Because working with a CPA should feel like having a partner, not just someone who files your taxes once a year.
At Thompson Flaherty, you work directly with a dedicated CPA who understands your business, helps you plan ahead, and stays involved throughout the year.We are not here to just file your taxes.
Most firms focus on getting returns done.
We focus on helping you understand your numbers, plan ahead, and make better decisions all year long.

The same CPA handles your tax work and advisory, so nothing gets lost and you always have someone who knows your full financial picture.

We stay involved throughout the year, helping you plan ahead instead of reacting after the fact.

You have direct access to a dedicated bookkeeper and payroll support, so day-to-day needs are handled quickly and correctly.

We prioritize communication and responsiveness, so you are never left waiting or wondering what is going on.
Athar Adam provides the executive vision and strategic oversight for Thompson Flaherty. With over 20 years of leadership in risk management, regulatory compliance, and institutional underwriting, Athar brings a sophisticated level of financial oversight rarely found in mid-market firms.
Holding an MBA from DePaul University, he specializes in architecting complex debt restructuring, optimizing cash flow, and implementing operational risk governance. Under his leadership, Thompson Flaherty transcends traditional accounting to deliver the strategic clarity and sustainable growth required by high-stakes business owners.
A specialist in high-level tax strategy, Tyler Hawkins serves as a primary advisor to entrepreneurs and closely held businesses. His approach focuses on proactive entity structuring and long-term tax efficiency rather than simple compliance.
Tyler holds a Master of Science in Accounting from Liberty University and is a Master at translating technical federal and state tax complexities into confident, actionable business decisions.
With a career spanning over 35 years, Kelly Flaherty is a cornerstone of the firm’s technical expertise. A Phi Beta Kappa graduate of Southern Illinois University, Kelly is recognized for his sophisticated approach to individual and corporate tax planning.
His ability to uncover high-impact tax-saving opportunities has earned him consistent recognition within the St. Louis business community, including nominations among the region’s top accountants by St. Louis Small Business Monthly.
Since joining the firm in 2002, Jim Klostermann has become a vital strategist for high-net-worth individuals and business owners. Jim’s practice is defined by “advisory-first” accounting—moving beyond the tax return to help clients improve liquidity, plan for major transactions, and protect wealth.
His two decades of consistency and deep-rooted client relationships make him a primary driver of value for the firm’s most complex accounts.
Christian Kimble brings a disciplined, data-driven methodology to tax compliance and financial planning. A graduate of Southern Illinois University–Carbondale, Christian focuses on delivering accurate, proactive solutions that align a client’s immediate tax obligations with their broader, long-term financial legacy.
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If you are looking for a CPA firm that provides ongoing guidance, clear communication, and a higher level of service, we should talk.
We will walk through your current situation and show you what working with a more proactive, high-touch firm looks like.