Kikundi Mwavuli Masasi (KIMAS): Based in Masasi District, Mtwara Region, this organization focuses on sustainable agriculture production including poultry farming (meat and eggs production), legumes, oil seeds, cassava, as well as cashew nuts. It is registered as a non-governmental organization (10788/NGO/1993). As per its latest figures, it works with 50 farmer groups comprising 1,096 members and 50 animators.

Masasi Banana Marketing Association (MABAMA): Based in Masasi District, Mtwara Region, this organization was initially known as Masasi Environmental Conservation and Agriculture Association (MECAA). It focuses on banana farming and marketing and livestock (goats) to produce manure for the banana crops. In addition, it now also focuses on sunflower and sesame oil processing, cashew nuts, various peas and local chicken. As per its latest figures, it has 12 farmer groups with a total of 244 members.

Nanyumbu Development Foundation (NADEFO): Based in Nanyumbu District, Mtwara Region, this organization is registered as a non-governmental organization (S.0.9184 29/11/1977) and focuses on indigenous chicken farming and marketing, as well as cashew nuts, groundnuts and green gram. It has also started to produce peanut butter. It includes 30 farmer groups, with a total membership of 717 members. 

Uhifadhi Mazingira Kazamoyo (UMIKA): Based in Nanyumbu District, Mtwara Region, this organization is registered as a community-based organization (NGO 24/7/2008) and focuses on sunflower oil processing, cashew nuts, legumes, cow peas, and ground nuts. It includes 25 farmer groups with a total of 609 members.

Shirikisho la Asasi za Kilimo Hai Masasi (SHAKHAM): Based in Masasi District, Mtwara Region, this organization is registered as a community-based organization (30/01/2015/CBO) and focuses on organic cashew farming, tree nursery (wood and fruits), and sells organic agro-inputs (bio-pesticides) and tools. It includes 25 farmer groups, with a total number of 2,005 members.

Masasi Women Development Association (MAWODEA): Based in Masasi District, Mtwara Region, this organization is registered as a non-governmental organization (SO.NO.10926 – 24/09/2001) and focuses on fruit and vegetable farming and marketing, tomato and chilli sauce processing, and gender promotion. It includes 90 farmer groups with a total of 675 members (mainly women).

Masasi Community of Organic Agriculture (MACOA): Based in Masasi District, Mtwara Region, this organization was initially known as Masasi Farmers Marketing Association (MAFAMA). It focuses on agro-ecological cashew farming, cow peas, legumes and sunflower oil production and processing. It has 15 farmer groups with a total of 396 members.

Muungano Agricultural and Marketing Cooperative Society Limited (MUUNGANO): Based in Mtwara District, Mtwara Region, this organization and its cousin organization TUVAMO was formed in 2018 under the registration number MTR 1252. Previously, its members were separate farmer groups supported by the non-governmental organization Might Society Against Poverty (MSOAPO). It has 12 farmer groups with a total of 240 members. It focuses on organic vegetables production, cow peas, rice, cassava production and poultry farming.

Tuvamo Agricultural and Marketing Cooperative Society Limited (TUVAMO): Based in Mtwara District, Mtwara Region, this organization and its cousin organization MUUNGANO was formed in 2018 under the registration number MTR 1253. Previously, its members were separate farmer groups supported by the non-governmental organization Might Society Against Poverty (MSOAPO). It has 10 farmer groups with a total of 200 members. It focuses on organic vegetables production, cow peas, rice, cassava production and poultry farming.

In addition to these nine registered farmer umbrella organizations, SWISSAID and its implementing partners also work with several farmer groups throughout the regions of Mtwara, Lindi, Ruvuma and Pwani.