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TISA Team

Our Team

We're a diverse, close-knit team on an adventure to build something enduring, while learning something new, every day.

At TISA, our strength lies in our people. Meet the passionate board members and staff who work tirelessly to promote social accountability and empower communities across Kenya.

Leadership

Board of Trustees

The visionary leaders guiding TISA's strategic direction and governance.

Dr Salah Sheikh

Dr Salah Sheikh

Chair, Board of Trustees

Purity Jebor

Purity Jebor

Vice Chair, Board of Trustees

George Morara

George Morara

Board Member

Florence Machio

Florence Machio

Board Member

Andrew Odete

Andrew Odete

Board Member

Our Staff

Meet The Team

The dedicated professionals executing our programs and driving impact on the ground.

Diana Gichengo

Diana Gichengo

Executive Director

Alexander Riithi

Alexander Riithi

Head of Programs

Joel Mosago

Joel Mosago

Head of Finance & Admin

Betty Tarus

Betty Tarus

Human Resources

Samuel Rangwa

Samuel Rangwa

Monitoring, Evaluation, Research and Learning Officer

Phyllis Nyambura

Phyllis Nyambura

Senior Finance Officer

Mulayi Muni

Mulayi Muni

Communications Officer

Felix Mumo

Felix Mumo

ICT Officer

Collins Kiprotich

Collins Kiprotich

Campaigns Assistant

Angela Wangechi

Angela Wangechi

Program Officer, Public Accountability

Tom Ogada

Tom Ogada

Assistant Program Officer

Sonia Aima

Sonia Aima

Programs Officer, PA

Janet Watoro

Janet Watoro

Program Assistant – LJE

Sheila Lyona

Sheila Lyona

Program Officer, Livelihood and Just Economies

Winnie Ogutu

Winnie Ogutu

Policy Advocacy and Partnership Officer

Lisa Achieng

Lisa Achieng

Assistant Program Officer, Public Accountability

Robert Ouko

Robert Ouko

Assistant Program Officer

Maryanne Kamau

Maryanne Kamau

Program Assistant

Arthur Namayi

Arthur Namayi

Civic Educator

Hilda Miriza

Hilda Miriza

Civic Educator

Nancy Nyokabi

Nancy Nyokabi

Finance Assistant

Derrick Amombo

Derrick Amombo

Finance Officer

Paul Njoroge

Paul Njoroge

Assistant Procurement Officer

Susan Adinoh

Susan Adinoh

Office Assistant

Samuel Wahome

Samuel Wahome

Logistics

Come Work With Us

Join a passionate team committed to advancing accountability, social justice, and citizen participation. Bring your skills, ideas, and experience to help build a more just, inclusive, and accountable society.

Explore Open Opportunities