Curtis R. Welling, the American investment banker responsible for expanding the U.S. securities unit of one of France's largest banks, has deliberately kept a low profile since joining Societe Generale two years ago.

During that time he has quietly built SG Securities Corp. from a staff of about 200 to around 500 and has added products like high-yield debt, Latin American equities, and private equity to its mix.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.