A partial list of companies that I have notarized for over the years:

JP Morgan Private Bank
Alliance Title
All Reverse Title
American Trust Escrow
Ancona Title & Escrow
Bank of America
Chicago Title Company
Escrow Professionals, Inc.
Fidelity National Title Company
First American Title
First Fidelity Mortgage
First Republic Bank
GMAC Mortgage
Heritage Escrow
Merrill Lynch
Indymac Mortgage
Mara Escrow
New Century Mortgage
Notary ASAP
NOW Closings
Old Republic Title
Precise Escrow
Professional Settlement Services
Signature Closers
Southland Title
Stewart Title
Ticor Title
Title First
Union Bank of California
United Title
Uptown Escrow
Washington Mutual Mortgage (now Chase)
World Savings
Wells Fargo
..... and many more