Based in Vienna, Austria, SIA International serves as a lean, yet strong backbone of the global SIA Community.

Executive Team

Stefanie Bessler

SIA Austria Coordinator

Stefanie Beßler is leading Social Impact Award Austria. Before joining Social Impact Award, she has been actively engaged in several student and social organizations around the topic of social innovation and supported social entrepreneurs in Brazil and Colombia. She studied International Business at ESB Business School in Germany and stayed one semester abroad in Argentina. Taking part in a developmental education programme in Bolivia, she developed a strong interest for sustainable development issues. Stefanie obtained two Master’s degrees in Latin American and International Development Studies at the University of Vienna and Universidade Federal do Rio de Janeiro.


Jakob Detering

Managing Director

Jakob Detering leads the international SIA community since 2015. Before he joined Social Impact Award, he worked in the foundation sector supporting social business across Europe. He is also a social entrepreneur himself as former general manager of ‘Somaro’, a social business in Romania that runs social groceries to reduce food waste and provide Romanians living at the edge of poverty access to low-priced food. Jakob Detering also is university lecturer at Modul University in Vienna. He holds a Master in Public Policy and a Bachelor in Business, Economics and Social Sciences. He was nominated as Global Shaper by the World Economic Forum in 2013.


Jonas Dinger

Scaling & Partnership Manager

Jonas Dinger is responsible for scaling Social Impact Award to new countries and regions. He also serves as a Partnership Manager in Austria and beyond. Until 2019, he has been leading Social Impact Award in Austria for more than two years. Before joining Social Impact Award, Jonas worked two years at the Social Entrepreneurship Center of the Vienna University of Economics and Business. This followed several engagements for different initiatives in the social entrepreneurship ecosystem. Jonas has a Master of Art in political science having studied at University of Vienna, LMU Munich and University of Vilnius.


Florina Gheorghiu

Finance Assistance

Florina is supporting businesses that change the world to stay on track, grow and scale. She uses her financial and project management skills to keep it lean, maneouver through the different weathers a social business has to face and create systems for growth. She is the finance assistant of Social Impact Award International. Moreover, she manages finances at Impact Hub Vienna and focuses on the growth process of her daughter Franzi. Before joining the social buinsess arena she worked in the construction business.


Eva-Bettina Gruber

Partnership Manager

Eva-Bettina Gruber is a passionate entrepreneur for many years – wholeheartedly focussing on impact for society and nature.
From new renewable energy and climate change, financial education with her venture Three Coins, to sustainable consumerism and simple living, Eva is tackeling ressource related issues. She also works as a coach and mentor to create and scale sustainable businesses and impact models. Eva’s role within the SIA International team is to create and manage SIA’s partnerships. SIA does establish and run partnerships with foundations, state-run funding agencies and corporations from the private sector. With the help of the funds, know-how and network contacts SIA International guarantees its current and future services provided to all SIA stakeholders.


Ana Janosev

Community Manager

Ana Janosev joined SIA International team in 2018. She previously worked as a program and partnerships manager in the NGO Razlivaliste (Serbia) since 2016, coordinating Social Impact Award Serbia. During her studies, she co-founded a youth NGO in her hometown and served as its vice-president for 3 years. Ana received two scholarships from US Department of State for student exchange programs, and served as a Telenor Youth Forum delegate. Ana holds a Bachelor’s degree in Political Science.


Marius Marinescu

Technology Manager

Marius has been contributing to the growth of SIA since 2013, starting with the very first Community Voting. He is the person who creates and continuously improves the entire IT infrastructure that supports the implementation of Social Impact Award internationally. Marius has been making responsible and responsive websites since about 2014, both as a freelancer as well as a team member. Apart from Social Impact Award, he is involved in IT related roles of Impact Hub Vienna, as well as to a variety of other projects such as digital product designer.


Melike Zimmermann

Social Media Manager

Melike is a freelance Social Media Manager and contributes to SIA International with her long experience and strong knowledge about the Digital Media World. She currently is in charge of managing the social media channels of SIA International and spreading the spirit of the SIA Community through social networks. In 2018, she had the chance to bring her dream project, Passport Initiative, into life in Turkey by collaborating with NGO System & Generation to encourage Turkish people to travel and embrace new cultures.


Support Team

Erika Büttner

Graphic Designer

Apart from having founded many own projects like a cultural center for creative social impact projects or a festival for innovative education, Erika is a freelance graphic designer for companies with heart. Her newest project though is called Breaking Patterns – an organization that creates experimental, fun and challenging trainings/events that question outdated personal & societal patterns and develop those that make the world a better place. For the Social Impact Award she creates designs like the Local and Global Impact Reports and all the beautiful flyers and posters you can see around.


Toni Chung

Innovation Designer

Toni is an Innovation Facilitator and expert in design thinking, facilitation and agile collaboration with over ten years of experience of supporting organizational/personal development. He works with clients from different fields (corporate, startups/SME, NGOs, public/academia, etc.) in developing innovative solutions and collaborative cultures. Toni is especially passionate about hosting powerful gatherings and empowering others by teaching methods of ideation and facilitation. He has previously held leading roles at innovation consulting, supporting international clients from various sectors in boosting their businesses through innovation. Toni is working with Social Impact Award for many years, especially as the lead designer and facilitator of our international events. Also, Toni is the mastermind behind many of our curriculum elements such as the “Impact Lab” or specific incubation elements.


Lukas Weissinger

Impact Measurement

Lukas has been working as a researcher for the Competence Centre of Nonprofit Organizations and Social Entrepreneurship since October 2019. At the Competence Center his main areas of work are the scientific monitoring of the Social Impact Award and conducting different workshops surrounding the topic of social entrepreneurship. Lukas finished his Political Science Bachelor at the University of Vienna and is currently enrolled for Socioeconomics at the Vienna University of Economics and Business. Besides that he has two years of experience working as a volunteer for Social Impact Award Austria.

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