Our Team

JUSTINE ROBERT
CO- FOUNDER & DIRECTOR

Justine’s first degree is in Geography and Environmental Studies from the
University of Dar es Salaam (UDSM). He’s currently finalizing his MSc. In
Biodiversity and Ecosystem Management at the Nelson Mandela African
Institution of Science and Technology in Tanzania. His dissertation focuses on
human-wildlife conflicts and coexistence. Justine has worked with Lion
Landscapes (Formally Ruaha Carnivore Project) as a research assistant with a
proven record of high performance in community-based conservation projects in
the Ruaha landscapes. He’s currently a co-founder and Director of TACCEI.

DAVIDE VALLI
PROJECT MANAGEMENT SPECIALIST

Davide Valli is a naturalist specialized in Wildlife Ecology and Nature Conservation. Since 2019, he has been continuously collaborating with NGOs, public institutions and private companies in Europe and Tanzania, planning and managing conservation projects, monitoring wildlife populations, collecting and analysing spatial data, and conducting environmental education activities to promote human-wildlife coexistence and find innovative and effective solutions for a sustainable development in agreement with the proper management of natural resources. “Thanks to TACCEI I can use my experience gained in different contexts to support the conservation of Tanzania’s wildlife and the livelihoods of the local communities”.

Sydney Gonzalez
CONTENT WRITER

Sydney is a Junior at Arizona State University specializing in Natural Resource Ecology. Witnessing the decline of mesmerizing creatures such as avian and squamate species fueled her passion for conservation, as well as seeing the effect that losing biodiversity has on the whole ecosystem. She is currently working on a project to monitor bird-window collisions in her campus, raising awareness, as well as working towards implementing mitigation strategies. Her dedication to the ecosystems around me extends beyond birds, leading her to delve into the complex webs of ecological communities intertwined with human communities. She aspires to collaborate with researchers, community members, and partners as well as contribute to innovative solutions for holistic ecosystem well-being and conservation. At TACCEI, Sydney volunteers virtually. She uses her skills and passion for writing  to produce content from our regular field reports

NATOSIM SAILEVU
AGRICULTURE COORDINATOR

Natosim’s first degree is on Agronomy from the Sokoine University of
Agriculture (SUA) in Tanzania. She’s currently working towards her Masters of
science in Sustainable Agriculture. Her dissertation focuses on bio-pesticides and
their importance in sustainable agriculture in Tanzania. She brings in her expertise

in sustainable agriculture practices and plays a pivotal role in our farmer training
programs in rural Tanzania.

YOHANA MELIYO
COMMUNITY LIAISON OFFICER

Yohana is a teacher by profession. For years, Yohana has worked with a number of
organizations and schools both in teaching and management roles. At TACCEI,
coordinates and liaises the organization and the community. He also plays a
pivotal role in gender issues within the organization and the community.

SARAH LUKUMAY
OFFICE ADMINISTRATOR

Sarah holds a certificate in Community Development from the Local Government Training Institute (Hombolo) – Dodoma. She joined TACCEI in June 2023 as an Office Administrator. On a daily basis, Sarah takes care of our office including management of files and all the documents. She’s passionate about community and development-related issues.  

JOSHUA LAIZER
FINANCE OFFICER

Joshua holds a bachelor of arts in economics from Ardhi University in Tanzania.
He has been working with a number of organizations in the areas of community
development and sustainable pastoralism in northern Tanzania. He’s a co-founder
and finance officer at TACCEI, bringing in his vast experience in financial
management in the nonprofit industry.