Our team

“Alone we can do so little; together we can do so much” - Hellen Keller


Rogier Buker

Mr. Rogier Buker is Dutch and is the Managing Director of The Green Elephant. He has been working in Africa since 1986; in Uganda since 1992. He has good knowledge of local habits and governments as well as extensive knowledge of Export, Logistics, Sales and Management.
Mobile NL: +31 653 159104
Mobile UG: +256 752 672 340

Dirk de Jong

Mr. Dirk de Jong is Dutch/New-Zealander and is the Operations Director of The Green Elephant. He has extensive knowledge of international Supply Chains and has held senior management positions in a number of large multinational corporations.
Mobile NZ: +64 21 506103

Phiona Kusingura

Phiona Kusingura is Ugandan and Director of The Green Elephant. Phiona has a first-class bachelor’s degree in Social works and Social Administration from Bugema Adventist University in Uganda. And is passionate about the environment and improving Ugandan living conditions.
Mobile UG: +256-757826033

Marjon Castelijns

Business Development Advisor
Mobile NL: +31 649587260

Charles Akamanya

Charles Akamanya is Ugandan, he is the Feeds and Pasture Expert doubling as the Operations manager at The Green Elephant. Charles has a Bachelor’s degree in Animal Production(BAPT) from Busitema University and a Diploma in Diary Industry and business(DDI) from Makerere University. He has a profound experience working with local farmers and is very passionate about promoting smart Agriculture and propelling improved livestock production in the region.
Mobile UG: +256700830886
Mobile UG: +256770640797

Jolly Kabirizi

Dr. Jolly Kabirizi is Ugandan and The Green Elephant’s Senior Principal Research Officer / Forage Scientist. Dr. Jolly has over 40 years of experience with the National Research Institute and has contributed in many ways to improving animal nutrition and alleviating poverty. She received the Woman’s day medal 2017. The Green Elephant is grateful for her contributions and welcomed Dr. Jolly with open arms.
Mobile UG: +256-777912716