Insights

Privacy driven ID5 operates in privacy-first identity for digital advertising, presenting a compelling upsell to advertisers and publishers seeking compliant yet effective audience targeting across devices and channels.

Strategic growth Recent acquisitions and leadership hires, including TrueData integration and new CRO, signal rapid scaling and expanded go-to-market capabilities to pursue larger enterprise deals and strategic partnerships.

Expanded partnerships Recent partnerships with Rakuten TV Enterprise and The Trade Desk ecosystem, plus integrations with Evorra and Piemme, create cross‑sell opportunities across ad tech platforms and media properties seeking unified identity solutions.

Revenue potential With mid‑sized to larger clients and a revenue range in the tens of millions, ID5 demonstrates a scalable model ripe for upsell in existing customers and rapid expansion into new verticals like streaming, retail media, and programmatic networks.

Tech enablement A modern tech stack (Databricks, Kubernetes, Piwik PRO) and a focus on adaptive identity provide a differentiator for tech‑savvy buyers; cross‑sell into marketing ops, data governance, and privacy compliance teams.

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
89%
Last@id5.ioDoe@id5.io
4%
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 October 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 October 2026, ID5.io has approximately 77 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 (via Zazu Digital): 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 October 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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