Asset Manager

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WeeFin

WeeFin is a asset manager based in Paris, founded 2018; the Altss profile covers its classification, headquarters, registration, AUM band, and key contacts for...

General information

Firm type

Asset Manager

Year founded

2018

Location

Region

Europe

Country

France

City

Paris

Corporate office

Paris, France

Principals

Grégoire Hug

Founder & CEO

Marion Aubert

Co-founder & Director of International Growth

Guillaume Klech

Co-founder & CTO

Sector focus

Enterprise SoftwareSustainability

Frequently asked questions

Who runs investment decisions at WeeFin?

WeeFin is a technology provider, not an asset manager, so it does not make investment decisions. Founder and CEO Grégoire Hug sets the product and business strategy. Co-founder and CTO Guillaume Klech leads the technical architecture, while COO Laura Aich oversees client operations.

How does WeeFin source its clients?

WeeFin markets directly to professional investors — asset managers, insurers, and institutional funds — who need to comply with EU sustainability regulations. The firm does not disclose a formal sales channel, but its content marketing focuses on regulatory analysis (SFDR 2.0 consultations, Article 29 LEC reviews) that draws compliance and ESG teams.

What investment stages does WeeFin typically target?

As a software platform, WeeFin does not invest in companies or funds. Its product is designed to support clients across the full investment lifecycle — from pre-trade ESG screening to post-trade regulatory reporting.

Which sectors does WeeFin explicitly avoid?

WeeFin does not publish an exclusion policy for its own operations. Its platform is built to help clients implement their own exclusion, alignment, and impact criteria across any sector.

Does WeeFin maintain philanthropic structures, and how are they separated?

No separate philanthropic entity is disclosed. People director Julie Truong previously led HR at the WWF, and her 2022 arrival reinforced internal culture priorities, but there is no public WeeFin foundation or charitable arm.

What is WeeFin's known posture on co-investments alongside external GPs?

WeeFin is not an investment firm and does not co-invest. Its clients may use the platform to analyze co-investment opportunities, but WeeFin itself does not commit capital.

How does WeeFin differ from traditional ESG data vendors?

Instead of selling a proprietary ESG score, WeeFin provides a no-code environment where asset managers build, trace, and document their own methodologies. This helps clients defend customized sustainability strategies to regulators and LPs, rather than outsourcing the logic to a third-party rating.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

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