Who We Are

Partnering with local, regional, and global firms, McGuire Sponsel offers Cost Segregation, R&D Tax Credits, International Tax, and Credits & Incentives. McGuire Sponsel strengthens client relationships by offering a conservative, methodical approach to delivering tax services that fall outside traditional practices.

McGuire Sponsel is committed to providing high-quality service with integrity in a way that helps partner firms bring value to their clients. Our approach has allowed us to become a trusted resource to the industry across the country, with a strong track record with the IRS.

See the Difference

When McGuire Sponsel clients see our alignment with competitors, it is rare for them to find another firm with the level of respect we have for the CPA/client relationship.


Our Industries

With more than 1,500 clients, we leverage our expertise across industries to deliver solutions that suit the specific needs of each client, no matter the goal.

Trusted Partners

McGuire Sponsel - Our Team

McGuire Sponsel is committed to providing first-class service with integrity in a way that helps partner firms bring value to their clients.

One of the top reasons clients continue working with us is they get to know our people. Our McGuire Sponsel employees are genuinely great people and true professionals. The technical expertise, quick responsiveness, and personalized customer service are things that bring clients back time after time.


Words From Our Clients


“Our clients are very happy with McGuire Sponsel. They offer a great combination of attributes. They are knowledgeable, thorough, responsive, fairly priced and easy to work with. They can handle large projects and small questions. We’re a “team” both trying to service the clients.”

William Richardson, Partner | Sisterson

“McGuire Sponsel has been extremely responsive to both the needs of our firm and most importantly the needs of our clients. They have not only helped us and partnered with us to deliver tremendous value to our clients but they make my job easier by allowing us to draw on the expertise of a team.”

Jeff Drummonds, Managing Shareholder | LBMC PC

“McGuire Sponsel’s focus on client service is excellent and it seems obvious to me that they understand everything they are working on for us. I have confidence in what they are recommending.”

Brad Hamrlik, Director of Tax | Cortland

“McGuire Sponsel is a true partner to us and we have confidence in their ability to bring value to our clients. In fact, we bring them in without hesitation whenever possible because we know they are a valued resource to our firm”

Robert Berger, Partner | Anders

“I am confident in the work they do and know it’s done right. McGuire Sponsel is a top notch firm.”

Terry Niegel, Partner | Kernutt Stokes

Recent Resources

  • in the news
    Alliance Network
    May 28, 2021

    McGuire Sponsel founders launch data consulting firm

    by Dave McGuire

    As seen in Accounting Today, Dave McGuire and TJ Sponsel have announced the launch of Akita Data, a data consulting...

  • case studies
    Credits & Incentives
    May 24, 2021

    General Atomics

    by Steve Brunson

    General Atomics invested in new buildings, equipment, and machinery, and added over 200 jobs for its Mississippi location. McGuire Sponsel...

  • podcasts
    Alliance Network
    May 17, 2021

    McGuire on the Wire Episode 32

    by Justin Gephart

    In today’s episode, Mike Hammel joins host Justin Gephart to share his journey of becoming one of McGuire Sponsel’s tax...

  • in the news
    Alliance Network
    May 12, 2021

    The unknown science behind tax credits and incentives

    by Ben Worrell

    In Accounting Today, “The unknown science behind tax credits and incentives,” Ben Worrell explains how in the world of accounting, credits...

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