White, Weld & Co. is a privately held global financial services firm engaged in asset management, investment advisory, investment banking and other capital market activities. Relaunched in 2012, the business is headquartered in Chicago. Previously, White, Weld & Co. was a Boston-based investment bank, historically managed by Boston Brahmins until its sale to Merrill Lynch in 1978. The Weld family name can be traced back to the founding of Massachusetts in the 1630s.