AuM managed: $2 billion
Tenure years: 2.3
Marcireau has been working with the Geneva-based firm since 2009, where he is a global equity expert.
The fund manager looks after the Edmond de Rothschild Fund-Big Data fund, which invests in companies involved in technology sectors or related to advanced analytics technologies.
The fund invests in such sectors such as software and services, technology hardware and equipment, semiconductors, financials, consumer discretionary, industrials, telecoms, energy and healthcare.
The top five holdings are global tech conglamerate Alphabet, commerce French commerce marketing firm Criteo, US luxury department store Nordstrom, US tech stock index NASDAQ and US tech company IBM.