

Bob Mainer, vice chairman of The Boston Co., will retire at the end of this month, said spokesman Joe Ailinger. A 40-year veteran of the company, Mr. Mainer is a consultant and strategic adviser to parent Mellon Financial's institutional asset management group on matters such as mergers and acquisitions. He will not be replaced.
James Buckley will join Baring Asset Management this summer as director and manager of the Baring European Growth and Europa funds, said Jill Hendry, spokeswoman. He replaces Simon Hallet, who left the firm earlier this month. Susannah Lloyd, Baring Asset's head of specialist European equity, will take on management of the fund until he arrives. Mr. Buckley is manager of Premier Asset Management's European Growth Fund and will leave the firm in early August, said Simon Weldon, Premier sales and marketing director. The firm is finalizing contract details for Mr. Buckley's successor, whom Mr. Weldon would not identify. Ms. Hendry could not comment on why Mr. Hallet left.
Marc Carlson was named a vice president in TCW's consultant relations group, a new position, said Mike Utley, spokesman. Mr. Carlson came from Northern Trust Global Investments in Chicago. Chris Harmon, Northern Trust spokeswoman, had no information on a replacement by press time.
Joseph F. Esposito and James P. Wohlmacher were named senior vice presidents at global macro hedge fund firm Blenheim Capital Management. Both positions are new. Mr. Esposito will oversee administrative and compliance functions, and Mr. Wohlmacher will oversee risk management and trader development and help add natural resource and commodity-related equity investment to the firm's core investment strategy. Mr. Esposito was general counsel at hedge fund Vinya Capital; a spokeswoman there said he has not been replaced. Mr. Wohlmacher was COO of Hamilton Investment Management, a multistrategy hedge fund. Neil Kennedy, a spokesman for Hamilton, said the firm will be closed at the end of May.