The above link will take you to Simson Strong-Tie Website.
Also, the City of Berkeley has prescriptive earthquake retrofit structural details example for a 1200 square foot home.
You may search their website or try this link: http://www.ci.berkeley.ca.us/Planning_and_Development/Building_and_Safety/Transfer_Tax_Reductions_For_Qualifying_Seismic_Work.aspx
Here is a referral to a local structural engineering firm for
the East Bay or San Francisco: SMW & Associates, Inc
KSF Structural KSF Structural Website