In June, 21-year UBS veteran Tom Cooper will join Deutsche Bank AG as co-chairman of global mergers and acquisitions, based in London. He will report to co-heads of global M&A, Henrik Aslaksen and Brett Olsher.

Cooper was head of European M&A at UBS.

After one year in the position, Peter Kurer, chairman of UBS, will not stand for re-election on April 15. UBS nominated Kaspar Villiger as Kurer's replacement. From 1989 to 2003, Villiger was a member of the Swiss Federal Council as defense minister from 1989 to 1995 and finance minister from 1995 to 2003. He was president of the Swiss Confederation in 1995 and 2002.

Villiger retired from politics in 2003, joining the boards of Swiss Reinsurance Co., Nestlé SA and newspaper Neue Zürcher Zeitung. He will resign from those boards.

Kurer was group general counsel since 2001, when he joined UBS, and a member of the group executive board since 2002. Between 1991 and 2001 he was a partner at law firm Homburger AG in Zurich and, between 1980 and 1990, he was with Baker & McKenzie LLP.

Last week, former Credit Suisse Group CEO Oswald Grübel, 65, came out of retirement to lead UBS, which announced that chief executive Marcel Rohner would leave the bank. Grübel was the architect behind Credit Suisse's turnaround, for which he was nicknamed "Saint Ossi."

In other news, regarding a U.S. probe into UBS' handling of wealthy American tax evaders, chief financial officer of global wealth management and business banking, Mark Branson, testified Wednesday before the Senate Permanent Subcommittee on Investigations. UBS has handed over 300 names, but as for the rest, Branson said the bank "has now done all that it can do to cooperate" with the IRS request.

Oppenheimer & Co. hired Brian Belski as a managing director and chief investment strategist. Belski was chief U.S. sector strategist at Merrill Lynch & Co. Previously, he was a managing director and fundamental market strategist for Piper Jaffray & Co.

Banking analyst Meredith Whitney recently said she would leave Oppenheimer to start a namesake one. Whitney began her career as a research analyst in 1993 at OpCo, covering oil and gas before switching to finance two years later.

Piper Jaffray Ltd., a midmarket investment bank and institutional securities firm based in London, appointed Eric Sanschagrin as a managing director, technology investment banking. He was previously at Citigroup Inc. for 10 years, becoming a managing director and leading its European technology team. Before that, Sanschagrin was an associate in Deutsche Bank AG's mergers and acquisitions and corporate finance division.

Marlin Equity Partners hired Jim Brady as an operating partner focused on the healthcare, information technology and services sectors. Brady served on the board of Misys Healthcare Systems and on the operating board of its parent company, Misys plc.

Rick Wilson joined Crutchfield Capital Corp. as a managing director. Wilson has been a managing director at investment banks GulfStar Group and De Bellas & Co.

Partners Jeff Marwil, Mark Thomas and Paul Possinger joined the bankruptcy and restructuring practice group of Proskauer Rose LLP in Chicago. They hail from Winston & Strawn LLP's restructuring and insolvency group, which Marwil co-chaired.

Foley Hoag LLP announced that Thomas Barker, former acting general counsel at the Department of Health and Human Services, joined the firm as a partner in its healthcare and life sciences practices.

Crowell & Moring LLP added partner Pieter Bekker to its international dispute resolution (IDR) group, where he will head the public international law practice from New York. He practiced at McDermott Will & Emery LLP.

From Alston & Bird LLP and Fulbright & Jaworski LLP, respectively, counsel Birgit Kurtz and special legal consultant Ian Laird joined the IDR group.

Fund lawyer Richard Chen, formerly with Schulte Roth & Zabel LLP, is now counsel at Arnold & Porter LLP in New York.

Litigator Edward Fernandes joined Hunton & Williams LLP as a partner, resident in its Houston and Austin offices. Fernandes comes to the firm from Akin Gump Strauss Hauer & Feld LLP.

Dorsey & Whitney LLP added two partners to its finance and restructuring group in the Salt Lake City. Annette Jarvis and Cameron Hancock arrive from Ray Quinney & Nebeker PC.

Sheppard, Mullin, Richter & Hampton LLP elevated 11 attorneys to the firm's partnership: Elizabeth Balfour, Whitney Roy and Deborah Shelton, business trial; Dan Brown, antitrust; Geoff DeBoskey and Ronda Jamgotchian, labor and employment; David Heisey and Beni Surpin, intellectual property; and Ori Katz, Seth Kim and Kyle Mathews, finance and bankruptcy.