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Business Details
22 Years
experience
Your Trusted Partner for Accounting and Tax Solutions in Tempe
Master Accounting & Tax Service has been delivering expert accounting, tax, and bookkeeping solutions since 2004, combining over two decades of industry experience with a commitment to integrity and client-focused service. Our team of certified professionals, including an Enrolled Agent recognized by the IRS, specializes in tailored financial guidance for individuals and businesses across Arizona. We leverage advanced technology and secure online platforms to streamline processes while maintaining personalized support, ensuring clients achieve compliance, cost savings, and strategic growth.

Our core values of honesty, professionalism, and continuous learning drive our approach to resolving complex tax matters, payroll management, and financial reporting. With a proven track record of resolving IRS issues and optimizing tax-saving opportunities, we prioritize transparency and responsiveness to build long-term trust with every client we serve.
Services
Tax Preparation Payroll Services Bookkeeping Fractional Controller Back Tax Support Small Business Consulting
Details
  • Year established: 2004
Highlights and features
  • 20+ years of experience in tax and payroll services
  • A+ BBB Business Review Rating
  • Enrolled Agent on staff for IRS representation
  • Secure encrypted online document management
  • Experienced government tax auditor team member
Associations and certifications
  • Enrolled Agent (EA)
What people say
Accurate tax preparation Expert IRS representation Timely service Competitive pricing Knowledgeable staff
Services
Tax Preparation
Our tax preparation service ensures accurate and compliant filings for individuals and businesses. We specialize in navigating complex tax codes, maximizing deductions, and minimizing liabilities while maintaining full compliance with federal and state regulations. Our Enrolled Agent provides expert representation for audit resolution.
Payroll Services
We handle complete payroll processing including tax calculations, direct deposits, and regulatory filings. Our service ensures compliance with evolving tax laws while providing detailed reporting on employee compensation, benefits, and tax withholdings for businesses of all sizes.
Bookkeeping
Our bookkeeping service maintains precise financial records through bank reconciliations, accounts payable/receivable management, and financial statement preparation. We use QuickBooks Pro to deliver real-time financial insights while ensuring compliance with accounting standards and tax requirements.
Fractional Controller
We provide outsourced controller services including budgeting, financial analysis, and compliance oversight. Our experts deliver strategic financial planning, audit preparation, and operational guidance without the cost of a full-time executive position.
Back Tax Support
Our back tax support specializes in resolving outstanding tax liabilities through installment agreements and offers in compromise. With Enrolled Agent expertise, we negotiate with the IRS to reduce penalties and establish manageable payment plans for individuals and businesses.
People
Bill Mease
Owner
Bill Mease brings 25+ years of accounting experience including government auditing and corporate financial management. As founder of MATS since 2004, he specializes in strategic tax planning and IRS compliance solutions for Arizona businesses.
Questions
Do you offer weekend appointments during tax season?
Yes, we're open 7 days a week during tax season with extended hours from 8 AM to 7 PM Monday-Friday and by appointment on weekends.
Can you help with IRS tax debt issues?
Yes, our Enrolled Agent specializes in resolving back taxes through installment agreements and offers in compromise with the IRS.
What accounting software do you support?
We primarily use QuickBooks Pro but also work with Peachtree and other major accounting software platforms for business clients.
How do you ensure document security?
We use encrypted online portals and maintain physical document security through restricted access and digital scanning for all client records.
What tax deductions do you typically identify?
We specialize in identifying business expense deductions, home office allowances, and industry-specific tax credits that software programs often miss.
Do you provide business startup consulting?
Yes, we offer free initial consultations to help new businesses choose legal structures and establish proper accounting systems from formation.