We work with you to transform your organization and unlock long-term value through strategic and operational shifts towards a sustainable future.


The leaders of the sustainability transition will create long-term value, becoming role models in their sector and developing stronger commitments to their clients and overall stakeholders.

What we believe

Sustainabililty at the heart ofStrategy.Operational transformation.Transactions dynamics.


Based on our experience, we have developed dedicated methodologies focused on sustainability value and Net Zero trajectories.


Sustainability Strategy

We help companies (re)position their activity in the sustainability transition, identify new opportunities as well as develop decarbonization business plans.

Sustainability Strategy and Positioning

Sustainability Value Creation Plan

Sustainability Transition Plan

Net Zero Business Plan

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ESG Operations

Whether you are looking to invest, raise new funds, sell your business, or improve your reporting, our Advisory Services are here to help.

Investment funds advisory

ESG Due diligence

Deal sourcing

Green financing

Equity story / Investor relations

Sustainability Reporting

Sustainability Assessments

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We leverage our own extensive experience in sustainability, low carbon transition and finance, with key partnerships and a network of international experts.

Who we are

Sustainability, Globally

From our main office in Paris, Ansa works with companies in 
Europe, North America and Asia-Pacific.