Thompson Flaherty CPA, Accountants & Tax Consultants

Thompson Flaherty CPA, Accountants & Tax Consultants You aren’t just another client to us; you are a partner. We move beyond basic number-crunching to provide proactive, year-round guidance.

We are a Full Service CPA Firm and specialize in the following:
Personal & Business Tax | Accounting | QuickBooks | Bookkeeping | Payroll | CFO Advisory | Entity formation | Business Valuation | Experts in Medical, Real Estate, Law, Construction and more! Thompson Flaherty | Professional Tax Strategy & Accounting for Businesses & Individuals | Bookkeeping | Payroll | New Business Formation/Setup |

Valuation | Exit Planning| Budgeting | Forecasting|

Running a business is demanding—managing the complexities of taxes, payroll, and financial growth shouldn’t be what keeps you up at night. At Thompson Flaherty, we provide a white-glove CPA approach to Personal & Business Tax, Accounting, and Strategic Consulting, ensuring you stay compliant, organized, and confident. Whether you are an individual looking to protect your income, a growing startup, or an established firm, we handle the technical heavy lifting so you can focus on your life and your business. Core Services:
• Tax Strategy: High-level Planning, IRS Representation, and Tax Prep to keep more of what you earn.
• Business Operations: Full-cycle Bookkeeping, Payroll, and Accounting so you can get your weekends back.
• Growth & Advisory: Forecasting, Business Valuation, and Exit Planning for your next chapter.
• Strategic Launch: New Business Formation and entity selection for entrepreneurs. Specialized Industry Expertise:
✔ Medical & Dental Practices: QBI optimization and entity selection.
✔ Real Estate & Construction: 1031 Exchanges and Cost Segregation.
✔ Attorney & Law Firms: Trust accounting and tax reduction.
✔ Home Healthcare & Nonprofits: Form 990, compliance, and payroll management. Serving the Metro East, St. Louis, and Chicago, with virtual services available nationwide. Ready to simplify your finances and maximize your growth?
👇 Contact us today for a consultation.
📩 Inquiries: [email protected]
🌐 Website: thompsonflaherty.com

Our new website is live, and we built it the way we actually run the firm. 🌐If you've ever called your CPA on a Tuesday ...
05/29/2026

Our new website is live, and we built it the way we actually run the firm. 🌐

If you've ever called your CPA on a Tuesday in July and gotten an out-of-office that says they'll be back to you after the next quarterly deadline, this is the site we built for you. Year-round access, monthly bookkeeping that closes clean, and a CPA who remembers what you do for a living.

We work with business owners across Edwardsville, the St. Louis area, and now Chicago.

Have a look around: https://thompsonflaherty.com

With Grand Business Brokers  – We just got recognized as one of their top fans! 🎉
05/28/2026

With Grand Business Brokers – We just got recognized as one of their top fans! 🎉

May is the underrated tax planning month. 📅Most CPAs don't see it that way because their year is built around two deadli...
05/27/2026

May is the underrated tax planning month. 📅

Most CPAs don't see it that way because their year is built around two deadlines, the April one and the October one, with everything in between treated as filler.

The way we look at it, May is exactly where the year's most expensive decisions get made.

Here's what's still on the table right now that won't be in October. May is when you can still elect S-corp for 2026 without retroactive headaches, still adjust owner comp before you're locked into a year-end structure, still time a key equipment purchase into the right tax year, and still recalibrate estimated payments before Q4 cash gets ugly.

If you wait until October to look at any of this, you've cut your runway in half. The owners we work with who pay the least tax don't have a secret. They just check in earlier than the deadline forces them to.

Want to actually look this month? https://thompsonflaherty.com/tax-business/

We’re excited and honored to officially partner with  Grand Business Brokers as a Premium Business Partner.At Thompson ...
05/26/2026

We’re excited and honored to officially partner with Grand Business Brokers as a Premium Business Partner.

At Thompson Flaherty CPA & Tax Consultants, we know that building a business takes years of hard work, sacrifice, and commitment. When the time comes to grow, transition, or eventually sell that business, having the right financial strategy and advisory team in place can make all the difference.

This partnership brings together two firms with one shared goal:
Helping business owners maximize value, plan strategically, and move confidently into their next chapter.

From accounting, tax planning, bookkeeping, payroll, and CFO support to exit planning and succession strategy, we’re proud to work alongside a team that is equally committed to guiding business owners through every stage of the journey.

We look forward to helping more entrepreneurs protect what they’ve built and prepare for long-term success.

Thank you to Grand Business Brokers for the partnership and trust. Exciting things ahead!

We are excited to announce Thompson Flaherty CPA, Accountants & Tax Consultants as one of Grand Business Brokers’ Premium Business Partners.

When a business owner starts thinking about selling, transitioning, or simply understanding the value they have built, the numbers matter. Clean financials, thoughtful tax planning, and a clear understanding of the owner’s full financial picture can make all the difference.

That is why this partnership is such a strong fit.

Thompson Flaherty brings a high level of accounting, tax, bookkeeping, payroll, and CFO support to business owners, along with specialized guidance around exit and succession planning. Together, our goal is to help owners feel more prepared, more informed, and more confident as they think about what comes next.

At Grand Business Brokers, we guide owners through valuations, market positioning, confidential buyer marketing, negotiations, due diligence, and closing. Thompson Flaherty helps make sure the financial side is clean, clear, and strategically planned.

Two firms. One goal. Helping business owners protect what they have built and prepare for their best possible outcome.

Thinking about what your business may be worth one day? This is the kind of team you want around you before you are ready to sell.

Learn more here:
https://thompsonflaherty.com/exit-planning/

Today we honor the men and women who gave everything for our country, making it possible for us to build businesses, cre...
05/25/2026

Today we honor the men and women who gave everything for our country, making it possible for us to build businesses, create opportunities, and chase our vision. 🇺🇸

Our Edwardsville office is closed today. Wishing every family a meaningful Memorial Day.

05/10/2026

🚨 Filed Your Taxes… But Not Sure If Everything Was Done RIGHT? 🚨

Most business owners find out after tax season that:
❌ Their books were messy
❌ They missed deductions
❌ They overpaid (without even knowing it)

That’s why we’re offering a FREE Tax & Bookkeeping Health Check for a limited time.

We’ll review:
📊 Your bookkeeping setup
💸 Missed deductions or red flags
📉 Opportunities to lower next year’s tax bill

No fluff. No pressure. Just real insight.

👉 Email or DM us to claim your free review.

Fix it now… so next tax season isn’t a surprise.

Award-winning Edwardsville CPA firm! 🎉⭐ Best of 2026 – BusinessRate Winner ⭐Recognized for top accounting services and t...
05/07/2026

Award-winning Edwardsville CPA firm! 🎉
⭐ Best of 2026 – BusinessRate Winner ⭐
Recognized for top accounting services and tax consulting in Edwardsville, IL, based on Google reviews.

We couldn’t have done it without our amazing clients! Thank you for trusting us with your finances and supporting our business—it truly means everything to us! 🙏

We’re proud to serve the Metro East, Edwardsville, and Chicago communities and look forward to continuing to help individuals and businesses succeed.

A temporary federal income tax deduction for interest on qualifying auto loans for 2025 through 2028 was created by the ...
05/01/2026

A temporary federal income tax deduction for interest on qualifying auto loans for 2025 through 2028 was created by the One Big Beautiful Bill Act. The write-off, available even if you don’t itemize, is capped at $10,000 per tax return, subject to income-based phaseouts. It applies only to interest on first-lien loans to buy U.S.-assembled passenger vehicles for personal use. Leased, used and fleet vehicles are excluded. The IRS recently issued proposed regulations that clarify how the deduction works. For example, they address the “personal use” requirement. Contact us for details at (618) 656-6010.

Fringe benefits offer multiple business advantages. They can boost morale, attract and retain top talent, and qualify fo...
04/29/2026

Fringe benefits offer multiple business advantages. They can boost morale, attract and retain top talent, and qualify for potential tax breaks. That’s why it’s smart to review which ones you sponsor and what you may be missing. Of course, you don’t want to spend time and resources sponsoring benefits your employees don’t value. And you must follow specific rules and documentation requirements to be eligible for tax-advantaged treatment. Contact us at (618) 656-6010 for help choosing the right fringe benefits for your business and managing the tax impact.

Address

219 2nd Avenue, Ste B
Edwardsville, IL
62025

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