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Cost Segregation Studies in San Francisco — Save 20–40% on Taxes

San Francisco property owners face some of the nation's highest real estate costs and tax burdens. Our engineering-based cost segregation studies help you recapture 20–40% or more of your building's value as immediate tax deductions. With the Bay Area's complex commercial and residential market, strategic tax planning isn't optional—it's essential. We've analyzed over 10,200 properties nationwide, delivering an average first-year deduction of $171,243 while ensuring full IRS compliance for San Francisco investors.

Engineering team conducting cost segregation analysis on San Francisco commercial property

Our Cost Segregation Services

Comprehensive tax-saving solutions engineered specifically for San Francisco's diverse real estate market.

Engineering-Based Cost Segregation Study

Comprehensive property analysis reclassifying assets into accelerated depreciation schedules (5, 7, 15 years vs. 27.5/39 years). Includes virtual or on-site inspection, detailed engineering report, depreciation schedules, and lifetime audit defense for maximum tax savings.

Lookback Studies (Prior Year Properties)

Claim missed depreciation for properties purchased or renovated in the last 15 years without amending returns. Using IRS Form 3115, capture all previous deductions in one year with the same engineering rigor as current-year studies.

Virtual Property Tours

Convenient 30-45 minute video inspections that eliminate travel costs and accelerate study completion to 2-3 weeks. Real-time component identification and digital documentation from the comfort of your property with no schedule disruption.

Rush Service Delivery

Expedited study completion in as little as one week for urgent tax deadlines. Priority analysis ensures you meet filing requirements without sacrificing engineering quality or IRS compliance standards.

CPA Coordination & Implementation

Post-study support included at no charge to help your tax professional seamlessly integrate findings. We coordinate depreciation schedule implementation, Form 3115 preparation, and provide ongoing technical assistance for your accountant.

IRS Audit Defense (Seneca AuditDefense)

Lifetime audit protection included with every study at no additional cost. If the IRS questions your study, we defend the report, answer field inquiries, and provide all documentation—backed by our money-back guarantee.

Engineering-Based Precision

Turn Your San Francisco Property Into Immediate Tax Savings

San Francisco's competitive real estate market demands strategic tax planning. Our ASCSP-certified engineers analyze your property's components—from HVAC systems to specialized improvements—reclassifying them into accelerated depreciation schedules. This engineering methodology, refined over 10,200+ studies, identifies assets qualifying for 5, 7, or 15-year depreciation instead of standard 27.5 or 39-year timelines. The result? Front-loaded deductions averaging $171,243 in the first year, creating immediate cash flow you can reinvest in your next Bay Area acquisition or business expansion.

Detailed engineering documentation showing building component classification for cost segregation
Trusted By Investors

Success Stories

Join over 10,200 property owners who've unlocked millions in tax savings nationwide.

"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."

Robert Riskin

"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."

Brayant Rivera

"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."

Steven Schneider
Steven Schneider

"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."

Eliot Varnum
Eliot Varnum

"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"

Jayce Parks
Jayce Parks

"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."

Trent H

"Extremely professional and efficient in their cost set analysis. Great communication and transparency. Will be using them going forward on all my properties."

Jacob Basch
Jacob Basch

"Their team was incredibly professional, prompt, and easy to work with."

Trent Hanson

"Seamless experience with great results. Highly recommend!"

Kim Giardino
Kim Giardino

"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."

Robert Riskin

"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."

Brayant Rivera

"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."

Steven Schneider
Steven Schneider

"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."

Eliot Varnum
Eliot Varnum

"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"

Jayce Parks
Jayce Parks

"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."

Trent H

"Extremely professional and efficient in their cost set analysis. Great communication and transparency. Will be using them going forward on all my properties."

Jacob Basch
Jacob Basch

"Their team was incredibly professional, prompt, and easy to work with."

Trent Hanson

"Seamless experience with great results. Highly recommend!"

Kim Giardino
Kim Giardino

"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."

Robert Riskin

"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."

Brayant Rivera

"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."

Steven Schneider
Steven Schneider

"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."

Eliot Varnum
Eliot Varnum

"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"

Jayce Parks
Jayce Parks

"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."

Trent H

"Extremely professional and efficient in their cost set analysis. Great communication and transparency. Will be using them going forward on all my properties."

Jacob Basch
Jacob Basch

"Their team was incredibly professional, prompt, and easy to work with."

Trent Hanson

"Seamless experience with great results. Highly recommend!"

Kim Giardino
Kim Giardino
The Seneca Difference

Why Choose Seneca Cost Segregation?

Veteran-owned expertise delivering engineered tax savings for San Francisco investors.

Proven Track Record

Over 10,200 properties analyzed across all 50 states with an average first-year deduction of $171,243 and a 95% client referral rate.

Engineering-Based Methodology

Licensed professional engineers and ASCSP-certified specialists use proprietary technology to ensure IRS-compliant studies that stand up to audit scrutiny in San Francisco's complex regulatory environment.

Rapid 2-4 Week Turnaround

Advanced technology and streamlined processes deliver studies in half the industry standard time, so San Francisco investors can claim deductions faster without sacrificing accuracy.

Lifetime Audit Defense

Every study includes Seneca AuditDefense at no extra charge—comprehensive IRS audit protection for as long as you own the property, backed by our money-back guarantee.

Meet The Seneca Leadership Team

Real estate investors who've walked in your shoes.

Dylan Scandalios, Co-Founder and CEO of Seneca Cost Segregation

Dylan Scandalios

Co-Founder and CEO

Dylan Scandalios brings hands-on real estate investment experience as a multi-family property investor in the Pacific Northwest. Before founding Seneca Cost Segregation, he closed millions of dollars in business for both public and private companies along the West Coast, developing deep expertise in financial strategy and client relationships. As a certified Cost Segregation Expert, Dylan has helped real estate investors save millions on their taxes by combining practical investment knowledge with technical cost segregation methodology. His entrepreneurial vision has guided Seneca's growth to over 10,200 completed studies nationwide, maintaining the company's commitment to delivering engineering-based precision at affordable prices with rapid turnaround times that respect investors' deadlines.

Paul Spies, Co-Founder of Seneca Cost Segregation

Paul Spies

Co-Founder

Paul Spies, a Marine Corps Sergeant, brings over 8 years of construction and real estate development expertise to Seneca Cost Segregation. As both a Principal Broker and Licensed Contractor, Paul has successfully flipped over 150 homes in just 4 years while leading ground-up multi-family construction projects. His hands-on experience building and renovating properties gives him unique insight into the components that drive cost segregation savings. Having personally used cost segregation strategies since 2018 to accelerate his own investment returns, Paul co-founded Seneca to democratize access to the same competitive tax advantages he leveraged. His mission is to deliver institutional-quality cost segregation studies at affordable prices with military-grade reliability and on-time delivery that real estate investors can depend on.

Frequently Asked Questions

How much does it cost to do a cost segregation?

Cost segregation study fees vary by property size and complexity. Entry properties ($300K-$1M basis) typically cost $3,000-$12,000, medium properties ($1M-$3M) run $10,000-$20,000, large properties ($3M-$10M) cost $15,000-$30,000, and very large properties ($10M+) range from $30,000-$60,000+. The typical return on investment is 10-25:1, meaning for every dollar spent, you receive $10-$25 in tax savings. We provide a free preliminary analysis to confirm your property qualifies and estimate your specific savings before any commitment.

Does California allow cost segregation?

What is cost segregation in San Francisco?

How long does a cost segregation study take to complete?

Can I do cost segregation on a property I purchased years ago?

What types of properties qualify for cost segregation in San Francisco?

Will a cost segregation study trigger an IRS audit?

How do I implement cost segregation findings with my CPA?

Still Have Questions About Cost Segregation?

Talk to our certified cost segregation specialists for a free consultation and savings estimate.

Serving Property Owners Nationwide

Engineering teams deployed across all 50 states with specialized expertise in California markets.

All 50 States

States Served

10,200+

Properties Analyzed

95%

Client Referral Rate

Do We Service Your Bay Area Property?

Contact us to confirm service availability and schedule your free savings estimate.

Certified & Trusted

Awards and Recognition

American Society of Cost Segregation Professionals (ASCSP) certification logo

ASCSP Certification

Certified Cost Segregation Professional designation

Licensed Professional Engineer certification badge

Licensed Professional Engineers

State-licensed engineering team on staff

5-star client satisfaction rating badge

5.0 Client Rating

Perfect rating from satisfied nationwide clients

Get Your Free San Francisco Property Analysis

Schedule a complimentary consultation to discover your potential tax savings. No obligation, just transparent answers about how cost segregation can benefit your investment.

Contact Us Today

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