Centennial Tax & Accounting is a tax and accounting firm based in Davenport, Iowa, serving the Quad Cities area. The firm works with families, individuals, small businesses, and businesses that need support with financial records, tax obligations, payroll, and planning needs.

Its listed services include Tax Compliance & Planning, Accounting & Benchmarking, Payroll & Sales Tax, and Business Advisory. The firm describes its approach as relationship-focused and local, with resources such as a client center, tax portal access, government resources, and a knowledge center for timely financial information.

Clients can use Centennial Tax & Accounting for in-person support across core tax and accounting needs, including accurate filings, scalable bookkeeping-related accounting services, payroll tasks, sales tax support, and business lifecycle advice.