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The Decision-to-Defense Global Indirect Tax and Compliance Company

As global compliance moves into the transaction, Vertex helps enterprises prove and improve indirect tax compliance outcomes across the full lifecycle—from determination to defense.

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Decision-to-Defense Hero

More than 60% of the Fortune 500 trust Vertex to comply continuously and grow with confidence.

Why indirect tax compliance is changing now

Global compliance is moving into the transaction itself.

As mandates push continuous controls directly into every invoice, enterprise tax compliance teams face two compounding pressures — one at the decision, one in the operation — that together widen the Compliance Confidence GapTM.

Defensibility DriftTM

The widening gap between the decisions a business makes at the point of transaction and its ability to prove those outcomes to authorities across an accelerating patchwork of jurisdictions.

Compliance Operations (CompOps) DragTM

The manual rework, integration friction, and delayed audit response created by fragmented tax, ERP, e-commerce, and reporting systems that were never designed to run continuous compliance in real time — the compounding cost of doing Compliance Operations without a coordinating discipline.

Left ungoverned, they compound into a vicious cycle of complexity.

Defensibility Drift in enterprise indirect tax compliance.

The Compliance Confidence GapTM

The widening cost that compounds when drift and drag go ungoverned — the growing distance between the revenue enterprises could book with defensible confidence and the revenue they conservatively report because they cannot prove every determination. Closed by governing the lifecycle end-to-end from determination to defense.

CompOps Drag from fragmented tax compliance systems.

Defensibility Drift — The Evidence 

41% of Tax leaders cite increased compliance risk as a direct consequence of poor IT-Tax-Finance collaboration, compared to 24% of IT leaders.(c)

46% of audit issues stem from a mix of factors, not one cause — signaling systemic drift rather than isolated error.(b)

59% call easier integration the #1 improvement they want.(a)

94% of respondents expect closer IT-Tax-Finance collaboration, but only 12% have achieved it.(c)

45% cite “keeping up with changing tax regulations” as a top compliance challenge — the #2 global pain point among ten tested.(a)

 

CompOps Drag — The Evidence 

56% cite “integrating tax solutions with existing systems” as a top compliance challenge.(a)

12% of organizations have achieved full end-to-end integration of indirect tax, tax, and finance systems.(c)

59% call easier integration the #1 improvement they want.(a)

94% of respondents expect closer IT-Tax-Finance collaboration, but only 12% have achieved it.(c)

41% of Tax leaders cite increased compliance risk as a direct consequence of poor IT-Tax-Finance collaboration, compared to 24% of IT leaders.(c)

(a) 2026 primary research conducted by Emerald Research Group among 402 enterprise decision-makers (n=302 US; n=100 DE) with authority over enterprise tax and compliance software at organizations with $150M+ / €150M+ revenue and 1,000+ employees.
(b) 2026 primary research conducted by Emerald Research Group among 650 enterprise decision-makers (n=500 US; n=150 EU markets) with authority over enterprise tax and compliance software at organizations with at least $250M USD in revenues and 1,000+ employees.
(c) “How IT, Tax, and Finance Misalignment is Putting Revenue at Risk,” 2026 primary research conducted by Censuswide on behalf of Vertex among 1,050 senior IT, Finance, and Tax leaders at organizations with $100M–$1B+ USD annual revenues across UK, US, France, DACH, Nordics, and Benelux markets.
Vertex Decision-to-Defense indirect tax compliance lifecycle diagram.

Governed end-to-end, the same lifecycle compounds the other way: a virtuous cycle of control that closes the Compliance Confidence Gap.

Deeply embedded integrations. Indirect tax automation across 20K+ jurisdictions. Continuous audit trail.

See how the Decision-to-DefenseTM framework leads to defensible outcomes.

The end-to-end, indirect tax compliance lifecycle.

Vertex indirect tax software connects every stage, from the first determination to the final audit response.

  • Vertex Inc. Tax Solutions for Marketplace Facilitators

    Tax Determination Software

    Accurate, real-time rates applied at the point of transaction across 20K+ jurisdictions.

  • Integrations

    Indirect Tax Automation

    Embedded in the ERP, e-commerce, and procurement systems where the transaction actually happens.

  • Automated VAT/GST Calculation

    Tax Compliance Automation

    Returns, reporting, and e-invoicing mandates handled continuously, not in a quarter-end scramble.

  • Compliance

    Audit Defense

    A continuous audit trail that turns every determination into evidence you can defend.

Customer Proof

The world's most complex enterprises defend outcomes with Vertex.

Global enterprises rely on Vertex tax compliance solutions to prove every determination.

Turn every determination into a defensible outcome.

See how Vertex gives enterprises control of indirect tax compliance outcomes they can prove and improve — from determination through defense.

When it has to be right, you VertexTM.