Our Team

We are more than 130 passionate experts across 8 offices in Europe, the US, and Asia.

Our Senior Team

Étienne Cadestin

Founder & Global CEO

Etienne founded Longevity Partners in 2015. Prior to that, Etienne worked at Knight Frank, JLL and the United Nations Environment Programme (the leading global environmental authority that sets the global environmental agendas).

Etienne founded Longevity Partners in 2015. Prior to that, Etienne worked at Knight Frank, JLL and the United Nations Environment Programme (the leading global environmental authority that sets the global environmental agendas).

Etienne has more than a decade of experience in sustainable property investment and strategy. He currently advises the largest property investment companies in Europe and is on the board of Orée, the leading French think tank on Biodiversity, circular economy and ESG reporting.

Last year, Etienne won the EG Awards in the category ‘Future of Real Estate’. Before that, Etienne was picked to be an Estate Gazette’s ‘Property Rising Star’ and nominated for numerous awards as one of the most active young leaders in the sustainability and real estate industries. He regularly speaks at high-level events, giving his vision for smart cities, carbon neutral buildings, wellbeing in the work place and the future of the real estate industry.

Etienne graduated from the London School of Economics. A keen sportsman, Etienne has run nine marathons and enjoys playing tennis, sailing, skiing, cycling and golf. He is married with a daughter and a son.

Louise Ellison

Chief Commercial Officer

Louise Ellison joined Longevity Partners’ board as a senior advisor in 2019 and was appointed as Longevity Partners’ global Chief Commercial Officer in 2021.

Louise Ellison joined Longevity Partners’ board as a senior advisor in 2019 and was appointed as Longevity Partners’ global Chief Commercial Officer in 2021. Louise heads the development of tailored programmes for our partners to achieve their current and future ESG and climate goals. As a member of our Executive team, Louise also advises the Board on strategy and governance.

Louise was previously Group Head of Sustainability at Hammerson PLC, one of the UK’s leading property development and investment companies.

Roger Toussaint

Managing Director Netherlands

Having been active in the field of sustainable urban development since 2012, Roger joined Longevity Partners as Managing Director for the Netherlands.

Having been active in the field of sustainable urban development since 2012, Roger joined Longevity Partners as Managing Director for the Netherlands. He has a bachelor’s degree in Regional Development and Innovation and a master’s degree in Sustainable Development – Environmental Governance.
Roger joined Longevity Partners from OPPS, where he worked as a public procurement consultant on integrated contracts (DBFMO) for sustainable & healthy buildings, and previously worked at TNO (The Netherlands Organisation for Applied Scientific Research) on low-carbon climate resilient cities. Roger has as a strong motivation to accelerate the transition towards sustainable cities through strategic advice, benchmarking and by connecting people, initiatives and innovations.
In addition to his work in sustainability, Roger is a board member of Stichting Flor Ayuda, a Dutch charitable foundation for deprived children in Guatemala. Roger is a tennis player, coffee drinker, a movie enthusiast and has a passion for photography.

Carolin Meier

Associate Director Germany

Carolin joined Longevity Partners in December 2021 after over seven years of experience as an architect in design, development and construction quality management of large-scale, complex projects.

Carolin joined Longevity Partners in December 2021 after over seven years of experience as an architect in design, development and construction quality management of large-scale, complex projects. She delivered two of the most striking building projects in Switzerland for the world-renowned, Pritzker-Prize winning architecture firm Herzog & de Meuron. With a Bachelor and Master degree in Architecture, she has been inspired by and driving forward an architecture approach centred around sociology, phenomenology, psychology, environmental impact and accountability regarding every aspect of development and realization of the built environment. During her educational and professional path, she has gained valuable experience with implementing sustainable solutions as well as the efficiency and accuracy of project processes incorporating tools such as building information modelling, parametric design, and digital- and pre-fabrication.

Carolin’s insatiable curiosity about nature, climate, sociology and psychology brings forth her concern for environmental and human health that make her strive for the development of sustainable and resilient buildings and cities filtered towards a human scale. Beyond that, Carolin is passionate about surfing and sailing. She is an enthusiastic swing, blues and tango dancer, and seeks further outlets for her creativity within writing poetry and short stories, photography, and painting on all kinds of surfaces with all kinds of pigments. 

 

Laure Ferrand

Associate Director France & Belux

Laure joined Longevity Partners as Senior Energy and Sustainability Consultant, strong of several years’ experience in Energy Performance Contracting for a large CAC40 company. She is now Longevity’s Associate Director France.

Laure joined Longevity Partners as Senior Energy and Sustainability Consultant, strong of several years’ experience in Energy Performance Contracting for a large CAC40 company. She is now Longevity’s Associate Director France. Having a Master’s Degree of Engineering and a MBA, she acquired skills to successfully deliver large scale energy projects. She has also pursued  a 3-year entrepreneurial journey before joining Longevity, adding to her business and strategic thinking skills.

Laure is an advocate of business doing good and an innovation supporter.

Varun Rai

Director, Head of Net Zero Carbon Buildings

Varun joined Longevity in early 2022 as Director, Head of Net Zero Carbon Buildings USA. He is also the Walt and Elspeth Rostow Professor and the Associate Dean for Research in the LBJ School of Public Affairs at the University of Texas at Austin.

Varun joined Longevity in early 2022 as Director, Head of Net Zero Carbon Buildings USA. He is also the Walt and Elspeth Rostow Professor and the Associate Dean for Research in the LBJ School of Public Affairs at the University of Texas at Austin. At Longevity, he runs the US department for Net Zero Carbon. Until recently, he was the Director of the Energy Institute at UT Austin. He has been a Global Economic Fellow, and during 2013–15 he was a commissioner for the vertically-integrated electric utility Austin Energy (~$1.4 billion annual revenue). In 2016, the Association for Public Policy Analysis & Management (APPAM) awarded him the David N. Kershaw Award and Prize, which “was established to honor persons who, at under the age of 40, have made a distinguished contribution to the field of public policy analysis and management.” Varun holds an MS and a Ph.D. in mechanical engineering from Stanford University and a bachelor’s in mechanical engineering from the Indian Institute of Technology (IIT) Kharagpur.

 

 

Molly Polk

Director of ESG Strategy USA

Molly joined Longevity in early 2022 after having previously served as Director of Sustainability Studies at the University of Texas at Austin, where she earned a PhD in Geography. At Longevity, Molly is leading a team of analysts and consultants across the US and is overseeing ESG Strategy and project delivery.

Molly joined Longevity in early 2022 after having previously served as Director of Sustainability Studies at the University of Texas at Austin, where she earned a PhD in Geography. At Longevity, Molly is leading a team of analysts and consultants across the US and is overseeing ESG Strategy and project delivery. She is also developing new service lines along with quality assurance. During her academic career, Molly developed the sustainability bachelor’s degree program and conducted policy-relevant research in Peru on the effects of climate change on mountain ecosystems and communities that was funded by the National Science Foundation. Prior to The University of Texas, Molly co-founded a boutique commercial real estate firm that represented buyers and sellers of investment properties and land.

Molly earned a B.A. in Latin American Studies from Vanderbilt University, an M.A in Latin American Studies and a Ph.D. in Geography from The University of Texas at Austin. She speaks Spanish and holds the CCIM designation. During her free time, you can find Molly pedalling gravel roads or trying to convince a fish to eat a fly.

Alessandro Trematerra

Associate Director, Head of Energy and Environmental Services – UK and Southern Europe

Alessandro joined Longevity Partners in 2021 as Senior Energy and Innovation Consultant.

Alessandro joined Longevity Partners in 2021 as Senior Energy and Innovation Consultant. He has more than ten years of experiences in the energy, oil and gas and renewable energy sectors, working for various companies in different countries and geographical regions (Italy, Middle East and UK&I). 

As a member of the Energy Institute (MEI), he has completed an MSc. in engineering and two postgraduate courses in the energy and environment field. As energy expert and Project Manager, he has worked specifically on solar PV projects and low-carbon technologies. He has managed several energy efficiency and energy management projects for industrial and commercial clients, guaranteeing cost and energy savings and optimising the performances of the buildings. Besides his passion for sustainability, innovation, smart buildings and smart cities, he also has a good  grasp of business. Alessandro is a good swimmer and tennis player and enjoys cooking in his spare time.

Anthony Maguire

Director at Longevity Power

Anthony joined Longevity in 2017, having worked previously for JLL’s Upstream team focussing on sustainability solutions within the commercial real estate sector. 

Anthony joined Longevity in 2017, having worked previously for JLL’s Upstream team focussing on sustainability solutions within the commercial real estate sector. Since joining Longevity, he has helped to build out its core services around onsite and offsite renewable energy and electric vehicle charging deployment and has successfully overseen the installation of numerous projects. Anthony passionately believes that the clean energy transition should be viewed as an opportunity and as Director of Longevity Power, his role is to find solutions to ensure that real estate investors and commercial occupiers are able to fully realise the potential of this opportunity.

Anthony holds an MSc in Environmental Technology from Imperial College, London and a Bachelor’s degree in Geography from University College London.

Ding Li

Senior Strategy Consultant & Business Unit Lead

Ding Li leads Longevity Partners’ Strategy service across the group. She and her team advise on ESG strategies and implementation, science-based net-zero roadmaps and social value across the property landscape.

 

Ding Li leads Longevity Partners’ Strategy service across the group. She and her team advise on ESG strategies and implementation, science-based net-zero roadmaps and social value across the property landscape.

With eight years of experience in the ESG field, Ding works across Europe, America, and the Asia Pacific region. She marries her knowledge in strategic planning and experience working in rating agencies and engineering firms to develop ESG strategies that are ambitious and practical. As of Q2 2022, Longevity Partners developed ESG Strategies and provided ongoing ESG management support for over 40 companies and funds across 25 countries.

Accoladed by GreenBiz within its 2018 class of 30 under 30, Ding is a Social Return On Investment (SROI) Accredited Practitioner and holds a Master’s degree in Environmental Engineering and Management.

 

Divya Hariramani Herrero

Senior Sustainability Design and Wellbeing Consultant

Divya, Senior Sustainable Design Consultant, joined Longevity Partners in 2017. She specializes on asset level ESG strategy focusing on a holistic implementation of net zero carbon, social and innovation initiatives during the design process.

Divya, Senior Sustainable Design Consultant, joined Longevity Partners in 2017. She specializes on asset level ESG strategy focusing on a holistic implementation of net zero carbon, social and innovation initiatives during the design process. She developed our sustainable design and health & wellbeing service line in 2020.

Peter Howle

Senior Sustainability and Energy Consultant

Peter joined Longevity Partners in 2022.  Having started his career as an architect, he has designed innovative buildings of exceptional environmental performance, working across Europe and North America. 

 

Peter joined Longevity Partners in 2022.  Having started his career as an architect, he has designed innovative buildings of exceptional environmental performance, working across Europe and North America. 

He studied Architecture and Urban Design at the University of Cambridge and worked at two of the UK’s leading architectural practices, including AHMM, recipient of the coveted Stirling Prize.  Developing from his keen interest in the natural environment, Peter specialised in green building construction, achieving industry leading Passivhaus and BREEAM ratings across his schemes. At a strategic level, Peter has developed masterplans and worked in policy, striving to create vibrant and inclusive urban environments.

A keen creative, Peter is passionate about cooking, writing, art and entrepreneurship. As a sportsperson, he loves rowing and cycling.

Agathe Kuhn

Senior Policy Consultant

Agathe joined Longevity Partners as a Senior Policy Consultant in 2021. She previously worked at the Climate Group and the European Climate Foundation, where she developed strong expertise in climate and sustainability with a focus on policy analysis, resource mobilisation and project management.

 

Agathe joined Longevity Partners as a Senior Policy Consultant in 2021. She previously worked at the Climate Group and the European Climate Foundation, where she developed strong expertise in climate and sustainability with a focus on policy analysis, resource mobilisation and project management.

She holds a Master’s Degree in Political Science and EU Policy from Sciences Po Grenoble.

Olivia O'Brien

Senior Climate Consultant

Olivia, Senior Climate Consultant, joined Longevity Partners as a Sustainability Analyst in 2018. During this time, she has gained extensive experience across the services of strategy, secondments and certifications before developing our Climate Resilience service line in 2020. 

Olivia, Senior Climate Consultant, joined Longevity Partners as a Sustainability Analyst in 2018. During this time, she has gained extensive experience across the services of strategy, secondments and certifications before developing our Climate Resilience service line in 2020.  She continues to lead this service line alongside conducting her third part-time secondment, managing all global instructions to assist clients in identifying, quantifying and mitigating projected climate-related risks at all levels.

 She has an MA (Hons) in French and Geography from the University of St Andrews during which time she focused predominantly on climate change science and policy. Prior to joining Longevity Partners, she worked on sustainable livelihood development in rural Nicaragua and at the United Nations Environment Programme (Geneva) evaluating their international projects while focusing on stakeholder engagement.

Benjamin Watkins

Senior ESG Strategy and Reporting Consultant & Business Unit Lead

Ben joined Longevity Partners in 2019 as a Sustainability & Energy Analyst and is today a Senior ESG Strategy & Reporting consultant.

Ben joined Longevity Partners in 2019 as a Sustainability & Energy Analyst and is today a Senior ESG Strategy & Reporting consultant. He graduated from the University of Manchester with an B.Sc. (Hons) in Geography with International Study. He focussed on climate change and environmental issues before moving on to the University of Edinburgh to study the interdisciplinary course M.Sc. Energy, Society and Sustainability, focusing more heavily on renewable energy.

Jehona Hoxha

Global Head Of HR

Jehona has 8 years of experience in managing different elements of HR. She has previously worked at a leading private aviation firm overseeing HR in the UK, Europe & ME for 4 years. 

Jehona has 8 years of experience in managing different elements of HR. She has previously worked at a leading private aviation firm overseeing HR in the UK, Europe & ME for 4 years.  She has a key interest in: 

  • Recruitment & selection
  • Performance management
  • Learning & development
  • Succession planning
  • Compensation and benefits
  • HR data and analytics

She is a strong believer that HR is a central pillar of many organizations.  All core functions are linked by a concern for employee well-being and ensuring organizations treat employees in a way that provides mutual benefit for both employee and organization. 

In her spare time, she runs her own property organization company, takes long bike rides on the weekend, joins HR conventions, and most importantly, she is enjoying every moment of life!  

Our Advisory Board

Roger Baumann

Non-Executive Director and Chair Of The Remuneration Committee UK

Roger Baumann joined Longevity in 2019 as a non-executive Director and Chair of the Remuneration Committee. Roger Baumann brings 20 years of business experience in Real Estate, Consulting, Product Development, IT, Finance, Sustainability and Operations. 

Roger Baumann joined Longevity in 2019 as a non-executive Director and Chair of the Remuneration Committee. Roger Baumann brings 20 years of business experience in Real Estate, Consulting, Product Development, IT, Finance, Sustainability and Operations. His most recent position was as COO & Head Sustainability Global Real Estate for Credit Suisse Asset Management in Zürich, Switzerland and as Managing Director for the Credit Suisse German entity, Credit Suisse Asset Management KAG, based in Frankfurt. He has just joined Zurich Insurance Group Ltd. as COO & Head Product Development Global Real Estate based in Zürich effective September 30, 2019. Roger has a Civil Engineering Degree from ETH Zurich and holds an international MBA from the State University of New York. In addition, he is a Member of the Royal Institution of Chartered Surveyors (MRICS) and a member of the European Investment Committee of the EU-funded research project CRREM (Carbon Risk Real Estate monitor).

Clémence Bechu

Board Member Longevity Partners France & Belux

Clémence has a MSG from the University Dauphine Paris, and a Masters in International Project Management from the ESCP. 

 

Clémence has a MSG from the University Dauphine Paris, and a Masters in International Project Management from the ESCP. 

She has developed a career open to the world and cultures; the 2 years she spent in China between 2002 and 2005 allowed her to discover the inherent structural link between urban and societal revolution, on a large scale, already supporting the agency on the development of local projects: the renovation of the Qianmen district in Beijing, and the extension of the city of Pingyao. With her experience and real passion for research, technology and the emergence of new markets, she trained in Strategy Consulting at Capgemini Consulting before creating and developing an innovative urban logistics start-up, ” WineSitting ”.

In 2014, she decided to join the agency as Director of Development, to implement a development strategy focused on innovation and sustainable urban planning. She is implementing a project-based approach that directs the culture of the family-owned, century-old agency towards the future. Very involved in the development of biomimetic innovation alongside the CEEBIOS, within which she co-founded the Biomim’City Lab, as well as in various works related to the city’s climate issues, Clémence is developing numerous new projects, all inspired by nature.

This commitment for sustainable cities has led her to become a partner of the Société Française d’Urbanisme. Clémence won the “Choiseul City of Tomorrow” ranking, promotions 2019 and 2020, as well as a director of Real Estech and member of the Mission Committees of the Frey group and of the ELAN company.

Clémence loves writing, inventing stories and poems. She is married and the mother of 2 children with whom she conducts a whole lot of experiments to satisfy her thirst for science

Yvon Martinet

Board Member Longevity Partners France & Belux

Yvon joined Longevity Partners as a member of the board of directors in 2021. Considered to be one of the most eminent lawyers in environmental law in France, he was notably named Chevalier de l’Ordre National du Mérite in 2006. 

Yvon joined Longevity Partners as a member of the board of directors in 2021. Considered to be one of the most eminent lawyers in environmental law in France, he was notably named Chevalier de l’Ordre National du Mérite in 2006. He is a former vice-president of the order and former member of the council of the Paris Bar Association. Yvon Martinet has solid experience in real estate law and industrial environment law, both nationally and internationally. Since 2003, he has been an expert at the French Institute of International Legal Experts (I.F.E.J.I), in environmental, natural resources and food law.

Jürgen Fenk

Member Of The Advisory Board Of Longevity Partners Germany

Jürgen Fenk joined the advisory board of Longevity Partners Germany in 2021. Jürgen is the CEO of Primonial REIM and has more than 30 years of experience in the real estate industry. 

Jürgen Fenk joined the advisory board of Longevity Partners Germany in 2021. Jürgen is the CEO of Primonial REIM and has more than 30 years of experience in the real estate industry. He is also a Governing Trustee of the Urban Land Institute (ULI), having previously served as Chair of ULI Europe. As a member of the German advisory board, Jürgen Fenk provides strategic advice to the German and global management teams.

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