Service · TAM Mapping

Define the market by eligibility—not by the size of the available universe.

Finding organisations that appear relevant can create a candidate universe. It does not establish which organisations the available evidence supports including within the defined market.

VLC TAM Mapping applies agreed market conditions to develop an evidence-qualified organisation universe while preserving cases where eligibility remains conditional or unresolved.

Here, TAM Mapping refers to organisation-level market qualification. It does not automatically calculate market value, revenue potential, demand or attainable market share.

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Why this problem matters

A large universe is not automatically a qualified market.

Organisations may appear relevant because of an industry label, keyword, location, product, customer market or similarity to organisations already considered suitable.

Those characteristics may help identify candidates. They do not automatically establish eligibility.

The market therefore needs to be defined by the conditions that materially determine inclusion, rather than by whatever information happens to make organisations discoverable.

Candidate discovery identifies organisations worth evaluating. TAM Mapping evaluates whether the available evidence supports their inclusion within the defined market.

What TAM Mapping owns

Applying defined market conditions to organisational evidence.

For TAM Mapping, eligibility means that the available evidence supports an organisation as satisfying the material inclusion conditions established for the agreed market definition.

Eligibility is purpose-specific, condition-specific and evidence-dependent. It may need to be reconsidered when the market definition changes or materially different evidence becomes available.

The available evidence may support inclusion or exclusion. In other cases, eligibility may remain conditional or unresolved because a material condition, organisational fact or part of the market definition cannot yet be established sufficiently.

TAM Mapping must not collapse eligibility into a binary included/not-included decision where the evidence or market definition does not support that certainty.

Questions, not stages

The questions VLC must distinguish.

What market is being defined?

What commercial, geographic, organisational, operating or other relevant boundaries does the requirement actually intend?

Which conditions materially determine inclusion?

Which characteristics must be present, absent or sufficiently qualified for an organisation to satisfy the agreed market definition?

Does the available evidence support this organisation against those conditions?

Evaluate the organisation against the defined conditions without converting discovery, similarity or classification into automatic eligibility.

What remains conditional or unresolved?

Preserve cases where either the available evidence or the market definition does not support a defensible inclusion or exclusion conclusion.

These questions are not a fixed sequence. Eligibility may need to be reconsidered when the market definition, organisational evidence or relevant conditions change.

Important boundaries

Market qualification should not convert availability or uncertainty into unsupported eligibility.

Available does not mean eligible.

An organisation appearing in a source or candidate universe does not establish that it satisfies the market conditions.

Classification does not mean market eligibility.

What an organisation represents may contribute evidence to TAM without establishing whether it satisfies a particular market definition.

Market participation does not mean company classification.

Serving, supplying or participating in a market does not automatically make that market the organisation's own classification.

Insufficient evidence does not mean ineligible.

Where the evidence cannot support inclusion, that does not by itself support exclusion.

TAM eligibility does not mean outreach readiness.

Inclusion within a market does not establish relevant stakeholders, usable communication routes, buying intent or readiness for engagement.

A qualified organisation universe does not by itself establish market value, revenue potential, demand, budget, buying intent, timing, account priority or attainable market share.

Representative outputs

What an engagement may produce.

A candidate and/or evidence-qualified organisation universe
Supported inclusion and exclusion findings
Conditional or unresolved organisations retained separately
Relevant market-condition evidence or qualification context
Inclusion or exclusion rationale where required by the engagement
Structured exceptions or evidence gaps requiring further investigation

The resulting universe reflects the agreed market definition and the evidence available for the assessment. It should not be interpreted as a universal or permanent definition of the market.

Contributing questions

Market qualification can depend on information produced elsewhere without inheriting another domain's conclusion.

Company Classification versus TAM Mapping

Company Classification develops a supportable representation of what an organisation is and does for the agreed classification purpose. TAM Mapping applies defined market conditions to assess whether the available evidence supports including that organisation within the market.

Being supportably classified does not automatically make an organisation eligible for a particular market.

Bespoke Data Sourcing versus TAM Mapping

Bespoke Data Sourcing may construct or materially extend the candidate information universe. TAM Mapping applies the defined market conditions to assess whether the available evidence supports including those organisations within the market.

Being discovered as a plausible candidate does not establish eligibility.

Start with the market you are trying to define.

You do not need to begin with a complete company universe.

Tell us what organisations the market is intended to represent, which conditions matter to inclusion and what information you already have.

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