333-335 Potrero Ave, San Francisco, CA 94103

The property at 333-335 Potrero Ave is a two-unit, two-story multi-family residential building constructed in 1905, currently owned by Li Shuming. The building experienced significant maintenance and safety issues between 2015 and 2017, including water damage from a fire, broken windows, weatherproofing problems, and violations of the Vacant or Abandoned Building Ordinance.

During this period, multiple Notices of Violation were issued, leading to abatement proceedings and the cancellation of proposed major renovations. The building underwent several repair projects in 2015-2016, including foundation crack repairs, bedroom conversions, and window replacements, with associated plumbing and electrical work for kitchen and bathroom remodeling. More recent history shows recurring fire safety concerns in 2021-2024, with multiple violations related to fire code compliance, including issues with alarm systems, extinguishers, and sleeping area requirements.

There have been four documented fire-related incidents since 2018, primarily involving alarm system activations and gas leaks, though none resulted in civilian injuries. Recent maintenance concerns include ongoing violations regarding the sprinkler system and ERRCS permit requirements as of 2024. The property has generated multiple recent 311 calls in 2024-2025, mainly related to garbage and debris issues around the building, though these are primarily external to the structure itself.