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The HIIN Team

Kostis was early mover in impact investing with 18 years in wealth allocation in impact strategies via direct & fund investments. He is considered as one of the pioneer investment experts that helped shape sustainability and impact investing in Europe.

He serves as the Managing Partner of Swiss Impact Office, a Zurich based impact investment boutique & chairman of the BoD of Arboreal BV. Starting his career in investment banking with Lombard Odier, Kostis holds a BSc and an MBA in Banking & Finance from the University of Zurich.
Kostis Tselenis
Kostis TselenisFounder & President
Nikolaus is the founder of New Paradigm Ventures, an advisory firm focused on shifting to an impact economy.

He works with the World Wildlife Fund on Impact Ventures & Investments in Switzerland & Greece, is a Director of Susterra Capital & serves on the Board of US NGO Heifer International & the Hungarian Impact Investors Association. He holds an MA from the University of Vienna, and an MSc in Political Economy from LSE.
Nikolaus Hutter
Nikolaus HutterStrategic
Management
Ileana has a 12-year experience in socially sustainable NGO management as Strategy, Coordination & Communication Director at SKEP – Association of Social Responsibility for Children and Youth.

Having worked in numerous US, EU and Greek Programs, she is more than familiar with program management, & coordination of educational programs.
Ileana Vasdeki
Ileana VasdekiOperations
& Resources
Sotiris has almost two decades of hands-on experience accumulated within the most demanding corporate setting.

He is a highly driven Communications executive with considerable experience in Marketing, Digital, and Corporate Communications, stemming from client service, as well as “in-house” positions.
Sotiris </br>Sakellarios
Sotiris
SakellariosCommunication
& Marketing
Dimitris has a technical background in the international waste & energy management in Austria & a long marketing background in Corporate Design, Corporate Identity web development & branding projects.

He is the Managing Director of DiCO Professional Welfare Solutions, a "house of brands" with 35 years of history, specializing in innovative, natural, professional cosmetics. He has studied Energy & Environmental Engineering in Austria.
Dimitris Tselenis
Dimitris TselenisVice President
Jenny is an operations professional with over 15 years of experience in multinational and non-profit organizations. Having worked with the renowned Delphi Economic Forum and Regional Growth Conference, she has a strong focus on people and communication with a dedication to promoting an engaged, empowering culture and positive impact. She has documented strengths in building and maintaining relationships with a diverse range of stakeholders in dynamic, fast-paced settings.

She was born in raised in Toronto, Canada before relocating to Greece, where she went on to receive a full scholarship for her degree in Marketing Management.
Jenny Argyriadis
Jenny ArgyriadisProject Manager
Evita is an Attorney at Law, member of the Athens Bar association. She is active in the court representation, in cases of high public interest and legal representation.

She acts as legal counsel for: (a) the association of special guards of the Hellenic Police, (b) the union of special guards, (c) Dico Professional Welfare Solutions and (d) the HIIN. She holds an LLB and an LLM from the University of Zurich.
Evita Varela
Evita VarelaLegal Counsel

The HIIN Advisory Board

Veterans of the Sustainability and Impact Investing Community aligned with the HIIN mission. We are currently nominating further advisory board members
Antonis is an impact investor, activist and philanthropist. He has extensive knowledge of the EU Impact Investing landscape through VCs & family office experience.

In 2013 he co-founded Vouliwatch (GR), a parliamentary monitoring organization aimed at increasing political accountability & transparency. In 2016 he founded the Guerilla foundation (DE) which supports social movements & activists working towards bringing major systemic change in Europe.

For its work, the foundation was awarded the 2018 CIVICUS Nelson Mandela-Graça Machel Brave Philanthropy award. Antonis holds a BA in European Studies from King’s College London and an MIM from IE University Madrid.
Antonis Schwarz
Antonis SchwarzImpact Investor
Activist
& Philanthropist
Eleni is an international professional in the field of venture philanthropy & impact investing.

She has worked for international organizations & multinational companies such as the UN and Nestlé, while leading strategy & philanthropic relations as Director at the Dutch, We Share Forward Foundation, that funds and invests in social entrepreneurship and education.
Eleni Theodorou
Eleni TheodorouSenior Advisor
Andreas is Head of Anthos Asset Management Impact Investing, an investment arm of the Brenninkmeijer family. Andreas oversees the management of the Skopos & Anthos Impact funds, investing in sustainable infrastructure in Emerging Markets & Circular Economy companies in Developed Markets.

Andreas has 15 years’ experience, serving as Global Head of Impact Investing at UBS, developing UBS’s impact investing strategy, & as Head of Direct Investing EM & Impact Investment for IJ Partners.

Andreas holds a BA in Economics from the University of Munich, a BA and an MA in Management & Political Studies from the University of Hamburg.
Andreas Ernst
Andreas ErnstManaging Director
Anthos
Asset Management
Milti is the founder & CEO of Drashta Impact, which has developed tools and solutions to revolutionize impact investing, enabling investors to allocate to specific opportunities with tailored downside protection as well as access to liquidity.

Drashta's goal is to solve the biggest bottlenecks and pain points in the impact space, using financial engineering to mitigate risk and allow investors to align their capital with their values in a secure and streamlined way.

Milti has 14 years of experience in investments, especially portfolio optimization & structuring. He holds a BEng in Chemical Engineering from the University of South Wales.
Milti Chryssavgis
Milti ChryssavgisFounder & CEO
Drashta Impact

The HIIN Team

Kostis Tselenis

FOUNDER & PRESIDENT
Kostis was early mover in impact investing with 18 years in wealth allocation in impact strategies via direct & fund investments. He is considered as one of the pioneer investment experts that helped shape sustainability and impact investing in Europe.

He serves as the Managing Partner of Swiss Impact Office, a Zurich based impact investment boutique & chairman of the BoD of Arboreal BV. Starting his career in investment banking with Lombard Odier, Kostis holds a BSc and an MBA in Banking & Finance from the University of Zurich.

Nikolaus Hutter

STRATEGIC MANAGEMENT
Nikolaus is the founder of New Paradigm Ventures, an advisory firm focused on shifting to an impact economy. He works with the World Wildlife Fund on Impact Ventures & Investments in Switzerland & Greece, is a Director of Susterra Capital & serves on the Board of US NGO Heifer International & the Hungarian Impact Investors Association. He holds an MA from the University of Vienna, and an MSc in Political Economy from LSE.

Ileana Vasdeki

OPERATION & RESOURCES
Ileana has a 12-year experience in socially sustainable NGO management as Strategy, Coordination & Communication Director at SKEP – Association of Social Responsibility for Children and Youth.

Having worked in numerous US, EU and Greek Programs, she is more than familiar with program management, & coordination of educational programs.

Sotiris Sakellarios

COMMUNICATION & MARKETING
Sotiris has almost two decades of hands-on experience accumulated within the most demanding corporate setting. He is a highly driven Communications executive with considerable experience in Marketing, Digital, and Corporate Communications, stemming from client service, as well as “in-house” positions.

Dimitris Tselenis

VICE PRESIDENT
Dimitris has a technical background in the international waste & energy management in Austria & a long marketing background in Corporate Design, Corporate Identity web development & branding projects. He is the Managing Director of DiCO Professional Welfare Solutions, a "house of brands" with 35 years of history, specializing in innovative, natural, professional cosmetics. He has studied Energy & Environmental Engineering in Austria.

Jenny Argyriadis

PROJECT MANAGER
Jenny is an operations professional with over 15 years of experience in multinational and non-profit organizations. Having worked with the renowned Delphi Economic Forum and Regional Growth Conference, she has a strong focus on people and communication with a dedication to promoting an engaged, empowering culture and positive impact. She has documented strengths in building and maintaining relationships with a diverse range of stakeholders in dynamic, fast-paced settings. She was born in raised in Toronto, Canada before relocating to Greece, where she went on to receive a full scholarship for her degree in Marketing Management.

Evita Varela

LEGAL COUNSEL
Evita is an Attorney at Law, member of the Athens Bar association. She is active in the court representation, in cases of high public interest and legal representation. She acts as legal counsel for: (a) the association of special guards of the Hellenic Police, (b) the union of special guards, (c) Dico Professional Welfare Solutions and (d) the HIIN. She holds an LLB and an LLM from the University of Zurich.

Thodoris Kolokotronis

ASSOCIATE
Thodoris has a background in sustainability, holding a BSc in Oceanography and Marine Biology from the University of Southampton where he was also a member of the Trading and Investment Society. His professional experience includes working in a UK-based finance startup where his focus was on analyzing green initiatives and performance of publicly traded companies. Through his subsequent work in a venture capital firm, Thodoris further honed his expertise in sustainable investments, showcasing his commitment to driving positive environmental impact.

The HIIN Advisory Council

Veterans of the Sustainability and Impact Investing Community aligned with the HIIN mission. We are currently nominating further advisory board members

Antonis Schwarz

INTERNATIONAL IMPACT INVESTOR, ACTIVIST
& PHILANTHROPIST
Antonis is an impact investor, activist and philanthropist. He has extensive knowledge of the EU Impact Investing landscape through VCs & family office experience. In 2013 he co-founded Vouliwatch (GR), a parliamentary monitoring organization aimed at increasing political accountability & transparency. In 2016 he founded the Guerilla foundation (DE) which supports social movements & activists working towards bringing major systemic change in Europe. For its work, the foundation was awarded the 2018 CIVICUS Nelson Mandela-Graça Machel Brave Philanthropy award. Antonis holds a BA in European Studies from King’s College London and an MIM from IE University Madrid.

Eleni Theodorou

SENIOR ADVISOR
Eleni is an international professional in the field of venture philanthropy & impact investing. She has worked for international organizations & multinational companies such as the UN and Nestlé, while leading strategy & philanthropic relations as Director at the Dutch, We Share Forward Foundation, that funds and invests in social entrepreneurship and education.

Milti Chryssavgis

FOUNDER & CEO
DRASHTA IMPACT
Milti is the founder & CEO of Drashta Impact, an investment management firm aimed at building a multi-manager portfolio of systematic trading strategies & developed a risk parity approach to minimise risk & volatility while generating strong returns. Drashta´s goal is to solve for the biggest bottlenecks and pain points in the impact space, using financial engineering to mitigate risk and allow investors to align their capital with their values in a secure and streamlined way. Milti has a 14-year experience in investments, especially portfolio optimization & structuring. He holds a BEng in Chemical Engineering from the University of South Wales.

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