Abstract
This study explores the development processes of organic farmers' groups that have tried to manage farming activities at the regional level. They formed the groups from different reasons and situation each other. The motives to set up the groups differ between them. Some set up for the local farmers movement, others aim to get more income from the group activities. Whatever the motives, they all have been succeeded in the agricultural sector. Many new-born farmer's groups in organic farming sector tend to be regarded them as the models for success. Therefore, it is important to clarify how they have overcome difficult situation that may differ from group to group. This study tries to find and compare the four organic farmers groups with the factors of the historical processes for establishment, the process of business development, and the development of networks.