTrade, Cannafest, Cultiva Hanfexpo +4 | 2025 |
| Autopot ↗ | United Kingdom | 23 | Canapa Mundi, Canapa in Mostra, Cannafair, Cannafest +5 | 2024 |
| Metrop ↗ | Netherlands | 29 | CannaDouro, CannaTrade, Cannafair, Cannafest +6 | 2026 |
| Sensi Seeds ↗ | Netherlands | 83 | CB Expo, Canapa Mundi, CannaBusiness, CannaDouro +12 | 2026 |
| Green House Seeds ↗ | Netherlands | 78 | BALKANNABIS EXPO, Canapa Mundi, Canapa in Mostra, CannaTrade +12 | 2026 |
| Dutchpro ↗ | Netherlands, Poland | 18 | CannaFriends, Cannafair, Cannafest, Cultiva Hanfexpo +4 | 2026 |
| SHOGUN FERTILISERS ↗ | United Kingdom | 6 | Cannafest, Product Earth | 2025 |
| Dinafem ↗ | Spain | 49 | 4.20 Hemp Fest, Canapa Mundi, Canapa in Mostra, Cannabizz Warsaw +11 | 2020 |
| Kannabia ↗ | Spain | 43 | Canapa Mundi, CannaDouro, Cannafair, Cannafest +8 | 2024 |
| Boveda Inc. ↗ | United States | 28 | CB Expo, CannaFriends, CannaTrade, Cannafest +6 | 2025 |
| Seedsman ↗ | Spain, United Kingdom | 24 | Athens Cannabis Expo, BALKANNABIS EXPO, Canapa in Mostra, CannaTrade +8 | 2026 |
| Hemp Passion ↗ | United Kingdom, Spain | 18 | Canapa Mundi, Canapa in Mostra, Cannafest, Cultiva Hanfexpo +5 | 2019 |
| Cannashock ↗ | Netherlands | 69 | 4.20 Hemp Fest, Athens Cannabis Expo, Canapa Mundi, CannaDouro +15 | 2026 |
| Crazy Hills ↗ | Austria | 9 | Cannafair, Cannafest, Cultiva Hanfexpo, KONOPEX +2 | 2026 |
| Nutriculture ↗ | United Kingdom | 9 | CannaTrade, Cannafest, Cultiva Hanfexpo, Expogrow +1 | 2022 |
| Royal Queen Seeds ↗ | Spain, Netherlands | 78 | Athens Cannabis Expo, BALKANNABIS EXPO, CB Expo, Canapa Mundi +15 | 2026 |
| Sweet Seeds ↗ | Spain, Netherlands | 77 | 4.20 Hemp Fest, Athens Cannabis Expo, BALKANNABIS EXPO, Canapa Mundi +13 | 2025 |
| Snail Custom Rolling Papers ↗ | Slovenia, Netherlands | 69 | 4.20 Hemp Fest, Athens Cannabis Expo, BALKANNABIS EXPO, Canapa Mundi +10 | 2026 |
| Delicious Seeds ↗ | Spain, Netherlands | 38 | Canapa Mundi, Cannafair, Cannafest, Cultiva Hanfexpo +5 | 2026 |
| Top Shelf Packaging LTD ↗ | United Kingdom | 13 | Cannafest, Mary Jane Berlin, Product Earth, Spannabis | 2024 |
| Hemporium ↗ | Italy | 11 | Canapa Mundi, Cannabis Tipo Forte, IndicaSativa Trade, Product Earth | 2023 |
| Delta9 Analytics ↗ | Netherlands | 8 | Cannafest, ICBC Berlin, Product Earth, Spannabis | 2023 |
| Terpeenes ↗ | United Kingdom, United States | 7 | CannaFestival, CannaTrade, Cannafest, IndicaSativa Trade +1 | 2026 |
| WEEDBASE | Italy | 4 | Athens Cannabis Expo, CannaDouro, Product Earth | 2022 |
| Positronics Seeds ↗ | Spain, United States | 30 | Canapa Mundi, Cannafair, Cannafest, Cultiva Hanfexpo +6 | 2026 |
| Dalman | United Kingdom | 18 | Cannafest, Cultiva Hanfexpo, Highlife, Product Earth | 2021 |
| Paralab ↗ | Portugal, Spain | 15 | Athens Cannabis Expo, CannaDouro, CannaTrade, Cannafest +4 | 2024 |
| Green Industries ↗ | Netherlands, Switzerland | 13 | Canapa Mundi, CannaTrade, Cannafest, Cultiva Hanfexpo +3 | 2021 |
| Grove Bags ↗ | United States | 12 | Cannafest, HamCan, ICBC Berlin, KONOPEX +2 | 2026 |
| Emerald Harvest Ltd ↗ | Canada, United States | 7 | Expogrow, Mary Jane Berlin, Product Earth, Spannabis | 2025 |
| Thompson Duke Industrial, LLC ↗ | United States | 7 | CannaTrade, Cannafest, ICBC Berlin, Mary Jane Berlin +1 | 2025 |
| Headstash BCN ↗ | Spain | 6 | Cultiva Hanfexpo, KONOPEX, Mary Jane Berlin, Product Earth +1 | 2026 |
| The Green Unknown ↗ | Spain, Brazil | 5 | Mary Jane Berlin, Product Earth, Spannabis | 2026 |
| Genetics by G | — | 4 | Mary Jane Berlin, Product Earth | 2026 |
| Grotech Distribution | United Kingdom | 4 | Cannafest, Product Earth, Spannabis | 2025 |
| House&Garden ↗ | Netherlands | 4 | CannaTrade, Expogrow, Highlife, Product Earth | 2021 |
| Grow Pharma ↗ | Poland | 2 | Cannafest, Product Earth | 2022 |
| Intense Nutrients LTD | United Kingdom | 2 | Product Earth, Spannabis | 2023 |
| Plant Magic ↗ | United Kingdom | 2 | Cannafest, Product Earth | 2022 |