Car wash properties are packed with equipment, specialized structures, and site improvements that qualify for accelerated depreciation—yet most owners leave massive tax savings on the table. Seneca Cost Segregation's engineering-based studies identify every reclassifiable asset in your car wash facility, typically delivering six-figure first-year deductions and a 10–25x return on study costs.
Comprehensive cost segregation solutions engineered to unlock maximum tax savings from your car wash property assets.
A full engineering-based analysis of your car wash property that reclassifies wash equipment, site improvements, and building components into 5-, 7-, or 15-year depreciation schedules, dramatically accelerating your deductions.
Already own your car wash? Claim all missed depreciation from the past 15 years in a single tax year using IRS Form 3115—no amended returns required. Ideal for operators who have never completed a cost segregation study.
A convenient 30–45 minute video call inspection of your car wash facility that eliminates travel costs, speeds up turnaround to 2–3 weeks, and lets you guide our engineers through every wash bay and equipment area at your schedule.
Every study comes with Seneca AuditDefense at no extra charge—covering your car wash for the entire duration of ownership. Our engineers respond to all IRS inquiries and provide full documentation support.
Our team works directly with your CPA to integrate depreciation schedules and Form 3115 filings seamlessly into your tax return, ensuring the full benefit of your car wash study is captured without extra burden on your accountant.
Beyond cost segregation, we identify additional tax-saving opportunities across your car wash portfolio, business structure, and related real estate assets at no additional charge.
We assess your car wash property's eligibility, run a preliminary savings estimate, and walk you through the expected ROI—completely free, with no obligation. Most car wash owners are surprised to discover six-figure first-year deduction potential they didn't know existed.
See how car wash operators across the country are accelerating cash flow with engineering-based cost segregation.
"Dylan and his team at Seneca Cost Segregation are extremely knowledgeable. When I explored their website, it was clear they knew their stuff. It offered a very professional approach to cost segregation, backed by years of experience."
"We contacted Seneca for a Cost Seg Study and they went above and beyond. Their eagerness to help and province of info will blow you away."
"Extremely professional and efficient in their cost set analysis. Great communication and transparency. Will be using them going forward on all my properties."
"We contacted Dylan for a cost seg study and he went above and beyond Not only will their pricing be the best price you will find, his eagerness to help and province info will blow you away"
"The tax savings achieved with Seneca Cost Segregation made a major impact on my bottom line. I wasn't aware it was a possibility until they brought the opportunity to me. Their insight and expertise are invaluable."
"Their team was incredibly professional, prompt, and easy to work with."
"Seamless experience with great results. Highly recommend!"
"I couldn't be more pleased with the results. Their team was incredibly professional, prompt, and easy to work with. I achieved a highly favorable tax situation and recommend Seneca to anyone looking to maximize their tax benefits."
"I've referred multiple clients to Seneca, and each time they uncovered significant tax savings. Their team is fast, professional, and easy to work with. They've become a trusted extension of our tax strategy."
"Dylan and his team at Seneca Cost Segregation are extremely knowledgeable. When I explored their website, it was clear they knew their stuff. It offered a very professional approach to cost segregation, backed by years of experience."
"We contacted Seneca for a Cost Seg Study and they went above and beyond. Their eagerness to help and province of info will blow you away."
"Extremely professional and efficient in their cost set analysis. Great communication and transparency. Will be using them going forward on all my properties."
"We contacted Dylan for a cost seg study and he went above and beyond Not only will their pricing be the best price you will find, his eagerness to help and province info will blow you away"
"The tax savings achieved with Seneca Cost Segregation made a major impact on my bottom line. I wasn't aware it was a possibility until they brought the opportunity to me. Their insight and expertise are invaluable."
"Their team was incredibly professional, prompt, and easy to work with."
"Seamless experience with great results. Highly recommend!"
"I couldn't be more pleased with the results. Their team was incredibly professional, prompt, and easy to work with. I achieved a highly favorable tax situation and recommend Seneca to anyone looking to maximize their tax benefits."
"I've referred multiple clients to Seneca, and each time they uncovered significant tax savings. Their team is fast, professional, and easy to work with. They've become a trusted extension of our tax strategy."
"Dylan and his team at Seneca Cost Segregation are extremely knowledgeable. When I explored their website, it was clear they knew their stuff. It offered a very professional approach to cost segregation, backed by years of experience."
"We contacted Seneca for a Cost Seg Study and they went above and beyond. Their eagerness to help and province of info will blow you away."
"Extremely professional and efficient in their cost set analysis. Great communication and transparency. Will be using them going forward on all my properties."
"We contacted Dylan for a cost seg study and he went above and beyond Not only will their pricing be the best price you will find, his eagerness to help and province info will blow you away"
"The tax savings achieved with Seneca Cost Segregation made a major impact on my bottom line. I wasn't aware it was a possibility until they brought the opportunity to me. Their insight and expertise are invaluable."
"Their team was incredibly professional, prompt, and easy to work with."
"Seamless experience with great results. Highly recommend!"
"I couldn't be more pleased with the results. Their team was incredibly professional, prompt, and easy to work with. I achieved a highly favorable tax situation and recommend Seneca to anyone looking to maximize their tax benefits."
"I've referred multiple clients to Seneca, and each time they uncovered significant tax savings. Their team is fast, professional, and easy to work with. They've become a trusted extension of our tax strategy."
Car wash owners across all 50 states trust Seneca for engineering-grade accuracy, speed, and a guarantee that protects them for as long as they own their property.
Over 10,200 properties assessed nationwide—including car washes—with an average first-year deduction of $171,243 and typical ROI of 10–25x.
Our licensed engineers understand the unique asset composition of car wash facilities—tunnels, vacuum systems, chemical dispensers, and canopies—ensuring no qualifying component is missed.
Every study includes lifetime IRS audit defense with a money-back guarantee—so your car wash cost segregation is backed by iron-clad protection, not just a report.
Deployed across all 50 states with a 2–4 week turnaround, Seneca delivers studies faster than the industry standard so you can apply savings to your next investment without delay.
Real estate investors and engineers who built this service for property owners like you.
Co-Founder and CEO
Dylan Scandalios is an active investor in multi-family properties in the Pacific Northwest and a recognized cost segregation expert. Before founding Seneca Cost Segregation, Dylan closed millions of dollars in business for both public and private companies along the West Coast, building deep expertise in real estate finance and tax strategy. As CEO, he has guided Seneca to complete over 10,200 cost segregation studies nationwide—including numerous car wash and commercial properties—helping real estate investors save millions on their federal taxes. Dylan's hands-on investment background means he approaches every engagement not just as a service provider but as a fellow investor who understands the importance of maximizing cash flow and reinvesting savings efficiently.
Co-Founder
Paul Spies is a Marine Corps Sergeant who brings military discipline and over 8 years of hands-on expertise in real estate construction to Seneca Cost Segregation. As a Principal Broker and Licensed Contractor, Paul successfully flipped over 150 homes in 4 years and led ground-up multi-family development projects. Having personally used cost segregation strategies since 2018, Paul co-founded Seneca to give fellow real estate investors—including car wash owners and commercial operators—access to the same competitive tax advantages at an affordable price, delivered on time. His deep construction knowledge makes him uniquely qualified to identify every depreciable asset class in complex commercial properties like car wash facilities, ensuring clients never leave savings on the table.
Yes. Car wash properties contain significant personal property and land improvements—such as wash equipment, conveyor systems, vacuum stations, canopies, and site utilities—that qualify for bonus depreciation under current IRS rules. A cost segregation study identifies and documents these components, allowing you to front-load deductions and potentially write off 20–40% or more of your property cost in the first year.
Speak with a cost segregation specialist for a free, no-obligation consultation and savings estimate.
Seneca Cost Segregation serves car wash owners and commercial property investors across all 50 states, with virtual and on-site study options available.
All 50 States
Service Coverage
10,200+
Studies Completed
2–4 Weeks
Turnaround Time
We serve car wash owners nationwide—reach out to confirm coverage and get your free savings estimate.
Active member of the American Society of Cost Segregation Professionals.
Certified Cost Segregation Professional designation from the ASCSP.
Perfect five-star rating earned from satisfied clients nationwide.
Tell us about your car wash property and we'll provide a no-obligation preliminary savings analysis—most owners are surprised by how much they can recover in year one.
For immediate assistance, feel free to give us a direct call at +1 530-797-6539 You can also send us a quick email at info@senecacostseg.com
For immediate assistance, feel free to give us a direct call at +1 530-797-6539 You can also send us a quick email at info@senecacostseg.com