About Us

Learn How We Accelerate Sustainability Transformation

We Help Organizations Achieve Sustainability Transformation

As the sustainability consulting division of ENGIE, ENGIE Impact partners with corporations, governments and municipalities around the world to address the transformations necessary to reduce their carbon footprint on their Net Zero journey. Through strategic consulting, and global reporting and analytics, ENGIE Impact becomes an implementation partner for organizations working toward ambitious sustainability goals.

By being involved in each aspect of the decarbonization journey — from establishing actionable roadmaps to managing on-the-ground execution — ENGIE Impact can help reduce carbon contributions and control energy expenditures. We go beyond consulting, staying for the long run — making the journey less complex, more reliable and financially viable.

Our Purpose: Make Sustainability Happen Today.

ENGIE Impact accelerates the opportunities sustainability transformation offers in order to mitigate the risks of climate change. Take the next step on your sustainability journey, and know we're ready to start addressing your toughest sustainability challenges.

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clients across 1 million locations


offices worldwide


strategic business consultants


employees worldwide ready to help
Bridge Near Dubai Sustainability Transformation

Our Work

Our guidance is grounded in reliable data and advanced analytics, creating a holistic view across energy, water, waste and carbon. From strategy to implementation, actionable solutions help organizations achieve goals, drive growth, satisfy stakeholders and extend resources. We work across a wide range of sectors, with a focus on industries that are the most challenging to decarbonize.

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Our People

With more than 2,500 employees worldwide, ranging from sustainability consultants to technical engineers to data scientists, we have a breadth of talent at the ready to strategize and implement a sustainability program for your organization tailored to your ambitious goals. With diverse backgrounds across various industries, we’re committed to bringing the experience and understanding you need to start implementing tangible solutions as swiftly as possible.

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Corporate Sustainability

Our Commitments

As a sustainability consultancy, we obviously must practice what we preach. Therefore we have ambitious goals around being carbon negative, balancing our water consumption, and achieving zero waste. Our own sustainability strategy helps inform the work we do for others and requires us to continually explore innovative technologies and strategies to hasten progress and reach even further, faster.

Our Values

  • Safety & Integrity

    Safety & Integrity

    We put the safety, integrity and wellbeing of our people, clients, and communities first.

  • One Team

    One Team

    We act as one to decarbonize at speed and scale.

  • Accountability


    We honor our commitments, empowering each other to focus and succeed.

  • Trust


    We build relationships founded on authenticity, transparency, and shared purpose.

  • Care


    We foster a culture of mutual curiosity, respect, and care.


It's not only about mitigating the risks of climate change but capitalizing and accelerating the opportunities sustainability transformation offers.

Mathias Lelievre Chief Executive Officer

We have the unique chance to make the world a better, more sustainable place for us and the generations to come.

Kat Maxis Chief Human Resources Officer

I’m amazed by the power of data and its ability to truly help our clients.

Paige Janson Chief Operating Officer, Sustainable Resource Management

How Can We Help?

Let’s identify the right solutions to help your organization transform at speed and scale.