RSF Verification

Know exactly what you own.

Lease revenue depends on accurate rentable square footage. If your RSF was inherited from a prior owner, estimated from old drawings, or never independently verified, you're making financial decisions on unconfirmed data. SSI measures what your buildings actually contain.

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Why It Matters

RSF drives every lease dollar.

Rentable square footage is the multiplier behind your rent roll. When that number is wrong, every lease in the building carries the error forward. Tenants overpay or underpay, load factors drift from reality, and revenue projections lose their footing.

Most RSF figures in the market were set years ago and never revisited. Buildings change. Without independent verification, you're relying on numbers that may no longer reflect the physical building.

Common discrepancies we find

Misclassified common areas reducing rentable area
Load factors calculated from outdated base measurements
Tenant spaces measured to incorrect boundaries
Major vertical penetrations inconsistently applied
Building common areas not allocated per current BOMA standard

Revenue Capacity Calculator

How much RSF are you leaving on the table?

Enter your building details. Drag the dial to model different recovery scenarios. The model updates in real time.

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6.0%
3%12%
7 yrs
1 yr15 yrs
$108,000
Annual Revenue Impact
$756,000
Hold-Period Revenue Impact
$1,800,000
Modeled Asset Value Impact
Stevenson Systems Class-A Average: 6%
+3,000 RSF
Additional Rentable Area
6.0%
Recaptured RSF (%)

3,000 SF in captured square footage is functionally equivalent to:

Tenants
3.0
1,000 SF avg
Tenants
Suites
1.0
3,000 SF avg
Suites
Floors
0.3
9,000 SF avg
Floors

Figures are illustrative estimates based on the inputs and assumptions you provide — not a valuation, appraisal, or guarantee of results. Actual rentable area and revenue impact can only be confirmed through an independent, BOMA-compliant measurement.

The Process

How it works.

Four steps from document review to verified reporting — each measurement independent, BOMA-compliant, and built for your lease administration.

01

Pre-Measurement Review

We review your existing floor plans, lease abstracts, and current rentable square footage figures to identify where discrepancies are most likely hiding.

02

Field Measurement

Our team measures every floor on-site using laser scanning and BOMA methodology refined over 40 years. Every room, corridor, and common area is captured.

03

BOMA Classification

Each space is classified according to the standard our founder co-authored: dominant portion, major vertical penetrations, building common areas, floor common areas.

04

Verified Reporting

You receive a verified RSF report with floor-by-floor breakdowns, variance analysis against prior figures, and direct integration into TruSpace.

The Deliverables

What you receive.

Every engagement ends with documentation your lease administration, lenders, and auditors can rely on.

Verified RSF Report

Independent, BOMA-compliant rentable area calculations for every floor. Structured for lease administration and audit readiness.

Floor-by-Floor Breakdown

Detailed area calculations by floor showing usable, rentable, and common area allocations with load factor analysis.

Variance Analysis

Side-by-side comparison of prior RSF figures against verified measurements. Every discrepancy identified and documented.

TruSpace Integration

All verified data loaded into TruSpace for interactive floor plans, stacking plans, and ongoing portfolio management.

Stevenson Systems
Measurement Review

Confident numbers start with independent verification.

See your upside in the calculator, then schedule a measurement review. We'll measure your buildings and show you what your RSF should actually be — no assumptions, no inherited figures.

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Request your measurement review

Tell us about your portfolio and we'll reach out to scope it.

We'll only use your details to scope and schedule your review.