Coastal Financial Corporation is the bank holding company that operates through its subsidiaries, including Coastal Community Bank (Bank) and Arlington Olympic LLC. The Company operates through three segments: CCBX, the Community Bank and treasury & administration. The CCBX segment provides banking as a service (BaaS) activities that allows its broker-dealer and digital financial service partners to offer their customers banking services. It offers a variety of loans to business owners, including commercial and industrial loans and commercial real estate loans secured by owner-occupied commercial properties. The Community Bank segment provides a range of banking products and services to consumers and small to medium sized businesses in the broader Puget Sound region in the state of Washington and through the Internet and its mobile banking application. The treasury and administration segment includes treasury management, overall administration and all other aspects of the Company.