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

1,040 Profile Views

Dwayne Jakubowski

Feb 04, 2026

Reliable lawyer you can count on - Guillaume Kellner provided excellent service throughout

I appreciate how Guillaume Kellner handled my case. No fluff, just straight to the point and very effective representation for my Mergers and Acquisitions Law matter. They are obviously very experienc...

Jose Koch

Feb 04, 2026

Great people who truly care at Guillaume Kellner - the best legal team 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...

Natalie Hickle

Feb 04, 2026

Would recommend Guillaume Kellner for sure to anyone in null needing legal help

Everyone at Guillaume Kellner's office in null was so nice and helpful. They made a tough situation a lot easier to deal with by being so patient and explaining everything clearly. I never felt like j...

Gina Borer

Feb 04, 2026

Absolutely Great! I couldn't be happier with the service from Guillaume Kellner

Guillaume Kellner is fantastic and very professional. Don't hesitate to hire them if you're in null and need help. They really know their stuff and will go the extra mile to make sure you're taken car...

Derek Mertz

Feb 04, 2026

Reliable lawyer you can count on - Guillaume Kellner provided excellent service throughout

Solid experience overall with the law firm of Guillaume Kellner. They know Mergers and Acquisitions Law inside and out and gave me great advice. Very helpful and got the job done exactly as they said...