At Positive Impacts, we are all about making the world a better place. We work in a friendly yet efficient manner to ensure the optimal integration of sustainability into our client’s business strategy. We aim to empower each other and create synergies based on our various skills strengthened by innovative ideas from the scientific field.

Interested in joining PI? Let us know!

Our values

Authenticity

We embrace authenticity and keep it real. We “walk the talk” and discourage impact washing and challenge if our projects “make sense”. We believe in an environment where you can be confident being yourself and foster honest communication.

Courage

We are courageous. We dare to try new things, challenge the status-quo, do things differently and stand up for what we believe in. We take ownership, trust in our abilities, and encourage each other to take risks, make mistakes and own them.

Sustainability

We take decisions that benefit the planet and the people around us and are aware of our actions’ impact. We strive to be an enhancer for the transition to a sustainable development and believe that a ‘one-size-fits-all’ approach is not useful to get there fast enough.

Progress

We help each other learn and develop and thus are stronger together. We can effectively support clients in their desired progress and create synergies through cooperation. We strive to anticipate trends and to always get better at what we do.

Respect

Respect to us means we embrace that everyone is, looks and feels different and acts accordingly and we appreciate the diversity. We act responsibly in our relationships and accommodate different learning curves while remaining authentic to our commitment.

 

THE PI TEAM

“From voluntary engagements to building a career advising organizations, sustainability has been my life’s mission for almost 30 years. I truly believe that the way to a sustainable economy is a thoughtful integration into business strategies, while challenging the (political) conditions around it. I founded positive impacts (PI) to focus on further developing viable concepts that will support organizations on that path, leveraging my experience and network to maximize ‘positive impacts’.”

Martin G. Viehöver
Founder & CEO

Dr. Heger is a recognized expert in corporate responsibility and sustainability. From 1999 till recently, he has been developing and supervising the sustainability management of Mercedes-Benz Group AG as a senior manager. He has also been part of the UN Global Compact steering committee since 2006 and a long-term sponsor of the Human Rights Project Group at econsense. His experience and expertise in sustainability management – in particular on strategy implementation, reporting, human rights and stakeholder management -.  together with his full support of the PI consultancy approach make him the perfect Director at PI.

      Prof. Dr. Wolfram Heger          Director

David Kofler is a Software Engineer at Dextra Rechtsschutz, Switzerland, who is working on data driven optimizations for all aspects of the insurance workflow and developed a machine learning application solution for automated insurance claims classification. After studying Technical Mathematics at the Vienna University of Technology and completing his Master of Science ETH in Mathematics at ETH Zürich, he worked as a Machine Learning Engineer before transitioning over to Dextra. David supports PI in all analytical processes within the PI services.

David Kofler
Manager

Myrna van Vliet

Myrna has been a very valuable asset to our team at PI since 2020. With a solid academic foundation, she attained her MSc in Strategic Management from the Rotterdam School of Management and the University of Sydney. Her expertise lies in strategy development and implementation. Myrna comprehensively understands the intersection between sustainability and business imperatives, consistently identifying opportunities for mutual benefit. Her commitment to creating win-win strategies underscores her dedication to fostering sustainable growth and organizational success.

                Myrna van Vliet                 Senior Consultant

Chetna Jain brings several years of experience with more than 3000 ESG assessments and 2700 quality checks across several sectors. She has experience working on various ESG certifications and international frameworks such as GRI, SASB (now VRF), TCFD, UNPRI, UN SDGs. She worked as an ESG Research Lead at sustainometric, where she also analyzed and managed projects on impact and materiality assessment for PI. Her core skills include project management, team management, assuring work quality, and client interactions.

                Chetna Jain                 Research lead

Martin new

“From voluntary engagements to building a career advising organizations, sustainability has been my life’s mission for almost 30 years. I truly believe that the way to a sustainable economy is a thoughtful integration into business strategies, while challenging the (political) conditions around it. I founded positive impacts (PI) to focus on further developing viable concepts that will support organizations on that path, leveraging my experience and network to maximize ‘positive impacts’.”

Martin G. Viehöver
Founder & CEO

Dr. Heger is a recognized expert in corporate responsibility and sustainability. From 1999 till recently, he has been developing and supervising the sustainability management of Mercedes-Benz Group AG as a senior manager. He has also been part of the UN Global Compact steering committee since 2006 and a long-term sponsor of the Human Rights Project Group at econsense. His experience and expertise in sustainability management – in particular on strategy implementation, reporting, human rights and stakeholder management -.  together with his full support of the PI consultancy approach make him the perfect Director at PI.

Dr. Wolfram Heger

Director

David Kofler is a Software Engineer at Dextra Rechtsschutz, Switzerland, who is working on data driven optimizations for all aspects of the insurance workflow and developed a machine learning application solution for automated insurance claims classification. After studying Technical Mathematics at the Vienna University of Technology and completing his Master of Science ETH in Mathematics at ETH Zürich, he worked as a Machine Learning Engineer before transitioning over to Dextra. David supports PI in all analytical processes within the PI services.

David Kofler
Manager

Myrna van Vliet

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Myrna van Vliet
Senior Consultant

Chetna Jain

Chetna Jain brings several years of experience with more than 3000 ESG assessments and 2700 quality checks across several sectors. She has experience working on various ESG certifications and international frameworks such as GRI, SASB (now VRF), TCFD, UNPRI, UN SDGs. She worked as an ESG Research Lead at sustainometric, where she also analyzed and managed projects on impact and materiality assessment for PI. Her core skills include project management, team management, assuring work quality, and client interactions.

Chetna Jain
Analyst

Sara is a sustainability specialist with a background in urban planning. Recently, she graduated with her second master’s degree in “Environmental Planning” at Technische Universität Berlin, with a focus on environmental impact assessment. Her working background also gives her an insight into data-based sustainability and impact analysis and reporting for industrial companies across their supply chains, including socio-economic indicators. Sara supports PI with sustainability and impact assessment, climate neutrality, and carbon accounting topics.

Sara Jafari
Consultant

ADVISORY BOARD

Klaus-Michael Ahrend

Klaus-Michael Ahrend is member of the HEAG Executive Board since 2008. He is part of numerous supervisory bodies, advisory boards, and associations of the municipal economy. He is also a lecturer in energy economics and corporate governance and an honorary professor at Darmstadt University of Applied Sciences. After studying business administration at the University of St. Gallen and completing his doctorate at the University of Trier, he worked as a management consultant at Accenture. He then took over management tasks at the municipal utilities in Offenbach.

Prof. Dr. Klaus-Michael Ahrend
Heag Holding AG

Lewis Akenji is Managing Director of Hot or Cool Institute, a Berlin based think-tank that helps organizations design science-based solutions to climate change. He is the former Executive Director of SEED, a UN partnership promoting entrepreneurship for sustainable development, and Director for Sustainable Consumption and Production at the Institute for Global Environmental Strategies in Japan. He has a MSc. in Sustainable Resource Management and a PhD in Political Economy.

Dr. Lewis Akenji
Hot or Cool Institute

Timo Busch

As a full professor at the School of Business, Economics and Social Science of University of Hamburg and Senior Fellow at the Center for Sustainable Finance and Private Wealth of University of Zurich, Timo Busch teaches courses on corporate sustainability, business strategy & the environment, and sustainable finance. He also is a member of the steering committee on the Science Platform Climate Protection advising the German government.

Prof. Dr. Timo Busch
University of Hamburg

Todd Cort holds several positions at Yale University. He is a Lecturer in Sustainabliity at the Yale School of Management, Faculty Co-Director of the Yale Center for Business and Environment and Faculty Co-Director of the Yale Initiative on Sustainable Finance. His teaching and research focus on the barriers to moving capital (either corporate or investor) to more sustainable investments, with an emphasis on ESG metrics, corporate ESG strategy and investor strategies to evaluate and integrate financially-material aspects of ESG data.

Dr. Todd Cort
Yale University

André Habisch

Andre Habisch serves as full professor of Social Ethics and Social Policy at the Catholic University Eichstätt-Ingolstadt’s Faculty of Business and Economics, where he also coordinates the MA program for Entrepreneurship and Innovation. His research covers sustainability reporting, sustainable consumption, business ethics, sustainable finance, practical wisdom etc. Moreover, he volunteers as Chairman of the Board of Trustees of Bayer Cares Foundation and as Scientific Advisor of the Union of Catholic Entrepreneurs (Cologne).

Prof. Dr. André Habisch
University Eichstaett-Ingolstadt

Thomas Müller-Kirschbaum

Thomas Müller-Kirschbaum has 30+ years top management experience with Henkel in the areas R&D, production and supply chain as well as sustainability and innovation. As co-chair of the Sustainability Council he was responsible for the global sustainability strategy including an early commitment to climate neutrality and circular economy. Thomas now acts as independent expert and advisor for industry and science, e.g. the Fraunhofer CCPE, the Circular Valley Foundation, the AEPW and the CEID. He teaches innovation management at the Niederrhein University of Applied Science.

Prof. Dr. Thomas Müller-Kirschbaum

Prita Leenheer

Prita Leenheer has 30 years of experience in a range of industries executing PR, marketing strategies and unique experiences across the globe. Her strengths lie in handling marketing budgets and developing new revenue streams and markets by thinking out of the box. Using her global partnerships and networks, Prita launched Earth 300, the largest sustainability & climate change multidisciplinary platform to the world in a well-orchestrated PR launch event in March 2021.

Prita S Leenheer-Mathur
Earth 300

Bremley Lyngdoh is the Founder & CEO of Worldview Impact Foundation. He is a climate change and sustainable development professional with over 20 years of experience working with the public and private sector. He has developed a range of innovative projects in Asia, Africa and South America, aimed at producing ecologically sound and economically viable activities, contributing directly to reducing rural poverty, and generating productive sustainable livelihoods for vulnerable local communities.

Dr. Bremley Lyngdoh
Worldview Impact Foundation

Ms. Rademacher has been working as CFO in several companies, especially in the advertising and media industry and as a financial advisor for several media and retail companies for more than 20 years. She is currently the CFO of Markenfilm GmbH & Co. KG, European largest TVC production company. Throughout her career she has been responsible for Finance, HR and IT both in Germany and entities across Europe and Asia. She holds a degree in Business Administration and an MBA from Mannheim Business school with specialization in Finance, Accounting, Negotiation, Managerial Economics, Strategy and European Law.

Tina Rademacher

Philipp Willigmann is a recognized strategic growth transformation leader, bringing extensive experience in helping some of the world’s largest organizations undergo complex change efforts in the midst of great disruption. Philipp serves as Vice President Corporate Strategy at a sustainable, smart infrastructure multinational and is the Founder of U-Path.com, a leadership coaching and early-stage investment firm focused on sustainability. Previously he served as an Associate Principle with Monitor Deloitte and was the Co-Founder of Deloitte’s Global Future of Mobility Practice.

Philipp Willigmann

As Chairwoman of B.A.U.M. e.V., Yvonne Zwick’s focus areas include sustainable economics and corporate management, transparent and relevant reporting, sustainable finance, the Sustainability Code, sustainable procurement, SDGs and corporate political responsibility. She gained experience in all of these topics in her previous work for the German Council for Sustainable Development.

Yvonne Zwick
B.A.U.M. e.V.

Klaus-Michael Ahrend is member of the HEAG Executive Board since 2008. He is part of numerous supervisory bodies, advisory boards, and associations of the municipal economy. He is also a lecturer in energy economics and corporate governance and an honorary professor at Darmstadt University of Applied Sciences. After studying business administration at the University of St. Gallen and completing his doctorate at the University of Trier, he worked as a management consultant at Accenture. He then took over management tasks at the municipal utilities in Offenbach.

Prof. Dr. Klaus-Michael Ahrend
Heag Holding AG

Andre Habisch serves as full professor of Social Ethics and Social Policy at the Catholic University Eichstätt-Ingolstadt’s Faculty of Business and Economics, where he also coordinates the MA program for Entrepreneurship and Innovation. His research covers sustainability reporting, sustainable consumption, business ethics, sustainable finance, practical wisdom etc. Moreover, he volunteers as Chairman of the Board of Trustees of Bayer Cares Foundation and as Scientific Advisor of the Union of Catholic Entrepreneurs.

Prof. Dr. André Habisch
University Eichstätt-Ingolstadt

Todd Cort holds several positions at Yale University. He is a Lecturer in Sustainabliity at the Yale School of Management, Faculty Co-Director of the Yale Center for Business and Environment and Faculty Co-Director of the Yale Initiative on Sustainable Finance. His teaching and research focus on the barriers to moving capital (either corporate or investor) to more sustainable investments, with an emphasis on ESG metrics, corporate ESG strategy and investor strategies to evaluate and integrate financially-material aspects of ESG data.

Dr. Todd Cort
Yale University

Torbjörn Hamnmark has an MBA in Finance and International Business and an Executive MBA in Leading Innovation and has worked in banking and institutional investment management. He is an experienced investment strategist and team leader and today is an advisor to large asset owners. For the past 15 years, he has been with the Swedish National Pension Fund AP3, a USD 50 Billion pension fund serving as a buffer fund in the state income pension system. Since 2014, he has been Head of Strategic Asset Allocation. Torbjörn is also a member of the board of WWF Sweden and the investment committees for Mistra.

Torbjörn Hamnmark
WWF and Mistra Sweden

Thomas Müller-Kirschbaum has 30+ years top management experience with Henkel in the areas R&D, production and supply chain as well as sustainability and innovation. As co-chair of the Sustainability Council he was responsible for the global sustainability strategy including an early commitment to climate neutrality and circular economy. Thomas now acts as independent expert and advisor for industry and science, e.g. the Fraunhofer CCPE, the Circular Valley Foundation, the AEPW and the CEID. He teaches innovation management at the Niederrhein University of Applied Science.

Prof. Dr. Thomas Müller-Kirschbaum

Prita Leenheer has 30 years of experience in a range of industries executing PR, marketing strategies and unique experiences across the globe. Her strengths lie in handling marketing budgets and developing new revenue streams and markets by thinking out of the box. Using her global partnerships and networks, Prita launched Earth 300, the largest sustainability & climate change multidisciplinary platform to the world in a well-orchestrated PR launch event in March 2021.

Prita S Leenheer-Mathur
Earth 300

Bremley Lyngdoh is the Founder & CEO of Worldview Impact Foundation. He is a climate change and sustainable development professional with over 20 years of experience working with the public and private sector. He has developed a range of innovative projects in Asia, Africa and South America, aimed at producing ecologically sound and economically viable activities, contributing directly to reducing rural poverty, and generating productive sustainable livelihoods for vulnerable local communities.

Dr. Bremley Lyngdoh
Worldview Impact Foundation

Ms. Rademacher has been working as CFO in several companies, especially in the advertising and media industry and as a financial advisor for several media and retail companies for more than 20 years. She is currently the CFO of Markenfilm GmbH & Co. KG, European largest TVC production company. Throughout her career she has been responsible for Finance, HR and IT both in Germany and entities across Europe and Asia. She holds a degree in Business Administration and an MBA from Mannheim Business school with specialization in Finance, Accounting, Negotiation, Managerial Economics, Strategy and European Law.

Tina Rademacher

Philipp Willigmann is a recognized strategic growth transformation leader, bringing extensive experience in helping some of the world’s largest organizations undergo complex change efforts in the midst of great disruption. Philipp serves as Vice President Corporate Strategy at a sustainable, smart infrastructure multinational and is the Founder of U-Path.com, a leadership coaching and early-stage investment firm focused on sustainability. Previously he served as an Associate Principle with Monitor Deloitte and was the Co-Founder of Deloitte’s Global Future of Mobility Practice.

Philipp Willigmann

FREELANCERS

Todd Cort holds several positions at Yale University. He is a Lecturer in Sustainabliity at the Yale School of Management, Faculty Co-Director of the Yale Center for Business and Environment and Faculty Co-Director of the Yale Initiative on Sustainable Finance. His teaching and research focus on the barriers to moving capital (either corporate or investor) to more sustainable investments, with an emphasis on ESG metrics, corporate ESG strategy and investor strategies to evaluate and integrate financially-material aspects of ESG data.

Todd Cort

Foster Deibert

Foster Deibert has almost 40 years of experience in the financial services sector, comprising corporate finance, leveraged finance, mergers and acquisitions advisory and structured finance. He is currently an Executive Director at Portigon AG (formerly WestLB AG). In 2004, he established and led for 10 years a Sustainability Management team in the bank’s Management Board Office, focused on ESG issues relating to the bank’s activities. Since 2017, he has been advising international NGOs on sustainability issues, in particular climate and human rights, as well as working with other parties on projects in the field of sustainability.

Foster Deibert

Gina Kanhai

Gina Kanhai supports PI with her expertise, especially in the environmental dimension, in KPI and sustainability strategy development, workshop moderation, change processes, establishing monitoring processes, project management and due diligence. She held team lead roles working on sustainability in the private sector at KPMG and the global youth organization AIESEC e.V. Additionally, she worked in the area of development support at the GIZ, the WHO and KfW DEG.

Gina Kanhai

“Positive impacts represents for me a thrilling opportunity to express my love for life and make an authentic contribution to the world. As a five language speaker and freshly graduated Strategic Management MSc student I am excited to bring an international mindset and further bridge the gap between sustainability and business to maximize benefits for all”

                Giulia Falchi                   Consultant

Anita Demiri

Consultant

Todd Cort holds several positions at Yale University. He is a Lecturer in Sustainabliity at the Yale School of Management, Faculty Co-Director of the Yale Center for Business and Environment and Faculty Co-Director of the Yale Initiative on Sustainable Finance. His teaching and research focus on the barriers to moving capital (either corporate or investor) to more sustainable investments, with an emphasis on ESG metrics, corporate ESG strategy and investor strategies to evaluate and integrate financially-material aspects of ESG data.

Todd Cort

Foster Deibert has almost 40 years of experience in the financial services sector, comprising corporate finance, leveraged finance, mergers and acquisitions advisory and structured finance. He is currently an Executive Director at Portigon AG (formerly WestLB AG). In 2004, he established and led for 10 years a Sustainability Management team in the bank’s Management Board Office, focused on ESG issues relating to the bank’s activities. Since 2017, he has been advising international NGOs on sustainability issues, in particular climate and human rights, as well as working with other parties on projects in the field of sustainability.

Foster Deibert

Gina Kanhai supports PI with her expertise, especially in the environmental dimension, in KPI and sustainability strategy development, workshop moderation, change processes, establishing monitoring processes, project management and due diligence. She held team lead roles working on sustainability in the private sector at KPMG and the global youth organization AIESEC e.V. Additionally, she worked in the area of development support at the GIZ, the WHO and KfW DEG.

Gina Kanhai

“Positive impacts represents for me a thrilling opportunity to express my love for life and make an authentic contribution to the world. As a five language speaker and freshly graduated Strategic Management MSc student I am excited to bring an international mindset and further bridge the gap between sustainability and business to maximize benefits for all”

                Giulia Falchi                   Consultant