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Marie-Christine Coisne-Roquette

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Adapted from the English Wikipedia article Marie-Christine Coisne-Roquette, available under CC BY-SA 4.0Updated 11 August 2025
Marie-Christine Coisne-Roquette
Born (1956-11-04) November 4, 1956 (age 70)
NationalityFrench
Occupation(s)Entrepreneur, business executive
Known forChairwoman and CEO of Sonepar

Marie-Christine Coisne-Roquette (born 4 November 1956) is a prominent French entrepreneur, currently holding the positions of chairwoman and chief executive officer at Sonepar.

Early life

Coisne-Roquette was born on 4 November 1956 and is a direct descendant of Henri Coisne, one of the original founders of Sonepar in 1862. Initially established as a textile business, Sonepar later transformed into a foremost distributor of electrical supplies. She earned academic qualifications in both English and Law from Paris Nanterre University.

Career

Her professional journey began in 1980 as a lawyer with Cabinet Sonier & Associés. By 1983, she had secured a seat on Sonepar's board and officially joined the company in 1988. She has been serving as chairwoman since 1998 and took on the role of CEO in 2002.

In addition to her leadership at Sonepar, she is the founder and co-leader of Financière de la Croix Blanche and also established Roco Industries, thereby broadening her influence across various enterprises.

Corporate boards

Non-profit organizations

Personal life

She is married to Michel Roquette, who collaborates with her on the board of the Association pour la Recherche sur Alzheimer. In 2016, their joint net worth was valued at approximately €3.6 billion, placing them among France’s top 20 wealthiest families.