Guillaume Kellner

4.5 (33 reviews )

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Mergers and Acquisitions Law Private Equity Law

Recognized in Best Attorney USA since 2014

33 1 81 69 15 00 Website

About Guillaume

Guillaume Kellner is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law and Private Equity Law.Guillaume, who practices law in paris, France, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Guillaume is held by other top lawyers in the same geographic and legal practice area.

Guillaume Kellner is a top attorney recognized by Best Lawyers in the practice area(s) of Mergers and Acquisitions Law and Private Equity Law.

Guillaume, who practices law in paris, France, has been recognized since 2014. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Guillaume is held by other top lawyers in the same geographic and legal practice area.

Practice Areas

Mergers and Acquisitions Law

Private Equity Law

Awards & Recognition

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Reviews

4.5 / 5

33 Reviews

1,046 Profile Views

Faye Dietrich

Feb 04, 2026

Simply amazing representation from Guillaume Kellner's office during my recent legal matter

Short and sweet: Guillaume Kellner is the real deal and a true professional in the field of Mergers and Acquisitions Law. If you're in null and need help with your legal issues, call them immediately....

Kellie Abernathy

Feb 04, 2026

Highly recommend Guillaume Kellner for anyone needing expert Mergers and Acquisitions Law help in null

Honestly, I can't thank Guillaume Kellner enough for everything they've done for me. They really know their stuff when it comes to Mergers and Acquisitions Law and it shows in the results. 10/10 would...

Carolyn Schuster

Feb 04, 2026

Professional service and clear communication provided by Guillaume Kellner in null

It's hard finding a reliable lawyer these days, but Guillaume Kellner in null is definitely one of the good ones. Would use them again if needed without hesitation. They are professional, responsive,...

Freda Johnston

Feb 04, 2026

So glad I called Guillaume Kellner to handle my Mergers and Acquisitions Law case in null

I wasn't sure who to call for my Mergers and Acquisitions Law problem, but I'm so glad I went with Guillaume Kellner. They really listened to me and understood my situation. It was such a relief to ha...

Janice Ortiz

Feb 04, 2026

Highly recommend Guillaume Kellner for anyone needing expert Mergers and Acquisitions Law help in null

I didn't think I'd find such a good lawyer in null, but here we are and I am thoroughly impressed. Guillaume Kellner is just awesome and exceeded all my expectations. No complaints at all! They really...