ok, there may be more of these as time goes on, but here’s a bunch, and all of these non profits have ‘affordable housing’ in their own descriptions. here, you can compare the top three, all PDF downloads and all 2005 fiscal year
Tenderloin Neighborhood Development Corp
TODCO has five of them
please let me know if any of these don’t work. make a post right here and I’ll get the email, thanks