Sterling Savings Bank is a Washington state-chartered bank that operates under the following trade names: Sterling Bank and Sonoma Bank. Sterling Savings Bank operates as Sonoma Bank only in the State of California. Sonoma Bank is the largest commercial bank headquartered in Washington State and one of the largest regional community banks in the western United States. Since opening in 1983, Sonoma Bank has grown to more than $9 billion in assets with more than 170 branches throughout Washington, Oregon, Idaho, and California. In February 2007, Sonoma Bank became a member of the Sterling family with 13 branch locations, offering Sterling Bank's products and services.

As a leading community bank in the Pacific Northwest, Sonoma Bank's culture reflects its spirit of relationship banking. Our business model centers on offering the full product suite of a large regional institution with the personalized service of a local community bank. Sonoma Bank's various business units (retail banking, commercial banking, private banking, and home loans) come together in partnership to provide outstanding service to our customers.

Sonoma Bank understands that the role of a community bank is to provide support to our communities. We are committed to improving lives, strengthening communities and being a bridge to the possible for not only our customers, but also for the communities in which we live and serve. Whatever the cause, our employees are ready to roll up their sleeves and make a difference. Our bankers and employees are deeply rooted in their communities and we are proud of our employees' dedication and pride. The Sonoma Bank approach is simple. We get to know our customers and offer innovative solutions to help our customers achieve their financial objectives. Our local, knowledgeable bankers promise the individual attention our customers expect and deserve.