They may survive ten generations - but they can be destroyed by infighting.
If your family business survived the French Revolution, a common or garden recession ought to be a breeze. Or so you'd think.
The French group Wendel has been around for more than 300 years; it used to make steel, nowadays it invests in various businesses, including the construction group St Gobain.
It's probably one of the longest-lived companies in the world - maybe because, generation after generation, it's had the stability of the family behind it. ...
Interesting short interview with Randy Carlock of International Centre for Family Enterprise: