Fiducia – Accounting & Business Services P.S. is a Washington State accounting firm based in Renton, WA. The firm supports small and mid-sized businesses with accounting, bookkeeping, payroll, tax services, and financial guidance aimed at helping owners understand their numbers and make informed decisions.

Its services cover small business accounting and bookkeeping, payroll management, year-end support, and controller-level oversight. The source material also notes support for QuickBooks/Xero setup and use of QuickBooks Online. Services are available in person and remotely, giving businesses flexibility in how they work with the firm.

Fiducia describes its approach around accuracy, transparency, partnership, and turning complex financial data into clearer business insight. Listed credentials include CPA and EA.