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Leadership Team - Novantum Advisory Group

Our Leadership Team

Seasoned strategists and practitioners who have shaped global development policy, led transformative initiatives, and built institutions that deliver impact at scale.

Leading with Integrity and Insight

Our leadership team brings decades of combined experience from multilateral institutions, bilateral agencies, international NGOs, and the private sector. They are united by a commitment to systems thinking, evidence-based practice, and creating sustainable change in the world's most complex environments.

Dr. Bilguissou Balde

Dr. Bilguissou Balde

Founder and Chief Executive Officer (CEO)

Dr. Bilguissou Balde is a senior global health executive and the founder of Novantum Advisory Group, following 15+ years of leading transformative initiatives across international development, reproductive access and rights, humanitarian systems, and institutional development. She previously served as Chief of Staff at the Africa Centres for Disease Control and Prevention and as Regional Director at Ipas, among other roles, where she designed and led multi-million-dollar, multi-country programs, strengthening health systems in fragile states.

Areas of Expertise

Global Health Strategic Planning Humanitarian Response Diplomacy Health Systems Partnerships

Career Highlights

  • Strengthened organizational leadership, governance, and operational readiness for AU continental health agency with 500+ cross functional teams across African member states
  • Led cross-organizational alignment and executive coordination, accelerating leadership decision-making by 30%
  • Coordinated donor and partner networks during regional health emergencies
  • Led diplomatic engagements with governments, multilateral partners, and private sector actors
  • Incubated first-of-its-kind regional feminist health secretariat advancing SRHR and gender equity
Mr. Bonaventure Fandohan

Mr. Bonaventure Fandohan

Chief Impact and Investment Officer (CIIO)

Bonaventure Fandohan is a senior impact and evidence-led investment professional with over 20 years of experience in economic analysis, development finance, results-based decision-making and institutional performance. He has held senior roles advising and supporting governments, investors, international organizations and multilateral institutions to design, assess, and prioritize investments using rigorous analytical, evaluation, and impact measurement frameworks across emerging and developing economies.

Areas of Expertise

Impact Measurement Development Economics Investment Analysis Results-Based Financing Policy Advisory

Career Highlights

  • Led the design and evaluation of high-impact investment and development programs across multiple regions
  • Advised public and private institutions on impact frameworks, evidence generation, and investment effectiveness
  • Designed and applied rigorous monitoring, evaluation, and learning approaches across multi-country portfolios
  • Directed complex analytical initiatives informing capital allocation and policy reform
  • Supported large-scale portfolios spanning agriculture, climate, health, and inclusive economic growth
Mr. Casely Ato-Coleman

Mr. Casely Ato-Coleman

Chief Leadership and Organizational Agility Officer (CLOAO)

Casely Ato Coleman is a global leadership and organizational agility executive with more than 30 years of experience spanning theory, research, consulting, and practice in leadership, international development, and organizational transformation. He has held C-suite, country, regional, and global roles, leading complex institutions through start-up, crisis response, restructuring, and large-scale people and culture transformations across multiple continents.

Areas of Expertise

C-Suite Leadership Organizational Agility Change Management People & Culture Governance Talent Systems

Career Highlights

  • Led global people and culture strategies spanning 30+ countries, including enterprise-wide change and governance reforms
  • Directed complex organizational transitions, restructurings, and post-crisis transformations at scale
  • Served as country director during major humanitarian emergencies, leading multi-million-dollar response programs
  • Advised boards, executive teams, and global institutions on restructuring and organizational resilience
  • Visiting Professor and Adjunct Lecturer in leadership and organizational change; Fellow of IMANI Africa
Mr. Ousmane Amadou SY

Mr. Ousmane Amadou SY

Head of Partnerships & Alliances

Ousmane Amadou Sy is a senior partnerships and institutional development leader with more than 25 years of experience supporting complex donor-funded programs across Africa, Asia, and Latin America. He has held senior advisory and leadership roles with major global health and development institutions, where he has designed, governed, and strengthened large-scale partnership frameworks, grant management systems, and multi-stakeholder coordination platforms spanning governments, multilaterals, civil society, and private sector actors.

Areas of Expertise

Strategic Partnerships Grant Governance Health Systems Capacity Building Donor Compliance

Career Highlights

  • Led and advised partnership reforms for Global Fund, Gavi, USAID, EU initiatives across 20+ countries
  • Served as senior technical advisor to Country Coordinating Mechanisms and ministries of health
  • Designed grant management frameworks adopted by regional and global institutions
  • Member of the Gavi Alliance Independent Review Committee, contributing to funding decisions at global level
Mr. Roland Bérenger Berehoudougou

Mr. Roland Bérenger Berehoudougou

Chief HDP Nexus Officer (CNO)

Roland Bérenger Berehoudougou is a senior humanitarian–development–peace (HDP) nexus leader with over 20 years of international experience working across Africa's public sector, multilateral institutions, and international NGOs. He has held regional and country leadership roles with the World Bank, ChildFund International, and Plan International, where he designed and coordinated large-scale, multi-country programs linking humanitarian response, social protection, resilience, and sustainable development in fragile and conflict-affected contexts.

Areas of Expertise

HDP Nexus Social Protection Risk Management Climate Resilience Government Partnerships

Career Highlights

  • Led multi-country HDP and adaptive social protection programs across the Sahel and West Africa
  • Directed global disaster risk management and emergency response operations
  • Supported institutional coordination with bilateral and multilateral partners (World Bank, DFID, UNICEF, ILO, WFP)
  • Served as Regional Coordinator and Accredited IPF Task Team Leader for World Bank
  • Advised governments on integrating humanitarian action with long-term development investments

Ready to Work With Our Team?

Connect with our leadership to discuss how Novantum Advisory Group can support your institution's transformation journey.