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Audit Calculator

Estimate recoverable value before you engage.

Use the Zelstrom Media Audit Calculator to model financial exposure and carry the estimate directly into a confidential audit request.

Audit Calculator

Estimate verified-recoverable value and leakage before you request an audit.

Confidential estimator

Media Audit Calculator

Model verified-recoverable exposure from booking compliance, invoice validation, and contract adherence. Designed for finance-led audit scopes, not performance optimization.

Annual media spend
60 000 000 kr
Derived from inputs
Monthly media spend (SEK)
5 000 000 kr
60 000 000 kr annually
Quick presets:
Active markets
Multi-market portfolios increase reconciliation and compliance complexity.
Operating model
Media channels in scope
Select only channels included in booking and invoicing scope.
Portfolio complexity
Complexity reflects supplier count, buying methods, and booking fragmentation.
Estimated recoverable value (annual)
Modeled range from verified booking compliance audits
2 938 572 kr
MaterialitySignificant
Potentially material depending on accounting thresholds.

Based on contract adherence, invoice validation, and delivery verification. Typical booking compliance audits identify 2-5% exposure of audited spend in enterprise portfolios.

Potential recoverable range
1 616 215 kr - 4 848 644 kr
Estimated leakage
4.9%
Estimated yearly waste
2 938 572 kr
Expected ROI on audit fee
234.1x
Conservative floor (verified cases only)1 616 215 kr
Most likely verified-recoverable
Typical booking compliance audit range: 2-5% of audited spend
2 938 572 kr
Upper bound (high-complexity portfolios)4 848 644 kr
Recovery allocation
Client retains
80%
Auditor participation
20%
One-time retainer
10 000 kr
Client-first formula
Client retained = (Verified recovery x 80%) - 10,000
Illustration (most likely): 2 340 858 kr retained by client
Typical engagement duration: 4-6 weeks (booking review, invoice validation, supplier confirmation).

Request a Media Audit

We will carry this estimate into your request, confirm scope, and respond within 24-48 hours.

  • Finance-grade audit scope, no performance optimization.
  • Secure file-sharing link provided after submission.
  • Confidential handling of all contracts and invoices.
Prefills your request with calculator results.

Request a Media Audit

Share your scope and we will respond within 24-48 hours.

Zelstrom delivers a financial-grade audit of paid media spend. Provide a brief scope and we will confirm data access, timing, and next steps for recovery support.

Confidential handling of contracts, invoices, and platform logs.
Independent verification with finance-ready reporting.
Secure file-sharing link provided once scope is confirmed.

Number of active markets in scope.

Select every channel in the audit scope.

Secure file sharing

We will send a secure upload link after confirming scope. Please avoid sending invoices or platform exports by email.

Confidential. We respond within 24-48 hours. No performance data required.