Sustainability Consultants

ENGIE Impact was formed to accelerate the global sustainability transformation and support our clients in closing the gap from setting goals to delivering. To ensure innovative, tailored and achievable roadmaps for our clients, we rely on broad and deep expertise across the spectrum of sustainability and energy topics. Learn more about our team of global sustainability consultants below.

Explore by Region

Americas



Clinton Moloney

Title: Managing Director and Head of Sustainability Solutions - Americas

Location: New York City, NY USA

Expertise: Sustainability, Mobility

Clinton leads the Americas team, advising CEOs, boards, leadership and elected officials on strategic sustainability in a variety of industries. Previously served as Sustainability Advisory Leader for PwC in the U.S. and has influenced the adoption of sustainability around the globe.



Brian Carey

Title: Managing Director, Sustainability Solutions

Location: Oakland, CA USA

Expertise: Clean Energy, Strategy, Supply Chain

Brian has 20 years of strategy, operations, and M&A consulting experience across technology, utilities, and industrials. As PwC’s US Cleantech Advisory Leader, he leveraged his clean energy, smart grid, and mobility expertise to serve F500 firms, utilities, and cleantech clients.



Diego Ibarra

Title: Managing Director, Sustainability Solutions

Location: Santiago, Chile

Expertise: Sustainability, Built Environment, Strategy

Diego has 16 years of expertise consulting on strategic and operational issues in energy, construction and infrastructure. He was founder and partner of EA Group, and has contributed to the boards and technical committees of many for- and non-profit orgs driving sustainability.



Joe Bialowitz

Title: Director, Sustainability Solutions

Location: Oakland, CA USA

Expertise: Environmental Strategy, Carbon Accounting, Sustainable Healthcare

Joe leads our engagements and relationships in the Healthcare Sector. He previously launched an ambitious 2025 environmental strategy for Kaiser Permanente that supports community health through actions to achieve carbon neutrality and address environmental risks and opportunties.



Tripp Borstel

Title: Director, Sustainability Solutions

Location: Oakland, CA USA

Expertise: Sustainable Transformation, Cities, Energy Management

Tripp is the head of transformation and leads the public sector practice. His obsession is for the myriad of ways organizations and cities can accelerate strategy implementation. He sharpened his craft in management consulting roles at Blu Skye Sustainability Consulting, PwC and the Katzenbach Center.



Kim Carnahan

Title: Director, Sustainability Solutions

Location: New York City, NY USA

Expertise: Climate Strategy, International Policy, Environmental Policy

An expert in carbon markets, Kim left the International Emissions Trading Association (IETA) in 2011 to join the State Department, eventually becoming the US Chief Negotiator on climate change. She led the teams that designed and negotiated the Paris Agreement as well as major climate deals for international aviation and shipping.



Adrien Couton

Title: Director, Sustainability Solutions

Location: Berkeley, CA USA

Expertise: Strategy Implementation, Water Management, Energy Management

Adrien has over 15 years of experience in strategy consulting at McKinsey and Dalberg, where he set up the Water & Sustainability Practice. He has supported a broad range of sustainability projects in the public and private sectors. He is a Yale World Fellow.



Lindsay Delevingne

Title: Director, Sustainability Solutions

Location: Boston, MA USA

Expertise: Strategy & planning, Large-scale transformation, Sustainability

Lindsay brings strategy expertise from McKinsey, where she led climate change projects and large-scale transformations for utilities. Passionate about using business principles for sustainability, she helped structure the largest-ever tropical forest conservation deal.



Karim Farhat

Title: Director, Mobility Solutions

Location: San Diego, CA USA

Expertise: Transportation Electrification, Smart Mobility, Utility, Clean Energy

Karim leads global teams and initiatives on transportation electrification, smart charging, vehicle-to-grid, and hydrogen. He is a clean energy leader and utility innovator, with expertise spanning competitive strategy design, business case development, policy, and analytics.



Camron Gorguinpour

Title: Director, Sustainability Solutions

Location: Washington D.C. USA

Expertise: Electric Mobility, Strategy & Planning

With 15+ years in organizational development and management, Camron has expertise in complex technological, bureaucratic and political fields. He designs & implements global electric mobility programs for government and private sector and is an expert in innovative procurement strategies.



Alexia Kelly

Title: Director, Sustainability Solutions

Location: Portland, OR USA

Expertise: Clean Energy, Finance, Strategy

Alexia believes that sustainability transformation can succeed through partnerships, hard work and big ideas. She has worked with government, non-profits, philanthropy, and the private sector on clean energy deployment and climate change finance, strategy, and policy.



Devon Lake

Title: Director, Sustainability Solutions

Location: Oakland, CA USA

Expertise: Energy, Technology, Agriculture, Water, Value Chains

Devon has over a decade of experience in sustainability management consulting and internal corporate strategy. She has held strategic leadership roles in the public and private sector and has expertise in consumer goods, retail, agriculture, water and value chains.



Bruce McLeish

Title: Director, Sustainability Solutions

Location: Boston, MA USA

Expertise: Energy Management, Renewable Energy, Sustainability

Bruce leads the sales enablement function for sustainability solutions and provides consultative, outcome-based solutions to our clients, from energy supply and energy management services to renewable and distributed energy.



Thomas Mort

Title: Director, Sustainability Solutions

Location: New York City, NY USA

Expertise: Industrial and Manufacturing Energy Strategy, Solutions, Financial Modeling and Implementation

A passionate, innovative and recognized leader in energy management, Thomas has a successful track record in energy transformations across global corporations. As global energy director for Archer Daniels Midland, he helped achieve $150M savings 4 years ahead of the 10 year goal.



Emma Stewart

Title: Director, Sustainability Solutions

Location: Oakland, CA USA

Expertise: Environmental Strategy, Climate Change Policy, Green Buildings

Emma has advised 50+ corporations & cities on sustainability strategy & implementation. She co-authored the first Science-Based Target, a movement now 800+ companies strong. She spent 10 years building and selling software for green buildings and cities and sat on the Board of USGBC (LEED).

Europe, Middle East, Africa & India



Nico Lefevre-Marton

Title: Managing Director and Head of Sustainability Solutions - EMEAI

Location: Brussels, Belgium

Expertise: Organizational Transformation, Growth Strategy, Business Development

Nico leads the European Sustainability team, engaging with organizational leaders to define the right sustainability strategies and roadmaps. At McKinsey & Co. his work was focused on growth strategy and new business development across utility, energy and industrial companies.



Tara Norton

Title: Global Head of Supply Chain

Location: Paris, France

Expertise: Resilient Value Chains, Supply Chain & Procurement, Traceability

Tara has more than 15 years of experience in sustainability, having worked in nonprofit and corporate environments transforming supply chains across industries into more socially and environmentally sustainable systems. She is an independent Board Director at SupplyShift.



Mark Chadwick

Title: Managing Director, Sustainability Solutions

Location: London, United Kingdom

Expertise: Climate Strategy, Carbon Accounting, Software Systems

After a decade-long career with technology startups, Mark started climate change advisory firm Carbon Clear in 2005, going on to work with many FTSE 100 companies on their climate strategies. Mark sits on the boards of several sustainability start-up companies.



Stéphanie Demay

Title: Managing Director, Sustainability Solutions

Location: Paris, France

Expertise: Food & Bev, FMCG, Retail Supply Chain, Strategy

Stéphanie has decades of experience in the major foods industry, where she held various senior responsibilities across geographies. She also launched her own consulting company before joining Greenflex to lead the consulting department.



Ben Moens

Title: Managing Director, Sustainability Solutions

Location: Brussels, Belgium

Expertise: Management Consulting, Energy Transformation

Ben has 17 years experience in management consulting with Deloitte and Bain & Company where he endorsed both sales and delivery responsibilities. In his role of Power & Utilities lead for Deloitte Consulting in Belgium, he developed a high affinity with energy transition topics.

Asia-Pacific



Malavika Bambawale

Title: Managing Director and Head of Sustainability Solutions - APAC

Location: Singapore

Expertise: Sustainability Strategy, Clean Technology

Malavika leads the team in Asia Pacific, working with our clients to establish a trajectory of more sustainable growth. She has over 20 years of experience, previously as Partner with Dalberg Advisors. Early in her career at McKinsey she advised utilities and governments in Europe on climate mitigation strategies.



Myriam Akhoun

Title: Director, Sustainability Solutions

Location: Singapore

Expertise: Renewable Energy, Climate Resilience, Decarbonization

Myriam has 10 years experience in renewable energy. She started her career with ENGIE as a wind onshore business developer, then worked in the wind offshore industry in France. She then moved to India where she was in charge of the construction of ENGIE's largest solar plant.



Izzat Hamzah

Title: Manager, Sustainability Solutions

Location: Singapore

Expertise: Decarbonization, Sustainability Solutions, Circular Economy

Izzat has a range of experience managing projects in industrial energy efficiency, industry decarbonization and circular economy in the private and government sectors. He was responsible for driving decarbonization for key industry segments for Singapore EDB



Niels Leemput

Title: Manager, Sustainability Solutions

Location: Melbourne, Australia

Expertise: Renewable Hydrogen Deployment, Decarbonization Roadmaps, Zero Carbon Mobility

Niels supports ongoing projects and developing sustainability slutions activities for the APAC region. He has been responsible for decarbonization roadmaps for commercial clients, industries and regions across several energy vectors and utilities.

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