Olivier Lemaire
Luxembourg Assurance Partner. Former TMT leader and EMEIA Telecommunications leader with 25+years of experience serving TMT clients as auditor and advisor.

Olivier Lemaire

EY Luxembourg Assurance Partner

IFRS and Capital Markets experience. TMT industry expert. Serving international clients with global operations. Mountaineer with skiing and climbing skills.

Olivier is a Luxembourg Assurance Partner, former leader of the Luxembourg Assurance and Audit Practice between 2017 and 2023. Formerly leading the EYNovation initiative, supporting the development and assistance to startups, Olivier served as a head of the Luxembourg TMT practice until 2017, as well as EMEIA Telecom practice until 2015. He has also been a People Leader for the EY Luxembourg office from 2011 to 2017.

Olivier is an Audit Partner since 2004. He started his professional career at Arthur Andersen in 1993 and joined EY when it merged with Arthur Andersen in 2002. He has a Master's degree in Finance from HEC Liege business school.

Olivier is a Luxembourg Chartered Accountant (Reviseur d’entreprises Agréé) and a former teacher at Luxembourg University (Ethics & independence).

How Olivier is building a better working world

"Helping young entrepreneurs to navigate in the business world and grow up their start ups through the EYNovation program that I have launched in 2016 and that I continue to lead".

Contact Olivier