List of French billionaires by net worth

Columns: # | Name | Net worth | Sources of wealth
1 | Bernard Arnault & family | €34.66 billion | LVMH | 2 | Liliane Bettencourt & family | €30.90 billion | L'Oréal | 3 | Axel Dumas & Hermes family | €24.10 billion | Hermès | 4 | Gérard Mulliez & family | €23.00 billion | Auchan | 5 | Serge Dassault & family | €17.50 billion | Dassault | 6 | Patrick Drahi | €16.70 billion | Altice | 7 | Alain & Gérard Wertheimer & family | €16.50 billion | Chanel | 8 | François Pinault & family | €12.70 billion | Kering | 9 | Vincent Bolloré | €11.14 billion | Bolloré | 10 | Xavier Niel | €7.83 billion | Iliad

Example questions:
How long has the company with a French CEO whose net worth is €24.10 billion had its current logo ? | Other than Kering , what company did the 8th richest billionaire in France found ? | What kind of politics did the French billionaire worth €17.50 billion support ? | Where is the French headquarters of Liliane Bettencourt 's source of wealth ?

Answers:
since the 1950s | the investment company Artémis | conservative | Clichy , Hauts-de-Seine