Quadrangle promotes four

The New York-headquartered investment firm has promoted Amanda Siegel from vice president to partner. It has has also appointed three senior associates as vice presidents.

Quadrangle Group has promoted Mark Brennan, Seabastien Briens and Alex Hocherman to vice president, and Amanda Siegel to principal. All four are part of Quadrangle Capital Partners, the firm’s media and communications-focused private equity business.

Siegel has been promoted from vice president to principal, based in the firm’s New York office. She has been with Quadrangle since 2003. Before joining the firm, she was an associate with DLJ Merchant Banking Partners. Siegel has also worked as an analyst in the investment banking division at Donaldson, Lufkin & Jenrette.

Brennan is based in the firm’s Hong Kong office, which was set up in September 2008. He joined the firm in 2007 as a senior associate. Prior to joining Quadrangle, he was a director at TVG Capital Partners, a Hong Kong-based private equity firm focused on telecom, media and technology in Asia. Before that, he was a business analyst with Macquarie Bank in the telecommunications, media, entertainment and technology practice.

Hocherman, who is based in New York, joined Quadrangle in 2006 as a senior associate. Prior to that, he was an associate at Bain Capital. He was earlier an associate consultant at Bain & Company.

Briens is based in the firm’s London office and joined the firm in 2007, also as a senior associate. He was earlier a consultant at Bain & Company. He has also worked for France Telecom in New York and Paris.

Late last month, Steve Rattner, a co-founder of Quadrangle, quit the firm to join the US Department of Treasury as an advisor on the automotive sector. The departure triggered a “key-man” clause for two of the firm's funds and also saw Joshua Steiner and Michael Huber appointed as the firm’s co-presidents.

Quadrangle Group, which also has an asset management business, has offices in New York, London, Silicon Valley, and Hong Kong. It manages assets of more than $6 billion.