AAG Tax & Accounting
Experienced Tax Professionals
At AAG Tax & Accounting LLC, we take pride in offering dependable tax and accounting services to clients across the United States.
About AAG Tax & Accounting
AAG Tax & Accounting LLC is more than just an accounting firm—we’re a trusted financial partner for individuals, families, and businesses across Connecticut and the U.S.
Founded over a decade ago in Newington, CT, we’re proud to offer expert tax services, personalized accounting solutions, and year-round support tailored to your unique situation. Our team brings together deep industry knowledge and a genuine commitment to client success.
We believe the best results come from strong relationships. Whether you need help filing your personal tax return or managing financials for your business, you’ll always get straightforward advice, responsive communication, and exceptional care.
Smart. Reliable. Dedicated to your financial peace of mind.
Professional Accounting Services
With AAG, you’ll have responsive, experienced tax professionals who understand businesses nationwide and can guide you through every stage of growth. For tax services, our team includes experienced tax preparers. For bookkeeping services, we work with seasoned accountants and professional bookkeepers.
Personal Tax Returns
We prepare and e-file your federal and state returns accurately, maximizing deductions and credits while ensuring full compliance. Whether your situation is simple or complex, we make tax season stress-free.
Business Tax Services
From S Corps and partnerships to nonprofits, we handle tax planning and filings tailored to your business structure—so you can stay compliant, reduce liabilities, and focus on growth.
Accounting & Bookkeeping
Our team manages day-to-day bookkeeping, reconciliations, and monthly reporting, giving you reliable, organized financials that support smarter business decisions and long-term planning.
Back Tax Filing & Audit Support
Behind on taxes or facing an audit? We’ll help you catch up on unfiled returns, minimize penalties, and prepare accurate documentation to respond confidently to IRS inquiries.
Financial Statement Preparation
Turn your data into clear, accurate reports you can trust. We prepare income statements, balance sheets, cash flow reports, and depreciation schedules for business planning, financing, or selling your company.
Schedule a Consultation
Reach out to book an in-person or virtual appointment. We’ll guide you through your next steps, explain what to expect, and ensure you have everything needed for a smooth experience.
Meet the team Behind the Numbers
Get to know the professionals who are committed to your success—one return, one statement, one solution at a time.
M. Sonia Higgins-Barkman
Enrolled Agent
Paula Byczko
Tax Preparer
Trish Feeney
Tax Preparer
Take the stress out of your books, taxes, and finances–contact us today.
New Clients
Welcome! We’d love to learn more about your tax or accounting needs. Start by filling out our consultation request form so we can recommend the right services and get to know your goals.
Existing Clients
Already working with us? Schedule your next meeting online by clicking the button below.
Please note: Returning clients will need to log in to your AAG Tax Portal through TaxDome to upload your documents. If you're booking a virtual appointment, you will have to call to setup your appointment.