M. S. Walker, Inc. is a fifth-generation, family-owned wine and spirits importer and distributor, based in Boston since 1933. Specializing in a diverse portfolio of wines and spirits, the company serves both on-premise and off-premise establishments throughout the Northeastern United States and acts as a national supplier for various domestic and international brands. M. S. Walker also engages in spirit bottling with a state-of-the-art production facility, enhancing its reputation as a producer, rectifier, and bottler of fine wines and spirits.