Meet the Trinyd Team
Empowering organisations to achieve lasting success.
David Ssegawa - Chief Executive Officer
David Ssegawa is the Chief Executive Officer of Trinyd Consulting and a seasoned organisational capability development thought leader and a transformative business executive with a strong track record of designing enterprise-wide solutions for leading global organisations.
With decades of experience shaping people and culture strategies at scale across both the private and development sectors, he has led Group HR functions at Stanbic Africa, Unilever East & Southern Africa, Coca-Cola Central, East, West & South Africa, Airtel Africa, the African Development Bank, Oxfam International, Living Goods and Equity Group Holdings Plc.
His career reflects a consistent focus on building high-performing organisations, driving business transformation and aligning human capabilities with business growth strategies.
Beyond executive leadership, he serves as a Non-Executive Board Member and is a certified Executive Coach.
A respected voice in the HR profession, David is the Founder and first President of the Human Resources Managers Association of Uganda. His contributions have earned continental recognition, including the Association’s Lifetime Achievement Award in 2023 and a citation from the Global Conference on Human Resources in Africa for his transformative impact on human capital development across the continent.
David’s work is driven by a commitment to advancing human-centred leadership, building institutional resilience and sustainable impact and unlocking the potential of people and organisations across Africa.
Nicki Hallé - Partner, Talent Management and Executive Search
Nicki Hallé is the Head of Talent Management and Global Executive Search at Trinyd Consulting, where she leads senior leadership advisory and executive search mandates across Africa and international markets.
She brings nearly a decade of experience in executive search, specialising in connecting organisations with high-impact leaders who drive growth, transformation and long-term resilience. Her work spans board-level appointments, senior executive hires, and critical leadership placements across multiple African countries and cross-border mandates.
Nicki is widely recognised as a trusted name in African talent advisory. She is known for her consistency, discretion, and ability to build long-term, relationship-led partnerships with boards, CEOs, and leadership teams. Rather than operating as a transactional recruiter, she functions as a strategic partner to organisations navigating complex leadership decisions and periods of change.
She is also the founder of Hallé Search, a specialist executive search firm focused on Africa, where she built a reputation for combining rigorous search methodology with deep human and contextual insight.
Her approach blends structured executive search processes with AI-augmented research and strong human judgment, ensuring both precision and cultural alignment in leadership placement. She places strong emphasis on understanding organisational context, leadership fit, and long-term impact rather than short-term hiring outcomes.
Nicki’s professional philosophy is grounded in the belief that leadership is a decisive force in shaping organisations and, by extension, communities. This belief informs her commitment to thoughtful, high-integrity search processes that prioritise lasting outcomes over speed alone—while still delivering critical hires within compressed timelines when required, including rapid executive placements in high-stakes environments.
Across her career, she has become a go-to advisor for organisations seeking not just talent, but leadership clarity at pivotal moments of growth and transformation.
George Onyango - Partner; Governance, Sustainability and Financial Management
George Onyango is a seasoned finance, strategy, and general management executive and currently serves as Partner – Governance, Sustainability & Financial Management at Trinyd Consulting. He brings extensive experience across multi-entity businesses in the beverages, pharmaceuticals, beauty, and logistics sectors. He has held senior leadership roles including Strategic Planning Manager at Coca-Cola, Finance Director at L’Oréal, Managing Director at GSK, and Vice President of Finance at DP World.
He has worked across multiple African markets, including South Africa, Ethiopia, Cameroon, Ghana, and Kenya, bringing deep regional insight and cross-cultural leadership experience.
George combines strategic vision with strong operational execution, enabling both robust governance and sustainable growth. He contributes to Trinyd Consulting’s Customer Value Proposition through high-impact advisory in strategy, transformation, and performance optimisation.
His core areas of expertise include sustainable supply chain and Route-to-Market optimisation, balance sheet restructuring, operational excellence and cost efficiency programs, business turnaround interventions, ESG and sustainability stewardship, digitisation at scale, mergers and acquisitions (including divestitures), and new market entry strategy.
George holds an MBA from Henley Business School, a Bachelor of Commerce from the University of Nairobi, and a CIMA Advanced Diploma. He is also a Certified Public Accountant of Kenya (CPA-K), awarded two commendations.
Salome Nderitu - Partner; Leadership & Organisational Development
Salome is a Human Capital and Organizational Development executive with more than 20 years of experience leading leadership, talent, and organizational transformation initiatives across Africa. She has held senior regional leadership roles at Unilever, including Talent, Learning & Organisation Director for Africa and HR Director for East Africa.
Her expertise spans leadership development, organisational effectiveness, talent management, succession planning, change management, workforce strategy, and executive advisory. Salome partners with organizations to strengthen leadership capability, build high-performing teams, and align people strategies with business objectives.
She is a Chartered Member of CIPD (UK), a Certified Human Resource Professional (Kenya), and brings extensive experience supporting organizations through growth, transformation, and capability building journeys.
Christopher Otera - Director, Business Development & Stakeholder Engagement
Christopher O. Otera is a seasoned human resources and talent strategy executive with over 20 years of leadership experience across the telecommunications, financial services, higher education, healthcare, international development and consulting sectors in Africa. He currently serves as Director, Business Development & Stakeholder Engagement at Trinyd Consulting.
Previously, Chris served as Head of Human Resources at Solid Minds Counselling Clinic (Kigali, Rwanda), having also held senior HR leadership positions with the African Development Bank (AfDB), AfricaRice (CGIAR), Orange Telkom and Reeds Africa Consult. His expertise spans strategic HR business partnering, organisational transformation, talent management, executive recruitment, workforce planning and governance. He has successfully led people strategies across multiple African markets, delivering organisational growth, leadership development and operational excellence in complex multinational environments.
Mariga Thoithi - Director, Programs Development & Policies Reform: Non-Profits
Mariga Thoithi is a seasoned programmes development and policy reform executive with over a decade of leadership experience across the non-profit, international development, public sector and civil society spaces in East Africa and internationally. He currently serves as Director, Programmes Development & Policy Reform: Non-Profits at Trinyd Consulting, advising mission-driven institutions on systems transformation, operational delivery models and policy strategy.
Previously, he directed policy, research and advocacy for digital rights organisation Glitch (UK and Europe), managed global internal communications and organizational change across four countries for Living Goods, led campaigns for Oxfam GB and coordinated public health and governance strategies with the Clinton Health Access Initiative and the European Union Delegation to Kenya. His expertise spans end-to-end programme lifecycle management, evidence-based policy reform, institutional grant governance, cross-sector coalition building and public affairs. Backed by a Master of Public Administration (MPA) from UCL’s Institute for Innovation and Public Purpose, he has successfully steered continental initiatives across 16 African countries, authored published policy research and translated complex statutory frameworks into actionable governance strategies for global and regional non-profits.
OUR IMPACTAt Trinyd Consulting, impact is more than a metric; it’s the lasting change we create for organisations and their people.
The outcomes of our work extend beyond organisations, supporting careers, strengthening communities, and shaping the future. From financial services to healthcare, technology to manufacturing, our global perspective allows us to deliver solutions tailored to diverse markets and cultural contexts.
Let’s begin the conversation.
Every professional’s journey is unique, and every organisation has distinct needs. We’re here to help you find the right solutions. Reach out with any questions, or, if you’re ready to move forward, schedule a complimentary consultation.