UPDATE, 1/24/2013, 6:40 p.m. EST: The names of Sullivan & Cromwell attorneys working on the deal have been added to the article’s twelfth paragraph.

Miami-based real estate developer LNR Property, the world’s largest provider of commercial mortgage-backed securities‚ will be sold to real estate mogul Barry Sternlicht’s Starwood Capital Group and Starwood Property Trust Inc. in a cash deal worth $1.05 billion.