It appears Prince Félix, second son Grand Duke Henri and Grand Duchess Maria Teresa, and Princess Claire has started a lifestyle company alongside their vineyard.

Prince Félix and his wife Princess Claire of Luxembourg feature prominently on the Instagram page of the brand Young Empirewhich describes itself as "a lifestyle brand offering furniture, clothing and home-wear with an innovative edge."

According to the company's website, "Young Empire is the fruit of a long friendship; Claire, Félix, Katia and James have known each other since their school days." Based in Geneva with manufacturing in Portugal, the company sells paintings, furniture, and clothes for both adults and children.

Prince Félix and Princess Claire also took over the management of the Lademacher (Princess Claire was born Claire Margaeta Lademacher) family-owned Chateau les Crostes in France in 2013.