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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

  • podcasts
    Alliance Network
    April 28, 2021

    McGuire on the Wire Episode 30

    by Justin Gephart

    The SBA recently released details and a sample application for the program. In this episode, Dave McGuire will overview the...

  • in the news
    Alliance Network
    April 12, 2021

    Benchmarking: The Good and the Bad

    by Dave McGuire

    In Forbes, “Benchmarking: The Good And The Bad,” Dave McGuire explains the good and bad of benchmarking and how to properly...

  • podcasts
    Alliance Network
    April 6, 2021

    McGuire on the Wire Episode 29

    by Dave McGuire

    Dave McGuire discusses the Biden tax policy and proposals that are currently being put out there. Combined with existing tax...

  • case studies
    Credits & Incentives
    March 15, 2021

    Alliance RV, LLC.

    by Steve Brunson

    Alliance RV plans to invest $33 million into its 110 acre campus in Elkhart. Alliance RV looked to McGuire Sponsel...

Get Started by Reaching Out

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