Three new European billionaires emerge with stakes in family businesses

More than 20 billionaires have been identified within European families in the past 12 months, according to the Bloomberg Billionaires Index

A  bull market for luxury goods and rising demand for construction equipment and laboratory services has minted three new European billionaires who hold stakes in family-controlled businesses.

The fortunes of Marina Giori-Swarovski, an heiress to the Swarovski crystal fortune; Mark Bamford, the youngest son of the founder of UK backhoe maker JCB Service; and Gilles Martin, who controls French food and drug tester Eurofins Scientific, have each surpassed $1 billion this year, according to data compiled by Bloomberg. None have been cited individually as billionaires on an international wealth ranking.

“Figures suggest family businesses in Europe make up