Vision
Leading transformative consulting across Africa and beyond.
To be a leading consulting firm that delivers transformative, culturally grounded, and sustainable solutions across Africa and beyond.
About RCS
A consulting firm focused on equitable and sustainable development.
Rarin Consulting Services provides high-quality support to private sector organizations, public institutions, non-governmental organizations, and development partners through evidence-based, people-centered consulting.
Introduction
High-quality consulting support for institutions, communities, and development partners.
RCS specializes in advancing solutions in international social development, education, health, climate change, and economic reform. The firm operates with a strong commitment to contextual understanding and inclusive engagement with stakeholders.
Its work is designed for complex environments where technical quality, trust-building, and cultural responsiveness all matter to long-term success.
Mission
Strengthen institutions and empower communities.
To provide innovative, multidisciplinary, and people-centered consulting services that strengthen institutions, empower communities, and contribute to equitable and sustainable development.
Core Values
The standards that shape every engagement.
Integrity
Transparency, ethical practice, and accountability remain central to RCS engagements.
Professionalism
Clients receive timely, technically sound, and high-quality consulting support.
Inclusivity
Marginalized voices are meaningfully integrated into research, planning, and implementation.
Cultural Sensitivity
RCS adapts thoughtfully to diverse cultural and institutional environments.
Impact Orientation
Work is designed to produce measurable, durable improvements in policy and practice.
Constructive Dialogue
RCS builds trust among operators, agencies, and communities to support sustainable outcomes.
Unique Approach
Constructive dialogue across diverse cultures, institutions, and communities.
Trust-Based Engagement
RCS builds trust between project operators, government agencies, and affected communities so implementation can move forward with legitimacy.
Culturally Nuanced Delivery
Every engagement recognizes the socio-cultural realities that shape project design, acceptance, and long-term outcomes.
Expertise
Leadership grounded in research, policy, and community engagement.
RCS is led by Dr Ben R Ole Koissaba, whose work spans development research, program management, policy analysis, community engagement, and monitoring and evaluation.
His experience includes work with governments, development partners, NGOs, Indigenous communities, and private sector organizations within Kenya and internationally.
Founder
Founder profile and leadership background.
Dr Ben R Ole Koissaba
Founder, researcher, and development practitioner.
Dr. Ben Ole Koissaba is the Lead Consultant at Rarin Consulting Services. He holds a doctorate in International Family and Community Studies from Clemson University, South Carolina, USA, a Post Doctorate in Advanced Research from Langston University in Oklahoma, USA, a Master of Arts in Social Entrepreneurship from Northwest University, Washington, USA, and a Post Graduate Diploma in Theology and Development from Oxford Center for Mission Studies of the University of Leeds, UK.
Dr Koissaba is a Certified Development Project Manager as well as an Occupational Safety and Health Administration trainer. He has over 30 years of working and consulting experience with international organizations including World Vision, ActionAid, Plan International, ChildFund, UNDP, the World Bank, and the European Union. He is also credited with several publications, books, and book chapters.
Clients and Partners
RCS collaborates with a broad network of institutions and organizations.
Public Sector
National and county governments seeking credible research, advisory, and implementation support.
Development Sector
International and local NGOs, development agencies, donors, and community-based organizations.
Academic and Private Sector
Academic and research institutions together with private sector companies working in dynamic environments.