One of the largest CPA firms in the Pacific Northwest. Our accountants have the knowledge, skill, and expertise to serve pub...licly traded companies, closely held business, nonprofits, auto dealerships, and individuals throughout the region. To better serve our clients, we are registered with the Public Company Accounting Oversight Board and are an independent member firm associated with Moore...
Peterson Sullivan is a Seattle-based CPA and advisory firm. Founded 60 years ago, we provide comprehensive accounting, audit and tax services to publicly traded and closely held middle-market companies, nonprofit organizations, and high net worth individuals throughout the Pacific Northwest and around the world.
Peterson Sullivan is one of the largest CPA firms in the Pacific Northwest. Our over 80 professionals draw on a deep pool of knowledge, skill, and experience to serve publicly traded companies, closely held businesses, private individuals, nonprofits, and auto dealerships throughout the region.
For more details about the services we provide check out If you are...