Engineered Tax Services (ETS) Review (2026)

Pricing, methodology, audit defense, and where this provider fits.

Reviewed against IRS Pub 946 and the Cost Segregation Audit Techniques Guide (Pub 5653) · Cost Segregation Reviews Editorial Board · Last reviewed May 2026

Editorial note: This review is published by Cost Seg Smart, which appears as a competitor on this site. Public-facing data only — pricing, methodology, and credentials reflect what the provider publishes. Pricing as of May 2026.

At a glance 8.0/10

Pricing: Contact for quote
Turnaround: 3-6 weeks
Methodology: Engineering-based, licensed engineering firm
Site visit: Yes — standard for all studies
CPA support: Dedicated support team
Guarantee: Study quality guarantee
Property types: All commercial and residential — 10,000+ studies per year
Founded: 2002

Badge: Best for Complex Properties

Pricing detail

Industry reports suggest $5,000-$15,000+. Not published on website.

Pricing reflects publicly advertised rates as of May 2026. Quotes for specific properties may differ. The same IRS-compliant methodology applies regardless of price tier — what changes is delivery, engineering depth, audit defense scope, and turnaround.

Methodology and process

Engineered Tax Services (ETS) uses engineering-based, licensed engineering firm. All US cost segregation studies — including this one — must follow the engineering-based methodology described in the IRS Cost Segregation Audit Techniques Guide and apply MACRS classification per Rev. Proc. 87-56. The framework is set by federal law; what varies across providers is execution depth, documentation, and audit defense scope.

Property-type fit

Engineered Tax Services (ETS) works with all commercial and residential — 10,000+ studies per year. For investors evaluating providers by property type, our category rankings list commercial cost-seg comparison and MF cost-seg firms.

Audit defense

CPA support: Dedicated support team. Guarantee: Study quality guarantee. Audit defense scope varies materially across providers, ranging from explicit IRS representation to no defense beyond report delivery — see the scoring methodology for how we evaluate this dimension.

Pros

One of the largest cost seg firms — 10,000+ studies annually
Licensed professional engineering firm
Full-service: cost seg, 179D, R&D credits
Strong audit defense track record

Cons

Premium pricing — $5,000+ minimum typical
Longer turnaround (3-6 weeks)
Pricing not transparent on website
May be more than needed for single residential properties

Verdict — who this is for

Engineered Tax Services (ETS) earns 8.0/10 in our scoring rubric. Best fit for commercial and multifamily owners who value engineering depth and traditional documentation. For investors comparing alternatives, the full 27-provider sortable table is on the homepage.

FAQ

How much does Engineered Tax Services (ETS) charge?

Industry reports suggest $5,000-$15,000+. Not published on website.

How long does a Engineered Tax Services (ETS) cost segregation study take?

Turnaround: 3-6 weeks. This is consistent with the 4–8 week traditional engineering benchmark.

Does Engineered Tax Services (ETS) require an on-site visit?

Yes — standard for all studies. The IRS Cost Segregation Audit Techniques Guide (Pub 5653) does not require an on-site visit; it requires engineering-based methodology with documented support.