Our Services

A Platform Designed to Unlock Savings

Cost Segregation

Accelerate depreciation on your commercial property to reduce federal income taxes and increase cash flow through our engineering-based Cost Segregation analysis.

179D Tax Deduction

Claim up to $5.81 per square foot in tax deductions for energy-efficient commercial buildings through lighting, HVAC, and building envelope improvements.

R&D Tax Credits

Receive dollar-for-dollar tax reductions for your qualifying research and development activities across manufacturing, technology, engineering, and other industries.

Over 50,000 Studies Completed Since 2003

Engineering-Based Expertise

50,000+ studies since 2003, expertly navigating complex tax regulations.

Multiple Tax Solutions

Our expertise spans cost segregation, 179D energy efficiency deduction, R&D credits, and sustainable building technologies to maximize your tax savings.  

National Coverage 

Our nationwide network of professionals provides local expertise while delivering consistent, high-quality results across all 50 states. 

Tax Professional Partnerships 

We collaborate with CPAs and tax advisors to ensure timely, compliant, and maximum tax benefits for their clients. 

CSSI is America's leading provider of engineering-based tax solutions. We partner with property owners and their tax professionals to maximize tax benefits and increase cash flow through accurate, compliant studies. Our proven methodology has never triggered an IRS audit, and our nationwide team of experts consistently delivers results that transform complex tax regulations into tangible financial benefits for our clients. 

Estimate Your Savings

Please note that actual results may vary based on your property's unique characteristics, acquisition date, and tax situation. The calculator assumes current tax laws and does not constitute tax advice.

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Estimated Tax Savings

Conservative Estimate

Accelerated Depreciation Deduction The total amount of depreciation deductions you would receive when using cost segregation, which reclassifies certain building components into shorter recovery periods for faster tax benefits.

Standard Straight-Line Depreciation Deduction The total amount of depreciation deductions you would receive under the standard straight-line method, typically spreading deductions evenly over 27.5 or 39 years for real property.

High-End Estimate

Accelerated Depreciation Deduction The total amount of depreciation deductions you would receive when using cost segregation, which reclassifies certain building components into shorter recovery periods for faster tax benefits..

Standard Straight-Line Depreciation Deduction The total amount of depreciation deductions you would receive under the standard straight-line method, typically spreading deductions evenly over 27.5 or 39 years for real property.

Your results show estimated first-year tax savings based on typical properties similar to yours. The Conservative Estimate shows what most property owners like you can expect at minimum, while the High-End Estimate shows what's possible with a thorough professional analysis. These numbers represent actual cash you could save on taxes. For a personalized assessment that accounts for your property's specific features, continue with our no-cost analysis request.

David H. Trahan

National Account Executive

North Carolina

As a National Account Representative for CSSI, David Trahan brings extensive real estate expertise and a distinguished track record of helping clients defer over $90 million in income taxes on properties exceeding $1 billion in value. A former U.S. Navy communications officer with MBA and MS degrees from Louisiana State University, David specializes in cost segregation, partial asset dispositions, and strategic tax solutions for large and mid-sized real estate companies. His client portfolio includes industry leaders such as CAF Partners, MetroNational, McCord Development, and the Peachtree Hotel Group, with projects ranging from $400,000 to over $200 million in value.

A consistent CSSI President’s Club achiever and recipient of the 2022 Excellence Award as top account representative, David has authored articles in prestigious publications including the Austin Business Journal and the Appraisal Journal. When not serving clients from his offices in Texas and North Carolina, he enjoys fishing, wine tasting, golf, and spending time with his children and grandchildren.

Contact

Get a Free Tax Savings Analysis of Your Property

We’ll deliver a complete assessment of potential savings in as little as two business days.


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Learn more about what CSSI can do for you.

We're committed to helping you take full advantage of cost segregation, 179D, and GreenZip technology.

Learn More About What CSSI Can Do for You

We’re committed to helping you take full advantage of Cost Segregation, 179D, R&D Tax Credits, and Green Zip technology.

Learn More
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