This paper is divided into three sections. First, presents the strenghts and weaknesses of each of the three main sectors: the public sector, the private sector and the NGO sector. Second the author will discuss the advantages and disadvantages of Public-Private Partnerships. Thirs it will touch on the importance of the value chain concept by using the example of successful collaboration between the three sectors to improve the smallholder indigenous poultry sector in Kenya, a project introduced and implemented by Winrock International