Our Services
A Platform Designed to Unlock Savings
Over 50,000 Studies Completed Since 2003
Engineering-Based Expertise
50,000+ studies since 2003, expertly navigating complex tax regulations.
Multiple Tax Solutions
As a trusted tax consulting firm, our expertise spans cost segregation, the 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 consulting solutions. We partner with property owners and their tax professionals to maximize tax benefits and increase cash flow through accurate, compliant cost segregation studies and more. 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.
Mark Stephens
As a National Account Executive at CSSI, Mark helps business owners maximize their tax savings with over 20 years of experience in financial services, during which he built strong relationships with building owners and their financial professionals, including CPAs, bankers, and attorneys. Since joining CSSI in 2016, he has provided commercial building owners with unique benefits that integrate seamlessly with the services of their trusted advisors, communicating complex tax strategies in a clear and timely manner. In his free time, Mark enjoys cooking, watching films and football games, listening to music, and dedicating time to personal growth through reading, exercise, and prayer.
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.
Resources
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