Norton LLC leased the entire 19,298-square-foot office building at 149 Bluxome St. in San Francisco, CA. The software development firm signed a 10-year deal. The 2-story property was built in 1916 and renovated in 2000. Tom McDonnell of Cushman & Wakefield of California in San Francisco represented the tenant. John Casey of Triton Commercial Real Estate Inc. in San Francisco represented the landlord, Rainbeau Building Association.