celebrating 90 years in business
Embracing the Past
Building for the Future
established in 1934
About Us
Proudly with over 90 years in business, our mission is still to provide professional and quality service that consistently exceeds the expectations of our clients.
Peter Shannon & Co. is committed to open communication and timely responses to our clients throughout the year so we can address any concerns or ideas.
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2025 Tax Considerations
Please click the title below to jump to the section you like to read. Individual Tax Changes Extension and Enhancement of Reduced Income Tax Rate Rate reductions, bracket changes. Under pre-Act law, for tax years 2018 through 2025, the Tax Cuts and Jobs Act (TCJA) temporarily modified the number of income tax brackets and reduced the…
How mortgage points may affect your taxes
If you’re in the process of buying a home, or you bought one earlier this year, you probably know that you may be able to claim the property tax deduction and the mortgage interest deduction when you file your next income tax return. But you might not be so sure about mortgage points paid. The…
IRS publishes new per diem business travel rates for fiscal year 2027
Many businesses use federal “per diem” rates to reimburse employees for out-of-pocket travel expenses. In Notice 2026-60, the IRS announced special per diem rates that are effective for the federal government’s fiscal year of October 1, 2026, through September 30, 2027. Taxpayers can use these rates to substantiate certain lodging, meals and incidental expenses for business travel…
The benefits of increasing your 401(k) contributions before the year runs out
As 2026 draws to a close, your employer’s 401(k) plan may offer an opportunity to reduce your current income taxes while building your retirement savings — or to boost your future tax-free retirement income. If you haven’t been contributing, it may not be too late to start. And if you’re already contributing, increasing the amount…
Expecting a big revenue year? Consider tax moves before year end
For most small business owners, strong revenue growth is something to celebrate. But a profitable year can also significantly increase your income tax liability. If your business is on track for a banner year, now is the time to evaluate tax-reduction strategies. Here’s some guidance for sole proprietors and owners of pass-through entities (such as…











