Our diverse network of experts shapes our collaborative approach. The network currently includes over 45 people who are leaders in their respective fields and come from the buildings and construction sector as well as a diverse range of additional professional backgrounds, such as energy efficiency, policy reform, climate change, health, education, finance and economic development.

South Asia

Dr. Satish Kumar
President and Executive Director of AEEE

Dr. Satish Kumar, Executive Director of the Association for an Energy Efficient Economy, (AEEE) Delhi, India. Satish has been a member of the GBPN Technical Advisory Committee and served on GBPN’s Board of Directors for two years… See more.

Dr. Saket Sarraf
Principal at ps Collective

Dr. Saket Sarraf is the founder and Principal at ps Collective, a collaborative platform for advocacy, research, policy analysis, and consultancy that works on issues related to… See more.

Shatakshi Suman
Director at I-Con Architects & Urban Planner

Shatakshi Suman is Senior Research Associate at the Alliance for an Energy Efficient Economy. With more than nine years experience in policy advocacy, building energy code development and… See more.

Aarti Nain
Energy Efficiency Specialist

Aarti Nain is an energy efficiency policy specialist with expertise in healthy and net zero energy buildings, sustainable cooling, energy efficiency financing and ESCOs, utility DSM programs and market development for… See more.

Jaydatt Vaishnav
Director at I-Con Architects & Urban Planner

Jaydatt Vaishnav has been leading I-Con Architects & Urban Planners since 2010 and Livingroots Environmental Design Studio since 2019 & Conifur since 2017. He has designed several… See more.

Shravani Tummalapalli
Project Associate at the Climate Centre for Cities, NIUA

Shravani Tummalapalli is a Project Associate and Researcher at the National Institute of Urban Affairs (NIUA). Shravani is also a Core Working Group member of GBPN’s JINDA-Gujarat Core Working Group, where she… See more.

 Tanmay Tathagat
Director at Environmental Design Solutions (EDS)

Tanmay Tathagat leads Environmental Design Solutions (EDS). EDS is a multidisciplinary consulting firm working on climate change policies, energy… See more.

Ashok Behari Lall
Principal of Ashok B Lall Architects

Ashok Behari Lall has been leading the Ashok B Lall Architects since 1981. He is committed to environmentally sustainable and socially responsible architectural practices. With an interest and expertise in… See more.

Selvarasu Maru
Managing Director at LEAD Consultancy and Engineering Services (India) Pvt Ltd, Bengaluru
Selvarasu Maru is the Managing director of LEAD Consultancy and Engineering Services, One of the market Leaders in MEP and green design in India. He has over 30 years of experience in… See more.

Ashu Gupta
Managing Partner of Design2Occupancy Services LLP

Ashu Gupta is the managing partner of Design2Occupancy Services LLP, a leading consulting organization providing a wide range of services in green building certification facilitation, energy and… See more.

Southeast Asia

Dr. Muhammad Nur Fajri Alfata

Muhammad Nur Fajri Alfata is a researcher at the Directorate of Engineering Affairs for Human Settlements and Housing, Ministry of Public Works and Housing, the Republic of Indonesia. His main research interest is energy conservation in… See more.

Dr. Noor Suzaini Binti Mohamed Zaid
Lecturer at University of Malaya

Dr. Suzaini Zaid is currently teaching at the Department of Building Surveying in the Faculty of Built Environment, University of Malaya. She has teaching and research experience in the fields of… See more.

Dr. Woerjantari Soedarsono 
Lecturer at Bandung Institute of Technology

Since 1988, Dr. Woerjantari K. Soedarsono, better known as Ririn, has been a lecturer at Institut Teknologi Bandung (ITB), where she teaches undergraduate and master students in… See more.

Totok Sulistiyanto Wardoyo
Director of PT Narama Mandiri

Totok Sulistiyanto is the director of PT Narama Mandiri. Green Building and Energy Audit are among his core expertise and he has been running an… See more.

Yodi Danusastro
Director of Yodaya Hijau Bestari

Yodi Danusastro founded Yodaya Hijau Bestari – Indonesian based Green Building Consultant in 2014 and has led it since then. His company provides green building assisting services and… See more.

Jimmy Siswanto Juwana
Faculty member and PhD candidate at Trisakti University

Jimmy Siswanto Juwana is a faculty member and Subject Matter Expert for Prodi Architecture at Trisakti University, since 1979. Currently, Jimmy is working on his… See more.

David Sagita
Board of Advisor at Center for Climate and Urban Resilience

David Sagita is the co-founder of Nusa Gastronomy Foundation and sits on the Board Of Advisors at Yayasan Ayo Lestarikan Kota. He is a member of GBPN’s HIDUP Core Working Group in… See more.

Dr. Hanny Berchmans
Director of Advance Energy System in USAID

Dr. Hanny Berchmans is the director of Advance Energy System in USAID – SINAR, where he leads clean energy project programmes. His clients include renewable energy developers, investors, banks, financial… See more.

Assoc Prof. Ibu Poppy Ismalina
Associate Professor in Economics at the University of Gadjah Mada

Dr. Poppy Ismalina is an Associate Professor in economics at the University of Gadjah Mada, Indonesia. Her research interests include Economic Valuation for Environmental and Natural Resources… See more.

Jon Respati
Chairman of Indonesia Energy Conservation and Efficiency Society (MASKEEI), Founder and President of Indonesia Institute for Energy Evaluation

Jon Respati established and has been leading Indonesia Energy Conservation and Efficiency Society (MASKEEI) since 2014, where he partners with the Indonesian government and… See more.

Prof. Ida Ayu Dwi Giriantari
Professor in Electrical Engineering at Udayana University, Indonesia

Ida Ayu Dwi Giriantari is Professor in the Electrical Engineering Department at Udayana University, Indonesia. She leads the Center for Community Based Renewable Energy (CORE) at Udayana University, which is one of seven centres of excellence in… See more.

Sandra Pranoto
Senior Advisor at Global Buildings Performance Network (GBPN)

Sandra Pranoto is an advocate of green building, policy reforms, and investment climate with over 20 years of professional experience in managing various projects in Indonesia and East Asia. At GBPN, Sandra’s various contributions include… See more.

Dr. Jatmika Adi Suryabrata
Lecturer at the University of Gadjah Mada, Yogyakarta, Indonesia

Dr. Jatmika Adi Suryabrata is a lecturer at the Department of Architecture and Planning, University of Gadjah Mada, Yogyakarta, Indonesia. His expertise and interest areas straddle green buildings, bioclimatic designs, architectural technologies, and… See more.

Fabby Tumiwa
Executive Director of the Institute for Essential Services Reform (IESR)

Fabby Tumiwa is an energy transition strategist and the Executive Director of the Institute for Essential Services Reform (IESR), an Indonesian think tank in… See more.

Dr. Alyas Widita
Lecturer at Gadjah Mada University, Indonesia

Alyas Widita is a lecturer at Gadjah Mada University, where he builds on his expertise to deliver research-driven insights and educational programs in urban planning and… See more.

Associate Professor Eka Permanasari
Associate Professor at Monash University, Indonesia

Eka Permanasari is an Associate Professor in urban design, architecture, and Southeast Asian Studies at Monash University, Indonesia. She has led international research such as Cross-cultural Community-based Strategies for… See more.

Assoc Prof. Grace Wangge
Associate Professor of Public Health at Monash University Indonesia

Grace Wangge is an associate professor of Public Health at Monash University Indonesia. Her expertise includes methodology and regulations of late-stage clinical trials (especially on non-inferiority trials), systematic review, meta-analysis, and development of… See more.

Florentius Fanny Hendro Gunawan
Coordinator for Technical Assistance and Cooperation of Energy Conservation at the Ministry of Energy and Mineral Resources, Indonesia

Florentius Hendro Gunawan leads energy efficiency initiatives of the Ministry of Energy and Mineral Resources (ESDM), Indonesia. His expertise includes energy policies… See more.

East Asia

Dr. Hao Bin

Hao Bin is Senior Expert for the GBPN executive team. Hao Bin is chief of the Building Energy Efficiency Division at the Centre of Science and Technology of Construction (CSTC), MOHURD. He… See more.


Dr. Ezilda Costanzo
Senior researcher at ENEA

Dr. Ezilda Costanzo is a researcher at ENEA Department of Energy Technologies and Renewables. Her skills and expertise straddle Energy Policy, Sustainable Construction and Cities, Energy Performance in Buildings… See more.

Dan Staniaszek
Senior Expert at BPIE

Dan Staniaszek is a senior expert of Buildings Performance Institute Europe (BPIE). He has been engaged with the GBPN family since 2011 on topics such as policy appraisal, modelling, financing, knowledge management and… See more.

Oliver Rapf
Senior Expert at BPIE

Oliver Rapf is the executive director of Buildings Performance Institute Europe (BPIE), a think-tank with a focus on energy and the built environment. He is an expert in NGO management and strategy development, private sector climate change strategies, energy and… See more.

Prof. Diana Ürge-Vorsatz
Professor at Central European University

Diana Ürge-Vorsatz is a full professor of Environmental Sciences at Central European University (CEU). Her research areas straddle building energy use, energy and building policies… See more.

Laurent Deleersnyder
Head of Unit at Direction Régionale de l’Environnement, de l’Aménagement et du Logement (DREAL)

Laurent Deleersnyder is the Head of Unit at DREAL and builds on his expertise in energy efficiency and sustainable development policies to design and implement… See more.

Latin America and the Caribbean

Prof. Roberto Lamberts
Professor at the Federal University of Santa Catarina, Brazil

Roberto Lamberts is a full professor at the Federal University of Santa Catarina, Brazil, and leads the Energy Efficiency Laboratory in Buildings (LABEEE), which aims… See more.

Cesar Ulises Trevino
General Director of Bioconstruction and Alternative Energy

Cesar Ulises Trevino is the founder and general director of Bioconstruction and Alternative Energy, a pioneering and leading consulting company… See more.

Evangelina Hirata
General Director of Organismo Nacional de Normalización y Certificación de la Construcción y Edificación, S.C. (ONNCCE), Mexico

Evangelina Hirata is the General Director of ONNCCE, a Mexican standards development organization (SDO). Her areas of expertise straddle… See more.


Philip Harrington
Principal of Strategy. Policy. Research

Philip Harrington is the founder and principal of “Strategy. Policy. Research”, an ecosystem of consulting economists, researchers and analysts who specialise in making the business case for… See more.

Assoc Prof. Peter Bragge
Director, Monash Sustainable Development Institute Evidence Review Service; Lead Monash-McMaster Social Systems Evidence partnership

Associate Professor Peter Bragge specialises in translating research evidence into practice and policy to address challenges faced in health and… See more.

Dr. Julie Roberts
Senior Lecturer and Project Manager at Monash University

Dr. Julie Roberts is a senior lecturer and project manager at Monash University, Melbourne, Australia, where she teaches Design Thinking into the… See more.

Assoc Prof. Ari Seligmann
Associate Professor and Associate Dean of Education for the Art, Design & Architecture Faculty, Monash University, Australia

Ari Seligmann coordinates the history and theory stream and leads Monash Architecture’s integrated operative history program. His research examines… See more.

Prof. Tony Capon
Director of Monash Sustainable Development Institute, Monash University, Australia

Tony Capon is a professor of planetary health at Monash University and directs the Monash Sustainable Development Institute (MSDI). He brings together… See more.


Prof. Ian Hamilton
Professor of Energy, Environment and Health at the UCL Energy Institute, University College London (UCL)

Ian Hamilton is a Professor of Energy, Environment and Health at the UCL Energy Institute, where he works on the nexus of energy, environment and health in the built environment. His work focuses on… See more.

Adam Hinge
Managing Director of Sustainable Energy Partnerships

Adam Hinge is the managing director of Sustainable Energy Partnerships, a small consulting firm specializing in energy efficiency programs and… See more.

Prof. Greg Foliente 
Professor at the University of Melbourne and Director of nBLue Pty Ltd

Greg Foliente is an academic, research scientist and expert consultant in sustainable and resilient built environment, and in climate mitigation and adaptation. He is a conference speaker, workshop… See more.

Jane Henley
Chief Navigator of Growthlines Ltd.

At the forefront of the International Green Building movement for more than 13 years, Jane led the World Green Building Council from 2010-2015. She has advised governments on… See more.

Meredydd Evans
Senior Staff Scientist at PNNL

Meredydd Evans is a Senior Expert for the GBPN executive team. She is an energy policy and finance expert with over 20 years of international experience and has worked on energy efficiency and clean… See more.


GBPN runs innovative building policy reform programs in key regions around the world that aim to tackle the climate emergency. Stay up to date with our bi-monthly newsletter.