Michael Graves Architecture has acquired Kollin Altomare Architects, the Los Angeles-based firm founded in 1995 by Michael Kollin that specializes in luxury residential and hospitality designs. Their move sets up a key expansion into the Southern California market and pivot into the luxury sector.Kollin said: "By joining forces with MG, we gain access to a powerful network and an expanded toolbox of resources and expertise. This is a pivotal moment for our team as we continue to innovate in the hospitality sector while extending our reach into new markets and project types."After the transition, Kollin will continue to lead the 20-person team, which is split between L.A. and Chicago. MGA has now acquired seven smaller firms in the past three years.