Nathan Koeshall

Director and Co-Founder

Aleksandra Vesić

Senior Adviser and Co-Founder

Aleksandra has over 15 years of professional experience in civil society development and non-profit management in Western Balkans and CEE region, both as a CSO leader/manager as well as professional consultant/facilitator. From 2003 to 2009, Aleksandra was Executive Director of the Balkan Community Initiatives Fund (BCIF), now known as Trag Foundation. Her specific expertise includes assessments, strategy development, organizational development and sustainability, grantmaking, and impact evaluation.

Jelena Bekčić

Data Quality Manager

Marko Galjak

Chief Data Scientist

Marko runs Data Products and Services team at Catalyst Balkans working on a wide array of projects including: AI, Research, CRM integration, all with the goal of strengthening the capacity of CSOs through application of IT, data science and philanthropy intelligence. Marko holds two Master's degrees, one in Demography the other in Computing in Social Sciences. He is an activist at heart, and has been part of civil society beginning from his high school days. Marko is also affiliated with Institute of Social Sciences in Belgrade where he is pursuing his PhD. 

Miloš Janković

Partnerships and Engagement Director

Miloš has been part of the Catalyst Balkans team since 2017, first as a Content Coordinator, then as a Communications Manager, and now as Partnerships and Engagement Director. He was in charge of the strategic development of the Donacije.rs platform, advising nonprofits and independent media on crowdfunding and membership models, and running workshops on fundraising, community building, and marketing for NPOs. As a speaker at conferences and events, he covers crowdfunding, tech for good, CSR, and philanthropy. He is a Board member at the Serbian Philanthropy Forum.

Milica Antić

Nonprofit Digital Transparency Manager

I've finished the Faculty of Political Science in Belgrade, and since high school, I have been involved in activism and volunteer work. I worked on human rights projects at the Youth Initiative for Human Rights, assisted on reconciliation and regional cooperation projects at the No Borders Orchestra and coordinated projects for the development of civil society and social entrepreneurship in Civic Initiatives. At the Catalyst Foundation, I work as a CRM Coordinator and help civil society representatives to build their community so we all can make a better impact on our society.

Milica Đustebek

Fundraising Services Manager

Milica is an experienced fundraiser with a background in peer-to-peer fundraising, events, corporate partnerships, and donor management. Her previous positions include leading a fundraising team at BELhospice and working as Philanthropy and Partnerships Advisor at Trag Foundation. At Catalyst, Milica works closely with organizations on their crowdfunding campaigns and mentors them in fundraising models. She runs crowdfunding workshops and accelerators along with fundraising trainings.

Vuk Vuković

Research and Analysis Manager

Vuk holds the position of Research and Analysis Manager, coordinating and performing research in the field of philanthropy and communicating its findings to the policy-makers throughout the Western Balkans region. He graduated from the Central European University, Department of Political Science. Therefore, besides philanthropy, the main areas of his research interest are related to political attitudes and political parties. As a Research Executive, he worked at Ipsos in the Public Opinion sector and as a Country Manager at the PPDB project, he initiated data collection on political parties in Serbia. 

Goran Bekić

Giving Serbia Data Coordinator

Goran is holding the position of the Philanthropy Data Analyst at the Catalyst Foundation since January 2015, when he found his new passion for philanthropy and research in this field. He is currently a student at he Faculty of Security Studies in Belgrade. Besides being interested in philanthropy, Goran likes basketball, history and IT.

Nikola Mladenović

System Administrator

Tomas Bueno dos Santos Momčilović

Research and Analytics Coordinator

Philanthropy Research and Analytics Coordinator, whose activities include coordination of active research projects, open-source data collection and processing, development of new methodologies, and writing of studies and reports. Main goal is to improve the global and academic understanding of philanthropy in the Western Balkans, and deliver actionable research
to regional nonprofits, partners and other organizations.

Danijela Pejatović

Content Coordinator

Danijela joined Catalyst in 2019. and she is holding position of Content Coordinator.
She is experienced Communications Specialist with a demonstrated history of working
in the nonprofit & social organizations. Skilled in Public Relations, Digital Marketing and Content Writing. Communication professional, graduated from Faculty of Political Sciences.

Milan Tešić

Nonprofit CRM Implementation Coordinator

Milan graduated from the University of Belgrade majoring in Serbian language and literature.
While he was a graduate student, he worked in the non-profit sector as a trainer on different projects and within Debate club Open communication. After graduation, he went to teach. In 2017 he joined the team of the Belgrade Center for Digital Humanities working on projects of Digitalization Vuk Karadžić's and Gliša Elezović's dictionaries. He joined Catalyst in February 2020 on a position of CRM coordinator to help non-profits to create change through the use of digital tools.

Maja Gligorić

Research and Analytics Officer

I graduated with a Bachelor’s degree from the Faculty of organizational sciences and I am currently studying for a Master's degree. During my studies I have been involved in voluntary work in student organizations. My passion for data analysis, research, statistics and philanthropy is what brought me to Catalyst. I joined Catalyst in early 2020 as a philanthropy research and analytics assistant. I always wanted to help those in need and contribute to the community. Working at Catalyst provided me the opportunity to be a part of a team that promotes philanthropy. I like learning new things and creating new ideas. My hobby is painting. I love animals and nature.

Nela Mojsoska

Philanthropy Data Researcher (External Associate)

Nela Mojsoska has joined our Catalyst Balkans family, shortly after she become Bachelor of Psychology. She has more than 9 years of experience in the CSO sector in Macedonia, working in different organizations, on various projects, trainings and workshops.

Martina Petrić

HR & Operations Coordinator

Martina is a Graduated Economist with major in International Business. Over the years, she has been working within HR Teams in Education and IT industry. She has a proven track record in creating happy working environments, employer branding strategies implementation and reducing staff turnover. Martina has joined Catalyst in August 2020. as an HR & Operations Coordinator with a mission to optimize employee engagement and is very excited for having the opportunity to contribute to society.

Bojana Latinović

Crowdfunding Platform Coordinator

I have finished the Faculty of Political Sciences in Belgrade, Regional Master's Program in Peace Studies, which offers a unique perspective and education on preventing and solving conflicts. I have been active in civil society for almost a decade by volunteering and engaging in projects to build community and institutional capacities. I joined Catalyst Balkans as a Crowdfunding Platform Coordinator with the desire to build community capacities for crowdfunding and its promotion - not just as a way of raising money but as a possibility to raise your voice.

Luka Koković

Community Coordinator

Luka joined Catalyst in 2021 as a Community Coordinator after falling in love with the organization during his design internship in 2019. With a background in design and an interest in social media as well as social studies, he aims to be the creative voice on the team and in the non-profit sector at large. Besides his work at Catalyst, Luka is pursuing a bachelor's degree in journalism and communications at the University of Belgrade.

Katarina Veselinović

Philanthropy Analyst and Verification Assistant

I am working as a Philanthropy Analyst and Verification Assistant at Catalyst Balkans. I graduated from the University of Belgrade, Faculty of Philosophy with a degree in Psychology, where I discovered my passion for statistics and research. Being a naturally curious person, during my studies I conducted research in clinical, educational and industrial psychology. My first contact with philanthropy was through ''Mind the Mind - to Combat the Stigma of Mental Disorders'' campaign, where I first volunteered, and then became a local coordinator for Serbia. The campaign's aim was to educate children in Serbian high schools about mental health and trying to break the stigma surrounding it.

Dea Džanković

Fundraising Services Coordinator

Dea is an interdisciplinary artist by education, former producer and digital marketer, and now - a proud NGO fundraising coordinator. She had the luck to live in different places worldwide, such as the USA, Turkey, Germany, and experience different cultures and languages. She has many other passions and interests in my life, and decided to put that energy to good use and make a positive shift in her environment and what she does daily.