Insights

Privacy-led growth ID5 operates in a privacy-first identity space with Adaptive Identity technology, presenting a strong value proposition for advertisers seeking compliant, measurable reach across devices and channels. This suggests sales opportunities with brands and agencies aiming to maintain scale without sacrificing user privacy.

Expansion signals Recent partnerships and acquisitions indicate rapid ecosystem expansion and enhanced data capabilities, including Rakuten TV Enterprise collaboration and the TrueData Solutions acquisition. Target potential customers and partners looking to bolster identity resolution and audience activation across media properties.

Cross-device reach ID5 emphasizes seamless recognition across media, devices, and channels, enabling advertisers to track campaigns and activate richer audience segments. This positions ID5 well for agencies and platforms seeking unified measurement and cross-device attribution capabilities.

Strategic leadership Key hires as Strategic Advisor and Chief Revenue Officer from TrueData signal a focus on revenue growth, enterprise sales, and go-to-market acceleration. This presents opportunities to engage with larger brands and global advertisers through a strengthened executive team.

Financial health With revenue in the mid-range for its peers and continued funding, ID5 demonstrates financial stability and growth potential, making it a credible partner for advertisers and media owners looking for long-term identity infrastructure investments.

Similar companies to ID5.io

ID5.io Tech Stack

ID5.io uses 8 technology products and services including Databricks, Kubernetes, Shopify, and more. Explore ID5.io's tech stack below.

Media & News

ID5.io's Email Address Formats

ID5.io uses at least 4 email formats:
ID5.io Email FormatsExamplePercentage
FLast@id5.ioJDoe@id5.io
88%
Last@id5.ioDoe@id5.io
5%
First@id5.ioJohn@id5.io
5%
L.First@id5.ioD.John@id5.io
2%

Frequently Asked Questions

What is ID5.io's official website and social media links?

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ID5.io's official website is id5.io and has social profiles on LinkedIn.

How much revenue does ID5.io generate?

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As of August 2026, ID5.io's annual revenue is estimated to be $25M - $50M.

What is ID5.io's NAICS code?

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ID5.io's NAICS code is 5415 - Computer Systems Design and Related Services.

How many employees does ID5.io have currently?

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As of August 2026, ID5.io has approximately 80 employees across 4 continents, including Europe, North America and Asia. Key team members include Chief Revenue Officer: J. D., Chief Technology Officer: S. G. and Head Of Recruitment: J. B. Explore ID5.io's employee directory with LeadIQ.

What industry does ID5.io belong to?

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ID5.io operates in the Technology, Information and Internet industry.

What technology does ID5.io use?

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ID5.io's tech stack includes Databricks, Kubernetes, Shopify, Google Workspace, ZoomInfo, HubSpot, Greenhouse and Piwik PRO Core.

What is ID5.io's email format?

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ID5.io's email format typically follows the pattern of FLast@id5.io. Find more ID5.io email formats with LeadIQ.

How much funding has ID5.io raised to date?

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As of August 2026, ID5.io has raised $27M in funding. The last funding round occurred on Apr 09, 2024.

When was ID5.io founded?

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ID5.io was founded in 2017.
ID5.io logo

ID5.io

Technology, Information and InternetEngland, United Kingdom51-200 Employees

ID5.io develops identity solutions for digital advertising, focusing on privacy-conscious addressability across media properties, devices, and channels. Its Adaptive Identity platform continuously learns and adapts to maintain consistent recognition as audiences navigate different environments. This capability supports media owners in sustaining revenue, enables advertisers to assess campaign performance, and helps platforms improve the value derived from data and inventory.

Based in London, England, ID5 was founded in 2017 and operates as a mid-sized technology and information services company. In January 2026, Rakuten TV Enterprise announced a partnership with ID5 to support cross-device campaign tracking and richer audience activation.

Section iconCompany Overview

Website
id5.io
NAICS Code
5415 - Computer Systems Design and Related Services
Founded
2017
Employees
51-200

Section iconFunding & Financials

  • $27M

    ID5.io has raised a total of $27M of funding over 3 rounds. Their latest funding round was raised on Apr 09, 2024 as a Series B.

  • $25M - $50M

    ID5.io's revenue is estimated to be in the range of $25M - $50M

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