CSSI Services

CSSI Services is a leading engineering-based tax consulting firm specializing in commercial property and business tax optimization, headquartered in Baton Rouge, Louisiana. Since 2003, we’ve successfully completed over 60,000 studies nationwide, empowering clients to significantly reduce their tax liabilities and enhance cash flow. Our core expertise lies in Cost Segregation, a proven strategy that accelerates depreciation and unlocks immediate capital for property owners, alongside Section 179D tax deductions for energy-efficient buildings and R&D tax credits for businesses investing in innovation. We cater to a diverse clientele, from individual investors to large investment firms, providing tailored solutions backed by rigorous engineering analysis and deep tax expertise. With a perfect record – zero IRS audits – and a commitment to seamless collaboration with CPAs and tax advisors, CSSI Services delivers unparalleled value and peace of mind. We’re dedicated to helping businesses and property owners maximize their tax benefits and achieve their financial goals.