Full-Service Accounting, Tax & Advisory

Colorado-based accounting firm serving individuals and businesses nationwide. Tax preparation, bookkeeping, payroll, compliance, and strategic advisory.

Headquartered in Denver, CO — Serving All 50 States

Our Services

• Tax Preparation

  Personal, business, multi-state, and crypto tax returns. IRS resolution & audit defense.

• Tax Planning

  Year-round strategic tax planning to minimize liabilities and maximize savings.

• Bookkeeping

  Monthly bookkeeping, bank reconciliation, and financial reporting.

• Accounting

  Full-service accounting for growing businesses. Financial statements and compliance.

• Payroll Services

  Payroll processing, W-2/1099 filing, and tax deposit management.

• Business Consulting

  Entity structuring, cash flow analysis, and growth strategy.

• Sales Tax

  Multi-state sales tax nexus analysis, registration, and compliance.

• Audit Defense

  IRS and state audit representation. We handle the correspondence.

Why Centennial Accounting Group?

We combine deep tax expertise with a personal approach. Every client gets a dedicated team, year-round support, and proactive strategies — not just annual filings.

• ✔ Maximize deductions & full IRS compliance
• ✔ Year-round support — not just during tax season
• ✔ Serving individuals and businesses in all 50 states
• ✔ Free initial consultation — no obligation

Ready to Get Started?

Book your free consultation today or call us directly. We'll review your situation and recommend the best path forward.