Permits were filed for an expansion of a single-family home at Rockridge Geotechnical’s site at 871 De Haro Street in San Francisco. The addition will make the home four stories, though the street-facing façade will remain mostly unchanged.

From SFYIMBY: https://sfyimby.com/2026/04/permits-filed-for-871-de-haro-street-on-potrero-hill-san-francisco.html