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Brief
TagMan was acquired by Ensighten (Jan 2014)— see Ensighten for current status.
TagMan

TagMan

Tag Managementtagman.com

TagMan provided enterprise-grade tag management solutions that enabled marketers to deploy and manage marketing tags efficiently while maintaining data accuracy, website performance, and governance controls.

Last updated Jun 23, 2026 by ATDb automated enrichment

Founded
2009
HQ
London, England, United Kingdom
Parent
Connections
6

At a glance

Employees
51-200
Funding
$12.5M
4integrations1corporate family1acquisitions

About

Leading enterprise tag management provider before acquisition by Ensighten

TagMan was a leading tag management system (TMS) provider that specialized in helping enterprises manage and deploy marketing tags, tracking pixels, and third-party scripts across their digital properties. Founded in 2009, the company provided solutions for managing complex tag implementations, ensuring data accuracy, and improving website performance by controlling how and when marketing technologies loaded on web pages. TagMan served major brands and agencies globally, offering both a robust tag management platform and professional services to optimize digital marketing technology stacks. In 2016, TagMan was acquired by Ensighten, a competing tag management and data privacy solutions provider. The acquisition consolidated two major players in the enterprise tag management space, with Ensighten absorbing TagMan's technology and customer base. Following the acquisition, TagMan's distinct brand and platform were gradually integrated into Ensighten's unified platform, effectively ending TagMan's independent operations. The combined entity strengthened Ensighten's position in the enterprise tag management market before Ensighten itself was later acquired by Akamai Technologies in 2022. TagMan's legacy in the AdTech industry included pioneering enterprise-grade tag management capabilities, emphasizing data quality and governance, and serving as a trusted solution for large-scale digital marketing operations during the critical period when tag management became essential infrastructure for digital marketers.

Business model

SaaS

Target market

Enterprise

What they offer

  • TagMan TMS

    Core tag management platform for deploying and managing marketing tags, pixels, and third-party scripts across digital properties

  • Data Layer Management

    Tools for standardizing and managing data collection across marketing technologies

  • Tag Governance

    Enterprise controls for tag approval workflows, version control, and compliance management

Key features

Enterprise-grade tag managementData quality and validation toolsPerformance optimizationTag governance and approval workflowsReal-time tag deploymentCross-domain tracking supportVendor tag libraryAnalytics and reporting

Use cases

Managing complex multi-brand tag implementationsEnsuring marketing data accuracy and consistencyImproving website performance by controlling tag loadingMaintaining compliance with data privacy regulationsStreamlining marketing technology deploymentReducing IT dependency for marketing tag changes

Customer segments

Enterprise brandsDigital agenciesE-commerce companiesFinancial servicesRetail organizationsMedia and publishing companies

Tech & specs

Technology stack

JavaScriptCloud infrastructureCDN deliveryAPI integrations

Security & compliance

GDPRData privacy controlsEnterprise security standards

Deployment

Cloud

API

Yes

Corporate history
  1. 2009 · Founded
  2. 2014Acquired by Ensighten3 sources
    Still operating as part of Ensighten
Connection details

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