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The Greene Brothers designed the house for the lumber executive, William Randolph Thorsen and his wife; his wife was the sister of a Pasadena client, Mrs. Blacker, for whom the Greenes designed a large house in 1907; Emil Lange executed the art glass panels surrounding and on the front door; the Greenes designed dining room furniture when the house was built and the Thorsens retained them to add more furnishings later; Placed on the National Register of Historic Places, 1978, #78000647; designated a City of Berkeley Landmark by the Landmarks Preservation Commission, Berkeley, CA, 12/15/1975;

The house was altered by the Greenes; the seocnd-floor deck off of William Thorsen's bedroom was renovated in 1978; replicas of twelve dining room chairs were made by the fraternity brothers occupying the house in the early 1990s. Most of the original 40 pieces of furniture designed by the Green Brothers were acquired by the Huntington Library, San Marino, CA. In 2006, the local chapter of the Sigma Phi fraternity planned a $10 million seismic retrofit of the house, located only 500 feet away from the active Hayward Fault.Approximately $2 million had been raised by 04/2006.