Oakland Kosher Foods is located at 3419 Lakeshore Ave. in Oakland.
They sell kosher meat and other foodstuffs and they cater as well, including delivering kosher meals to selected hotels. They also have an on-site cafe. They are under strict rabbinical supervision by the Vaad Hakashrus of Northern California.
Oakland Kosher Foods apps for iOS and Android devices
"Kosher Butcher Is Last of a Breed," Wall Street Journal, August 18, 2011