Environment & Cleantech

Skilled professionals dedicated to innovative technologies and practices that reduce environmental impact and promote sustainability

Namrata Agrawal

Namrata Agrawal

Driving passion for Accessibility and Sustainability using AI and Technology around the World !

Driving passion for Accessibility and Sustainability using AI and Technology around the World ! Show more

Valeria Salis

Valeria Salis

As a Green Software Advocate and Tech Sustainability Consultant, my mission is helping companies and professionals build more sustainable, low-carbon digital solutions. Since discovering technology's environmental impact in early 2023, I've become a recognized speaker at major tech conferences and co-founded Green Software Italia community. I believe in responsible technology that creates positive impact for both businesses and the environment.

As a Green Software Advocate and Tech Sustainability Consultant, my mission is helping companies and professionals build more sustainable, low-carbon digital solutions. Since discovering technology's environmental impact in early 2023, I've become a ... Show more

Ines Akrap

Ines Akrap

Ines Akrap is a Frontend Engineer, Google Developer Expert, and co-author of Building the Sustainable Web. She is a Solutions Engineer at Storyblok and co-chairs the W3C Sustainable Web Interest Group, where she helps shape global guidelines for a more resilient web.

Her talks and writing explore the decisions behind the code. What we choose to build, what we choose to leave out, and how those choices shape the web we leave behind. She speaks about web performance, sustainability, and the craft of building for real users under real constraints.

When not at her laptop, she is practicing real-world constraints with two small humans.

Ines Akrap is a Frontend Engineer, Google Developer Expert, and co-author of Building the Sustainable Web. She is a Solutions Engineer at Storyblok and co-chairs the W3C Sustainable Web Interest Group, where she helps shape global guidelines for a mo... Show more

Matt "Kelly" Williams

Matt "Kelly" Williams

Waste is a bug.

Matt “Kelly” Williams is the founder of Making Software Greener and CEO of the Sustainable IT Manifesto Foundation. He helps engineers see how architecture, DevOps, and AI shape performance, cost, and sustainability—and why they’re really the same problem.

With over three decades in IT, Kelly has worked across DevOps, cloud computing, and software architecture. He serves on the advisory board of the Green Computing Foundation and speaks internationally about sustainable software, developer agency, and the hidden inefficiencies that shape modern systems.

He has always wanted to be a Renaissance person; perhaps one day he will be. In the meantime, he explores sustainable computing, photography, tabletop game design, weaving, cooking, and wandering the mountains near Loveland, Colorado.

Systems remember every decision we make.

Waste is a bug. Matt “Kelly” Williams is the founder of Making Software Greener and CEO of the Sustainable IT Manifesto Foundation. He helps engineers see how architecture, DevOps, and AI shape performance, cost, and sustainability—and why they’re... Show more

Kristina Devochko

Kristina Devochko

Kristina Devochko is a platform engineer, tech content creator, speaker and tech community contributor based in Norway. She focuses on all things cloud native, Kubernetes, cloud security and green tech.

Kristina Devochko is a platform engineer, tech content creator, speaker and tech community contributor based in Norway. She focuses on all things cloud native, Kubernetes, cloud security and green tech. Show more

Dennis Adolfi

Dennis Adolfi

With a strong passion for Sustainable Technology and Agentic AI, Dennis has been an active member of the Microsoft & Umbraco community well over a decade, writing hundreds of articles, tutorials, speaking at conferences, meetups, contributing to open source projects, youtube videos, podcasts, forums etc. for which he has been awarded 4x Microsoft MVP (Azure AI Foundry, Trustworthy AI and Developer Technologies), 7x Umbraco MVP, Top 3 Open Source contributor in Sweden 2024 and Top 5 Developers in Sweden 2023.

With a strong passion for Sustainable Technology and Agentic AI, Dennis has been an active member of the Microsoft & Umbraco community well over a decade, writing hundreds of articles, tutorials, speaking at conferences, meetups, contributing to open... Show more

Olivier Bierlaire

Olivier Bierlaire

Ex-first dev team of Canva, I've worked at Elastic, and now focused on founding in sustainability in IT. With Rebase.green we focus on reducing energy waste in software industry. Based in Nantes, France.

Ex-first dev team of Canva, I've worked at Elastic, and now focused on founding in sustainability in IT. With Rebase.green we focus on reducing energy waste in software industry. Based in Nantes, France. Show more

Alain Delachaux

Alain Delachaux

Je suis tombé dans la marmite Agile en 2018, après 17 ans de vie dans l'IT et la conception de produits.
D'abord Product Owner, puis Scrum Master. Aujourd’hui, j’accompagne les équipes dans leur découverte de l’Agilité.
Je me considère comme agnostique en matière d’Agilité. Pour moi les frameworks sont des outils utiles, à condition d’être bien compris et utilisés avec discernement.
Mon objectif est de rester fidèle au Manifeste Agile et à son esprit, tout en étant attentif aux impacts humains, organisationnels et environnementaux — notamment en promouvant un numérique responsable.

Je suis tombé dans la marmite Agile en 2018, après 17 ans de vie dans l'IT et la conception de produits. D'abord Product Owner, puis Scrum Master. Aujourd’hui, j’accompagne les équipes dans leur découverte de l’Agilité. Je me considère comme agnost... Show more

Saravanan K Nagarajan

Saravanan K Nagarajan

Saravanan is an Architect working at Rabobank, Netherlands and one of the leads of the Architecture, SAP and Sustainability communities.

He has more than 25 years of experience in diverse IT and business roles with different banks across the world.

His passion is in Architecture, ERP solutions and Sustainable IT.

Saravanan is an Architect working at Rabobank, Netherlands and one of the leads of the Architecture, SAP and Sustainability communities. He has more than 25 years of experience in diverse IT and business roles with different banks across the world... Show more

Michael Reichenbach

Michael Reichenbach

As a Platform Engineer at 1KOMMA5°, Michael builds the critical developer platform behind Europe's largest virtual power plant. His work accelerates the development and deployment of software that currently manages over 50,000 decentralized energy systems and executes millions of real-time optimization decisions every day to decarbonize the grid. With over 15 years of experience, he drives the cloud-native platform strategy that optimizes the entire software lifecycle, empowering product teams to focus exclusively on innovation and ensuring the platform scales as fast as the renewable energy market demands.

As a Platform Engineer at 1KOMMA5°, Michael builds the critical developer platform behind Europe's largest virtual power plant. His work accelerates the development and deployment of software that currently manages over 50,000 decentralized energy sy... Show more

Gwénaëlle Hirrien

Gwénaëlle Hirrien

After an atypical career in law, the arts and video games, I chose to retrain in development. My desire to promote continuous improvement and communication led me to become a Scrum Master, Agile Coach, Systemic Professional Coach and Responsible Digital Lead. As a professional facilitator for the Fresque du Climat et du Numérique, I am constantly learning about the ecological transition, responsible digital technologies and sociology. Involved in Time For The Planet and supporting women in the digital world. As a theater practitioner, I find it a way of creatively exploring and communicating. What drives me: helping companies and individuals to integrate climate and social issues into their practices.

After an atypical career in law, the arts and video games, I chose to retrain in development. My desire to promote continuous improvement and communication led me to become a Scrum Master, Agile Coach, Systemic Professional Coach and Responsible Digi... Show more

Leanora Horne

Leanora Horne

Senior Digital Product Leader dedicated to building ecosystems that bridge the gap between industrial assets and environmental impact. With eight years of experience across Not for Profit, Startups and Corporate, specialising in digital products, innovative IoT, digital twins and digital transformation. Dedicating my time at work to building a positive impact on climate change through a variety of digital products and services. A firm believer that innovation requires personal resilience, I openly share my professional expertise alongside the ups and downs of my personal health. Helping to de-stigmatise mental health and share burnout recovery tips in high-pressure industries.

Senior Digital Product Leader dedicated to building ecosystems that bridge the gap between industrial assets and environmental impact. With eight years of experience across Not for Profit, Startups and Corporate, specialising in digital products, inn... Show more

Yigakpoa L. Ikpae

Yigakpoa L. Ikpae

Yigakpoa is an open-source advocate and technologist working at the intersection of open data, accessibility, digital equity, and sustainability. Her work focuses on building systems that make technology more inclusive, measurable, and impactful for communities often left out of digital transformation.

She has contributed to global open-source ecosystems through leadership and governance roles, including serving as Co-Chair of the Project Management team and a Maintainer within the Accessibility team at the CHAOSS Project, where she supported the development of frameworks for measuring the health, inclusivity, and sustainability of open-source communities.

As Chief Operating Officer at CLENT Africa, she works at the intersection of climate and technology, leveraging open data platforms and energy access tools to drive community-centered resilience and environmental justice across African contexts.

At OpenGov Africa, she leads strategy, designing and scaling systems that use open data to strengthen government transparency, civic participation, and accountability. Her work integrates digital infrastructure with grassroots governance, enabling citizens to actively engage with and shape public systems.

Beyond her organizational roles, Yiga is a global speaker and mentor, supporting marginalized individuals as they navigate pathways into technology and open-source ecosystems.

Yigakpoa is an open-source advocate and technologist working at the intersection of open data, accessibility, digital equity, and sustainability. Her work focuses on building systems that make technology more inclusive, measurable, and impactful for ... Show more

Kaan Duran

Kaan Duran

I am senior data-scientist with 7+ years of experience in the field of energy infrastructure, where I have been working on multiple data science projects including anomaly detection, time series forecasting, advanced analytics, recommendation systems and LLM applications.
Since 2024 I am also a Ph.D. student at RWTH Aachen University, developing recommendation systems for energy-related products such as PV-Systems, electrical vehicles, heat-pumps and similar.

I am senior data-scientist with 7+ years of experience in the field of energy infrastructure, where I have been working on multiple data science projects including anomaly detection, time series forecasting, advanced analytics, recommendation systems... Show more

Michele Giacobazzi

Michele Giacobazzi

Michele is CTO and founder at WellD, where he specializes in building scalable solutions for complex industrial challenges. With a focus on cloud-native architectures and data persistence, he has been instrumental in developing SPARklE, bridging the gap between renewable energy production and intelligent distribution. Passionate about Java, automation, and DevOps and a member of the Voxxed Days Ticino programme committee, he believes clean code is the first step toward a cleaner planet.

Michele is CTO and founder at WellD, where he specializes in building scalable solutions for complex industrial challenges. With a focus on cloud-native architectures and data persistence, he has been instrumental in developing SPARklE, bridging the ... Show more

Tom Overton

Tom Overton

A 30-year veteran data guy with experience in enterprise databases, platform migration, application monitoring, audit and compliance, and document automation in environmental, government, telecom, manufacturing and healthcare industries. When not writing queries, I enjoy mentoring, coaching, woodworking, and hiking in our National Parks.

A 30-year veteran data guy with experience in enterprise databases, platform migration, application monitoring, audit and compliance, and document automation in environmental, government, telecom, manufacturing and healthcare industries. When not wr... Show more

Jan-Erik Carlsen

Jan-Erik Carlsen

Jan-Erik is an engineering leader and software engineer with 15+ years of experience building distributed systems and large-scale platforms.

As Head of Software at Easee, he leads the teams building the software, integration platforms, and web and mobile applications that connect 1M+ EV chargers to users, partners and energy services.

He previously worked as a Principal Engineer at GoDaddy, helping lead large-scale cloud migrations and globally distributed systems.

Jan-Erik cares deeply about engineering culture and building high-performing teams that can ship fast and operate reliable systems at scale.

Jan-Erik is an engineering leader and software engineer with 15+ years of experience building distributed systems and large-scale platforms. As Head of Software at Easee, he leads the teams building the software, integration platforms, and web and... Show more

Yaron Flint

Yaron Flint

Yaron Flint is a published author and an accomplished business development and innovation expert with over 20 years of global experience at the intersection of innovation, business development, and networking. He has held senior roles in multinational corporations, global consulting firms, and private equity groups, driving innovation across sectors including Automotive, Industry 4.0, Smart Materials, Environmental, and Construction-tech.

Yaron blends deep cross-cultural and cross-sector expertise with a practical understanding of how organizations can embed innovation and build meaningful, trust-based relationships that enable transformation. His first book: "innovative business development - implementing transformation from within" - explored how corporations can onboard external innovation through a more structured and intentional approach.

A sought-after keynote speaker and strategic advisor, Yaron works with organizations worldwide to help them integrate external innovation and intentional connection into sustainable, high-impact growth.

Yaron Flint is a published author and an accomplished business development and innovation expert with over 20 years of global experience at the intersection of innovation, business development, and networking. He has held senior roles in multinationa... Show more

Guillaume Wolf

Guillaume Wolf

I am highly involved in raising awareness about environmental issues related to digital usage.
- I lead numerous citizen workshops such as The Digital Collage du Numérique and the Battle of the Tech
- I speak at events and conferences (Nantes Digital Week, Paris Web, etc.).
- I am actively involved in collectives like Nantes Numérique Responsable , GreenIT and The Green Compagnon
I am certified to conduct Life Cycle Assessments (LCAs) , I am a trainer for the Digital Collage and I have been recognized as a CSR Ambassador by Nantes Métropôle.

I am highly involved in raising awareness about environmental issues related to digital usage. - I lead numerous citizen workshops such as The Digital Collage du Numérique and the Battle of the Tech - I speak at events and conferences (Nantes Digit... Show more

Dryshtee Woozir-Manilall

Dryshtee Woozir-Manilall

crafting sustainable, user-centered digital experiences

crafting sustainable, user-centered digital experiences Show more

Antonios Triantafyllakis

Antonios Triantafyllakis

I’m a strategic consultant, learning designer, and gamification expert with over 20 years of experience helping organisations drive social and environmental impact through experiential learning. I've had the privilege to work with over 40 organisations and train more than 2,000 individuals across three continents, creating transformative learning experiences that build 21st-century skills.

My work bridges gamification with sustainability, equipping purpose-driven organisations to achieve measurable impact through playful and experiential approaches. I’m passionate about fostering a world of equal rights and opportunities where diverse, active citizens work towards an inclusive, innovative, and sustainable future.

If you’re a purpose-driven organisation, an educator, or a changemaker seeking to amplify your impact and cultivate future-ready skills, let’s explore how we can make a difference together. I’m ready to collaborate and bring lasting change. Let’s change the world together!

I’m a strategic consultant, learning designer, and gamification expert with over 20 years of experience helping organisations drive social and environmental impact through experiential learning. I've had the privilege to work with over 40 organisatio... Show more

Shan Zhang

Shan Zhang

Shan Zhang is a PhD candidate from Swedish University of Agricultural Sciences. Her research uses prospective life cycle assessment to assess potential environmental impacts of emerging battery technologies. She holds a master degree in Environmental Sciences, from Wageningen University. Her research interests lie in prospective life cycle assessment and metal criticality assessment.

Shan Zhang is a PhD candidate from Swedish University of Agricultural Sciences. Her research uses prospective life cycle assessment to assess potential environmental impacts of emerging battery technologies. She holds a master degree in Environmental... Show more

Rohit Naidu S

Rohit Naidu S

Rohit Naidu S. is a globally recognized business leader, sustainability strategist, and CEO of IFortis Worldwide—a pioneering firm at the forefront of sustainability, tech solutions, and corporate innovation. With a career spanning multiple sectors including technology, staffing, corporate training, and environmental sustainability, he has built a reputation for driving large-scale transformation while aligning profitability with purpose.

Named India’s Impactful CEO 2024 by The Economic Times, Rohit is widely known for his leadership in integrating renewable energy, sustainable business practices, and social impact into core corporate strategy. Through initiatives like the #MakingWomenSelfReliant program and Mission Sustainable India, he has empowered over 100,000 women and youth globally, championing inclusive entrepreneurship and workforce development.

As a trusted advisor to organizations across the U.S., Asia-Pacific, and India, Rohit also serves on the boards of several companies, including GIOSTAR USA, Instape, and AAVTR ASIA. A sought-after international speaker and G20 delegate, he brings powerful insights on the future of work, climate action, and ethical leadership—helping organizations and individuals alike become drivers of sustainable, scalable change.

Rohit Naidu S. is a globally recognized business leader, sustainability strategist, and CEO of IFortis Worldwide—a pioneering firm at the forefront of sustainability, tech solutions, and corporate innovation. With a career spanning multiple sectors i... Show more

Claire Thornewill

Claire Thornewill

Digital Strategy & Sustainability Manager | Product Management | UX Advocate | Sustainable Web

Digital Strategy & Sustainability Manager | Product Management | UX Advocate | Sustainable Web Show more

Daniel Gomes

Daniel Gomes

Daniel Gomes started Arquivo.pt (the Portuguese web-archive) in 2007 as follow-up of his PhD thesis and have lead this public service until June 2025.

He is a researcher in web archiving and web-based information systems since 2001. He obtained is PhD in Computer Science with a thesis focused on the design of large-scale systems for the processing of web data.

Daniel Gomes was the chief-editor of the book The Past Web: exploring web archives.

As Environmental Advocate, he founded the TaraRecuperavel.org movement; successfully lobbied for three Portuguese laws regarding plastic reduction, deposit-return systems, and cigarette butt waste.

Daniel Gomes started Arquivo.pt (the Portuguese web-archive) in 2007 as follow-up of his PhD thesis and have lead this public service until June 2025. He is a researcher in web archiving and web-based information systems since 2001. He obtained is... Show more

Rosheen Naeem

Rosheen Naeem

I am a Software Engineer at Miro and a community member at Open Climate Fix. I completed the Erasmus Mundus Master’s in Software Engineering for the Green Deal (SE4GD), a joint degree program across Vrije Universiteit Amsterdam (Netherlands), LUT University (Finland), and Università degli Studi dell’Aquila (Italy), focused on software for environmental sustainability. I contributed to Open Climate Fix through Google Summer of Code, where I worked on transformer-based solar PV forecasting and data pipeline engineering. I’ve also contributed extensively to open source, including Google Season of Docs with the Python library ArviZ and an Outreachy internship with Open Food Facts.

I am a Software Engineer at Miro and a community member at Open Climate Fix. I completed the Erasmus Mundus Master’s in Software Engineering for the Green Deal (SE4GD), a joint degree program across Vrije Universiteit Amsterdam (Netherlands), LUT Uni... Show more

Mr. G (Galeno Chua)

Mr. G (Galeno Chua)

Mr. G is an ai and greentech startup founder, and business coach for startups for the New Zealand Government, United Nations Development Programme in Cambodia and for the Social Tides programme for ai and impact startups across the EU.

His sustainable business approach has won him the Ministry of Science, Technology and Innovation's Green Business Awards and helped push the sustainable business agenda for organizations such as the United Nations and Oxfam to the Royal Government of Cambodia.

He has a strong belief that empathetic dialogue and design are key life skills to both personal and professional success, and is currently on a mission to solve real world issues through empathy, entrepreneurship and principled leadership.

Mr. G is an ai and greentech startup founder, and business coach for startups for the New Zealand Government, United Nations Development Programme in Cambodia and for the Social Tides programme for ai and impact startups across the EU. His sustai... Show more

LaSheita Sayer

LaSheita Sayer

LaSheita Sayer - Founder, Executive Director, Women Who Charge

Recognizing the need for an inclusive space for women and a focus on workforce development within the electric transportation industry, LaSheita Sayer founded Women Who Charge. As its Executive Director, she leverages her extensive EV sector experience to promote and increase the presence of women in leadership roles, actively contributing to the training and growth of the future EV workforce.

LaSheita is a passionate advocate for EV expansion and greenhouse gas reduction. Her commitment to sustainability and talent development is evident through her active involvement in various organizations. She is a valuable member of the Denver Electric Vehicle Council and serves on the transportation subcommittee of the Denver Sustainability Advisory Committee, contributing to sustainable transportation solutions and the skilled workforce needed to implement them.

Beyond Denver, LaSheita has been an active member of the Colorado Electric Vehicle Coalition since 2020. Her work on the Equity, Policy, and EV Battery Recycling committees for the Colorado Energy Office showcases her dedication to creating a more equitable, sustainable, and environmentally-friendly future for all, underpinned by a well-trained and diverse workforce. LaSheita is a trailblazer, inspiring women to embrace their potential in electric mobility and fostering the next generation of industry leaders.

LaSheita Sayer - Founder, Executive Director, Women Who Charge Recognizing the need for an inclusive space for women and a focus on workforce development within the electric transportation industry, LaSheita Sayer founded Women Who Charge. As its ... Show more

Aarshad Devani

Aarshad Devani

Aarshad Devani is an acclaimed leader and emerging entrepreneur focused on integrating technology with sustainable change.

He was honored with the Leadership Award for Excellence in AI Leadership by the UNOO (United Nations Observatory Organization), where he also holds Observatory Status. Recognized as a Top 10 emerging entrepreneur by YourStory for his work in sustainable AI, Aarshad is also an established speaker, having addressed over 1,00,000 technology enthusiasts.

He is currently focused on building his personal brand to amplify his vision for the future of AI and global impact.

Aarshad Devani is an acclaimed leader and emerging entrepreneur focused on integrating technology with sustainable change. He was honored with the Leadership Award for Excellence in AI Leadership by the UNOO (United Nations Observatory Organizatio... Show more

Eric Corey Freed

Eric Corey Freed

Eric Corey Freed is an award-winning architect, author, and global speaker. As Principal and Director of Sustainability for CannonDesign, he leads the healthcare, education, and commercial teams toward low-carbon, healthy, regenerative buildings for millions of square feet a year.

Using his Frictionless Framework™, he’s helped his clients uncover and implement innovative solutions and overcome barriers and obstacles holding back their ideas.

His work has been featured in: Time, Newsweek, Metropolis, Dwell, Fast Company, Forbes, The New York Times, The Wall Street Journal; and on-air in: Fox News, HGTV, The Sundance Channel and PBS.

Eric is the author of 12 books, including "Green Building & Remodeling for Dummies” and "Circular Economy for Dummies." In 2012, he was named one of the 25 "Best Green Architecture Firms" in the US, and one of the "Top 10 Most Influential Green Architects." In 2017, he was named one of Build's American Architecture Top 25. He’s one of the 2021 Environment + Energy Leaders and in 2024, he was named the Net Zero Trailblazer for Innovation. He holds a prestigious LEED Fellow award from the US Green Building Council.

Eric Corey Freed is an award-winning architect, author, and global speaker. As Principal and Director of Sustainability for CannonDesign, he leads the healthcare, education, and commercial teams toward low-carbon, healthy, regenerative buildings for ... Show more

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