• Cost segregation reclassifies assets to maximize personal property and optimize depreciation deductions. This results in substantial cash flow benefits.

  • Our team’s blend of engineering and tax code expertise provides tremendous value throughout a project.

  • Studies can be performed for current year transactions or on a retroactive basis. Find out who makes a great prospect.


Who We Are

McGuire Sponsel offers Fixed Asset Services, R&D Tax Credit Services, Global Business Services, and Location Advisory Services. Our firm 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.

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.

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

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


  • blog
    Fixed Asset Services
    December 22, 2023

    Understanding New IRS Guidance on the 45X Credit

    by Dave McGuire

    On December 15, the IRS released proposed regulations relating to the 45X Advanced Manufacturing Production Credit. The 45X Credit is a production...

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    Tax Ramifications Of Solar Installation

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    In his latest piece in Forbes, Dave McGuire discusses the rapid growth of solar energy and the importance of understanding...

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    IRS Releases 45L Guidance

    by Dave McGuire

    On September 27, 2023, the IRS released heavily anticipated guidance on the 45L Energy Efficient Home Credit. This notice clarifies...

  • blog
    Fixed Asset Services
    September 27, 2023

    Statistical Sampling and Cost Segregation

    by Dave McGuire

    One of the acceptable methods of completing a cost segregation study includes the use of statistical sampling.  According to the...

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