Best Cost Segregation Companies: Rental Owner Comparison

AE Tax Advisors: $7,800 Engagement, No Required Annual Planning Renewal

$7,800 advisory engagement. No required recurring annual planning fee.

Two payments of $3,900, 30 days apart. Tax returns, amendments, cost segregation, and additional services are separately scoped and priced. No annual planning renewal is required by the standard engagement; this does not promise unlimited future planning or free annual filing.

See service pricing | Compare engagement fees with annual retainers | Book a Cost Seg Discovery Call

Select a provider for the property and implementation needs

A residential rental owner should compare relevant property experience, methodology, documented deliverables and how the report reaches the tax return. National scale, software convenience and bundled advisory are different characteristics. There is no universal best provider for every property. AE publishes this guide and offers separately priced cost segregation services.

Providers to research using primary sources

AE Tax Advisors offers separately priced cost segregation and tax advisory. KBKG publishes cost segregation and fixed-asset services. CSSI publishes cost segregation services, and R.E. Cost Seg presents cost segregation services for property owners. These are a research shortlist, not a ranked claim that one provider is universally superior. Use the source links below to confirm current offerings.

Compare residential fit and implementation

Give each provider the same address, property type, acquisition year, improvement history and existing depreciation information. Ask whether it accepts the project and which deliverables are included. Confirm separately who prepares any Form 3115, reviews loss usability and files the return. Do not infer that a provider lacks a service because a particular page does not describe it.

Use a proposal-based final decision

Compare the current written proposals and the total work remaining after delivery. Do not rely on old online prices, promised universal savings or unverified turnaround claims. For AE, cost segregation is separately priced from advisory. Ask about the specific property and scope on a call; the engagement should identify any additional preparation or implementation fees.

Illustrative decision

An investor with complete records and an experienced preparer may need a different scope from an owner missing five years of depreciation history. Use the same factual property brief when requesting information from providers. A provider's public website is a starting point; confirm current terms in its proposal.

Records and decisions to prepare

Confirm experience with the actual property type
Request current primary-source scope information
Distinguish software output from professional deliverables
Identify implementation ownership
Compare total scope without assuming unpublished competitor terms

Decision guide updated September 26, 2026. AE Tax Advisors Team.

Primary references for this decision:

IRS cost segregation audit technique guide

Official provider information

Provider models and pages to check

Different proposals may describe an engineering study, a remote residential report, software-generated calculations, or a tax advisory engagement. Ask for the actual asset schedule, property photographs or site methodology, reconciliation to depreciable basis, and the scope of audit support. A study changes depreciation timing; it does not automatically make a passive loss usable against wages or business income.

Publicly described offerings, reviewed September 27, 2026. This is a research list, not a ranking or a price quote.
Provider	Published focus	Next question
AE Tax Advisors	Study plus optional tax advisory and return implementation	Which filing and advisory services are in this quote?
KBKG	Specialty tax and cost segregation	What study method and filing support apply to this property?
Engineered Tax Services	Engineering-oriented tax services	Who implements the schedule on the return?
Madison SPECS	Cost segregation services	What records and inspection are included?
CSSI	Cost segregation services	Who handles a prior-year method change?
R.E. Cost Seg	Property-owner cost segregation services	What is delivered for this property type?
Bedford	Cost segregation and property tax work	What property types are within the quoted scope?
Maven Cost Segregation	Engineering-based studies and investor education	What is the inspection and return handoff process?
Cost Segregation Guys	Cost segregation proposals for real estate owners	What study, records and follow-up are included?

Compare the KBKG vs AE Tax Advisors: Pricing and Services, Engineered Tax Services vs AE Tax Advisors: Pricing and Services, Madison SPECS vs AE Tax Advisors: Pricing and Services, Bedford, and RE Cost Seg vs AE Tax Advisors: Pricing and Services guides. For smaller residential assets, confirm whether an engineering study is economically sensible and whether you can use the resulting deduction this year. For a large or unusual building, ask about site inspection, construction records, and engineering review before comparing price alone.

Examples illustrate decisions, not guaranteed outcomes. Apply the rules for the relevant tax year and review the underlying facts before filing.

Buyer guides and comparisons · Browse owner tax decisions · Editorial standards

Book a Cost Seg Discovery Call

How to choose a cost segregation company for a residential rental

The best fit is the provider whose written scope matches your property, records and filing needs. Use the checklist below with each proposal rather than comparing a software price with a full-service study or assuming a larger deduction is immediately usable.

Use the same property facts to compare proposals
Decision	Evidence to request	Why it changes the decision
Property fit	Written confirmation of the property type, acquisition date, improvements and records needed.	A small residential rental, mixed-use building and new construction project can require different work.
Study methodology	Explanation of site or remote review, cost documentation, asset classification and qualified review.	The report should explain how costs were allocated, not just show a deduction estimate.
Deliverables	Asset-level schedules, basis reconciliation, assumptions, and a sample redacted report.	Your preparer needs a usable schedule consistent with the purchase and improvement records.
Prior-year implementation	Who evaluates the correction route, prepares any Form 3115 and coordinates the tax return.	A delivered study is not proof that a method change or return was filed.
Audit support	Written support period, technical response responsibilities, exclusions and additional fees.	“Audit support” can mean different work in different engagements.
Total economics	Study fee plus filing and advisory scope; usable-loss and expected-sale review.	Accelerated depreciation changes timing and may create suspended losses or later recapture.

Two owners can reasonably choose different providers

An owner with a current depreciation schedule and an experienced preparer may primarily need a study and technical handoff. An owner missing prior-year schedules may also need reconstruction, a correction-method review and separately scoped return work. Neither situation establishes that one provider is universally better.

Prepare a same-scope request

Send the same property type, square footage, purchase and placed-in-service dates, closing statement, improvements and available depreciation schedules to each shortlisted provider. Ask for the deliverable, responsible professional, expected timing, required client records, exclusions and total quoted work.

Before ordering, review whether a study is worthwhile, study and implementation costs, prior-year depreciation and Form 3115, and sale-timing considerations.

Decision checklist updated November 6, 2026. AE publishes this commercial guide and competes for cost segregation work. This is not an independent ranking, customer-review score or guarantee of tax savings. The IRS cost segregation audit technique guide is a technical reference, not IRS approval of any listed provider.

Talk Through Your Situation

Discuss your priorities, upcoming decisions and whether a study or advisory engagement fits. Detailed analysis, implementation or filing work follows an agreed written scope.

Book a Cost Seg Discovery Call

AE Engagement and Renewal Fees

Does AE Tax Advisors charge an annual planning renewal?

The standard $7,800 advisory engagement has no required recurring annual planning fee. Annual returns and any additional work are separately scoped. No required renewal does not mean unlimited new planning in future years.

Is the $7,800 advisory engagement an all-inclusive tax package?

No. Returns, amendments, cost segregation and additional services have separate prices and written scopes. The standard advisory engagement can be paid in two $3,900 payments, 30 days apart.