Accounting Services
Accurate, timely bookkeeping so you can focus on running your business — not your books.
Your Books, Done Right
Timely, efficient bookkeeping services are available for businesses of all sizes. At I & S Tax Service LLC, we prepare, save, and present computerized accounts for client review on a quarterly, monthly, and/or annual basis.
We support all major accounting programs including QuickBooks, and our team brings over 22 years of experience keeping small businesses organized, compliant, and financially healthy.
Get a Free QuoteEverything Your Business Needs
Monthly Bookkeeping
We reconcile your accounts, categorize transactions, and deliver clean monthly financials you can rely on.
Quarterly Reviews
Quarterly check-ins to review your books, flag discrepancies, and keep your records audit-ready.
Annual Closeout
Year-end bookkeeping closeout and preparation of records for tax filing — seamlessly coordinated with our tax team.
QuickBooks Support
Setup, cleanup, and ongoing management of QuickBooks Online or Desktop for your business.
Budgeting & Forecasting
We help you build realistic budgets and financial forecasts to guide smarter business decisions.
Payroll Coordination
Bookkeeping that integrates with your payroll records, ensuring accurate expense tracking and reporting.
Why Choose I & S Tax Service?
- 22+ years serving small businesses in Arizona
- IRS Registered and NATP Member professionals
- Flexible monthly, quarterly, or annual plans
- Seamless coordination with our tax preparation team
- QuickBooks certified support
- Personalized service — you work with real people, not software
Seamless Tax Integration
Because our bookkeeping and tax teams work together under one roof, your year-end closeout flows directly into tax preparation — saving you time, reducing errors, and maximizing deductions.
Explore Tax ServicesAccounting Service Pricing
View our flat-rate monthly plans from Basic to Advisory — including payroll bundle rates and one-time setup fees for each tier.
Ready to Clean Up Your Books?
Schedule a free consultation and let us take bookkeeping off your plate.