Arch Capital Group, a provider of insurance, reinsurance and mortgage insurance, completed its acquisition of Barbican Group Holdings, an insurance company, from funds managed by Carlson Capital, a multi-strategy, alternative asset management firm. Financial terms were not disclosed. “The acquisition of Barbican deepens Arch’s commitment to both Lloyd’s and the London market and provides our broker partners with a more comprehensive array of products and expertise. The Barbican team has built an innovative platform and valuable specialty businesses with excellent long-term prospects. We look forward to building an even more compelling combined value proposition in the near future,” Hugh Sturgess, Arch Insurance International President and CEO.