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Marc Feider

Of Counsel


Marc Feider
Marc Feider

Of Counsel


Marc headed the Luxembourg Corporate/M&A practice until the beginning of 2020. He specialises in mergers and acquisitions, securities and stock exchange-related work, takeovers and joint ventures. He has more than 35 years of experience advising clients across all sectors, particularly financial institutions, private equity, real estate, insurance, energy, communications, media and technology.

Marc is a member of the American Chamber of Commerce in Luxembourg (AMCHAM), the American Business Association of Luxembourg, the Business Association Luxembourg – Russia, the Luxembourg Banking Lawyers Association (ALJB), the International Bar Association (IBA) and a founding member of the Luxembourg Arbitration Association. He is also amongst others a member of the board of directors of the Luxembourg Directors' Institute (ILA) and of the Luxembourg Bar Council (Conseil de l’Ordre des Avocats).

Marc was a corporate partner of Allen&Overy from 2000 to 2020. He acted from 2000 to 2008 as the Managing Partner of the Luxembourg office of Allen & Overy and as its Senior Partner from 2008 to 2018. As from 1 May 2020 he is an of counsel of the corporate department of Allen&Overy. Marc is based in Luxembourg.

News & insights

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News: 19 OCTOBER 2021

A&O advising Zopa on its USD300 million fundraising led by Softbank Vision Fund 2

Allen & Overy is advising digital bank Zopa on its latest round of fundraising. The bank, which was the world’s first peer-to-peer lender and is one of the UK’s newest digital banks, has raised…

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News: 15 OCTOBER 2021

Allen & Overy advises OEP’s Spanish portfolio company VASS on its merger with German IT consulting firm Ecenta AG

Allen & Overy has advised VASS Consultoría de Sistemas S.L., the Madrid-based portfolio company of US private equity investor One Equity Partners (OEP) which specialises in Customer Experience…

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News: 14 OCTOBER 2021

A&O advises on c.EUR2.75 billion loan and high yield financing for Brookfield’s acquisition of Modulaire

Allen & Overy’s leveraged finance team has advised Brookfield Business Partners (Brookfield) on a c.EUR2.75 billion loan and high yield financing package comprising a EUR1.26bn sustainability-linked…

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Publications: 14 OCTOBER 2021

Podcast: Annual Reports and AGMs: What’s new for the upcoming season

In our latest podcast our team of A&O experts bring you up to speed with the key issues companies secretaries and their teams need to think about when preparing for their next Annual Report and AGM.

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Corporate and M&A

Private Equity



Allen & Overy
5 Avenue John F. Kennedy, L-1855 

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Admitted as avocat à la Cour, Luxembourg, 1988

Admitted as avocat, Luxembourg, 1985


Maîtrise, Law, University of Strasbourg, 1985