---
title: First-party data
description: First-party data is information a company collects directly from its audience through website forms, CRM entries, events, or product interactions.
---

[B2B marketing glossary ](https://mixology-digital.com/glossary)

# [First-party data](https://mixology-digital.com/glossary/first-party)

 Written by [Mixology Digital](https://mixology-digital.com/glossary/author/mixology-digital) | Nov 14, 2025 11:55:27 AM

First-party data is information a company collects directly from its audience through website forms, [CRM entries](https://mixology-digital.com/glossary/crm), events, or product interactions. It’s the most reliable and compliant data source because consent and provenance are clear.

As third-party cookies phase out, first-party data has become the cornerstone of modern B2B marketing. It powers [personalisation](https://mixology-digital.com/glossary/personalisation), targeting, and measurement without compromising privacy.

Organisations investing in robust first-party data strategies gain long-term competitive advantage, owning the insights that drive both marketing effectiveness and brand trust.

[View full post](https://mixology-digital.com/glossary/first-party)

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