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OCHA LEADERSHIP
Martin Griffiths
Martin Griffiths Under-Secretary-General for Humanitarian Affairs and
Emergency Relief Coordinator

United Nations Secretary‑General António Guterres appointed Martin Griffiths of the United Kingdom as Under-Secretary-General for Humanitarian Affairs and Emergency Relief Coordinator in May 2021. 

Mr. Griffiths brings extensive experience in humanitarian affairs. Since 2018 he served as the Secretary-General’s Special Envoy for Yemen. Between 2014 and 2018, he served as the first Executive Director of the European Institute of Peace. Between 2012 and 2014, he served as an adviser to all three Special Envoys of the Secretary-General for Syria, and Deputy Head of the United Nations Supervision Mission in Syria (UNSMIS). From 1999 to 2010, Mr. Griffiths was the founding Director of the Centre for Humanitarian Dialogue in Geneva.

He also worked in the British diplomatic service and for various international humanitarian organizations, including UNICEF, Save the Children and Action Aid. In 1994 he became the Director of the Department of Humanitarian Affairs in Geneva and, from 1998 to 1999, served as Deputy to the United Nations Emergency Relief Coordinator in New York. He has also served as United Nations Regional Humanitarian Coordinator for the Great Lakes and in the Balkans.

Mr. Griffiths holds a master’s degree in Southeast Asian studies from the School of Oriental and African Studies at the University of London, and is a qualified barrister.

 

Joyce Msuya
Joyce Msuya Assistant Secretary-General for Humanitarian Affairs and
Deputy Emergency Relief Coordinator

In February 2022, UN Secretary-General António Guterres appointed Joyce Msuya of Tanzania as Assistant Secretary-General for Humanitarian Affairs and Deputy Emergency Relief Coordinator in the UN Office for the Coordination of Humanitarian Affairs.

Ms. Msuya brings more than 20 years’ experience in international development and finance, spanning strategy, operations and partnerships, and with diverse assignments in Africa, Asia and Latin America.

Prior to taking on her current role, Ms. Msuya served as Deputy Executive Director of the UN Environment Programme (UNEP) in Nairobi, Kenya. Between 2018 and 2019, she served as UNEP’s interim Executive Director at the Under-Secretary-General level, leading the fourth session of the UN Environment Assembly and mobilizing resources to support its mission.

Ms. Msuya has held several senior leadership roles at the World Bank Group, including that of Special Representative and Head of the World Bank Group Office in the Republic of Korea, Regional Coordinator at the World Bank Institute, based in China, and Special Adviser to the World Bank’s then Senior Vice President and Chief Economist. She also led strategy and operations for the International Finance Corporation in Africa and Latin America, covering the manufacturing, agribusiness and services sectors.

Ms. Msuya is fluent in English, Swahili and Pare, and conversant in Mandarin. 


SENIOR LEADERSHIP TEAM

 
 
Ghada Eltahir Mudawi
Ghada Eltahir Mudawi Acting Director, Operations and Advocacy Division

Ghada Eltahir Mudawi is OCHA’s Acting Operations Director. She oversees the day-to-day management of all OCHA field operations worldwide and on behalf of the Emergency Relief Coordinator. She is the daily focal point for supporting Humanitarian Coordinators and the lead adviser to the Under-Secretary-General on operational decision-making.


Ramesh Rajasingham Director, Coordination Division
Ramesh Rajasingham manages the Coordination Division, including the Inter-Agencies Services Branch, the Assessment, Planning and Monitoring Branch and the Emergency Response Support Branch. The Division is responsible for assessing situations and needs; supporting the leadership of Humanitarian Coordinators; managing a range of rapid response tools; developing common strategies to address issues such as negotiating access, mobilizing funding and other resources; and monitoring progress.

Heli Uusikyla
Heli UusikylaActing Director, Humanitarian Financing and Resource Mobilization Division
Heli Uusikyla is the Acting Director of the Humanitarian Financing and Resource Mobilization Division, which leads OCHA’s work on humanitarian financing, including providing oversight and strategic direction for the UN Central Emergency Response Fund and Country-based Pooled Funds. The Division helps to maximize the impact and accountability of OCHA-managed funding instruments, supports full resourcing of the global humanitarian system, and explores new financing approaches to ensure that growing humanitarian needs are met. 

SENIOR MANAGEMENT TEAM


Andrew Alspach
Andrew AlspachChief, Information Management Branch (IMB)

Andrew Alspach is Chief of the Information Management Branch, which provides information services for OCHA staff and humanitarian partners globally.


Najwa MekkiChief, Strategic Communications Branch (SCB)

Najwa Mekki oversees OCHA’s work in global news, public advocacy, crisis communications, reporting, visualization and analysis, and other tools, guidance and services for clients in the field and HQ.


Anja Nitzsche photo
Anja NitzscheChief, Partnerships and Resource Mobilization Branch

Anja Nitzsche leads the development of OCHA’s partnership and inclusivity agenda, ensuring that all appropriate resources help to meet people’s needs in emergencies.


Alice Sequi Chief, Pooled Fund Management Branch (PFMB)

Alice Sequi oversees the CERF secretariat and the Country-based Pooled Fund Section to ensure maximum efficiency and effectiveness of the funds, as well as reaffirming their key role in the humanitarian financing architecture, setting out a clear path for achievement of their expanded funding targets through high-level partner engagement.


Mervat ShelbayaChief, Inter-Agency Services Branch and IASC secretariat

Mervat Shelbaya oversees the functional areas that provide support to the ERC and the General-Assembly-mandated Inter-Agency Standing Committee (IASC) charged with coordinating system-wide efforts around humanitarian action. She also oversees functional areas responsible for providing targeted support to Humanitarian Coordinators, including through the Humanitarian Leadership Section, the Protection and Gender Capacities Projects and in support of the IASC Peer to Peer Project.


Hansjoerg Strohmeyer
Hansjoerg StrohmeyerChief, Policy Branch

Hansjoerg Strohmeyer joined OCHA in December 1998. He has been the Chief of OCHA’s Policy Development and Studies Branch since 2007. In this capacity, he also served as Secretary of the Secretary-General’s High-Level Task Force on the Global Food Crisis in 2008.


Menada Wind-Andersen
Menada Wind-AndersenExecutive Officer

As head of the Executive Office (EO) in New York and Geneva, Menada Wind-Andersen is responsible for directing and overseeing the provision of OCHA administrative services including budget and finance, supply management and travel and human resources to both Headquarters and the field. She also provides strategic advice and oversight on administrative matters to senior management.


Edem WosornuChief, Response Support Branch (RSB)

Edem Wosornu leads OCHA’s Response Support Branch, which is responsible for strengthening national and international disaster response through specialized services, including the UN Disaster Assessment and Coordination mechanism, the International Network of Search and Rescue Advisory Group, and the Humanitarian Civil-Military Coordination Service. The Branch also fosters strong operational partnerships with stakeholders, including the private sector through OCHA/UNDP’s Connecting Business Initiative; and provides expertise to address the environmental dimensions of humanitarian emergencies through the UNEP/OCHA Joint Unit.


Andrew WyllieChief, Assessment, Planning and Monitoring Branch

Andrew Wyllie is Chief of the Assessment, Planning and Monitoring Branch in OCHA Geneva. The branch facilitates and supports the development of policies, procedures, tools and technical guidance on the humanitarian programme cycle for the humanitarian community.