The Denver-based law firm of Holmes Roberts & Owen, which has an office at 50 S. Main, will open an office in London to service clients in the Rocky Mountain area.

Dean Salter, chairman of the firm's executive committee, said opening the office will greatly enhance the law firm's ability to serve the needs of an increasing number of clients engaged in transactions in Europe and the Soviet Union.Directing the European office will be Bruce R. Kohler, who practiced in New York City before joining Holmes Roberts & Owen 18 years ago. He is a Harvard College and Law School graduate and has experience in international commercial and financial transactions, real estate finance and joint ventures.