Products

Signal Tracker Data Platform Data Enrichment API Intelligence desk

Solutions

Inward Investment & Aftercare Deal Origination Executive Search Corporate Development Signal-Based Outbound Competitive Intelligence Funding Signals Competitor Monitoring For Sales Teams For Founders For Agencies For Investors

Explore

Companies Live Signals Markets Trends

Resources

Signal Checker Blog Integrations FAQ Contact Pricing
Login Book a demo
ID5.io logo — Adaptive Identity for Omnichannel Advertising

ID5.io

Adaptive Identity for Omnichannel Advertising

Founded 2017 United Kingdom London, United Kingdom 78 employees Series B Total: $27.00M Advertising, Information Technology +2

General Information

Company Name ID5.io
Founded Year 2017
Location United Kingdom London, United Kingdom +2
Employees 78
Industries Advertising, Information Technology, Internet +1
Funding Stage Series B
Social

Get notified when ID5.io moves

Funding, new markets, leadership changes, hiring surges — one e-mail, only when something happens.

Free · no account needed

Recorded by Bounce Watch from public sources. Every entry below carries the date we observed it, and when we have not looked recently the page says so rather than leaving silence to imply nothing happened.

Major Customer Win Aug 19, 2026

ID5.io announced that Minute Media became a customer, achieving significant improvements in match rates and a +14.4% Prebid eCPM uplift for their sports media portfolio.

Market Expansion Aug 12, 2026

ID5 highlights its existing global operations, with a team distributed across 20+ countries and no central office.

Key Hire Aug 12, 2026

ID5’s Director of People, Tyler Greenstreet, has authored a new byline discussing remote work and AI.

Product Launch Aug 11, 2026

ID5.io has launched Episode 1 of their new series, Avec Mat, hosted by co-founder Mathieu Roche.

Get alerts when ID5.io shows new signals

About ID5.io

ID5.io, founded in 2017, is redefining identity in the digital advertising landscape. Specializing in Adaptive Identity for Omnichannel Advertising, the company aims to synchronize privacy and addressability with its innovative technology. By learning and adjusting identity recognition, ID5.io ensures seamless operations across media properties, devices, and channels, ultimately aiding media owners in unlocking revenue, advertisers in delivering measurable results, and platforms in maximizing their data and inventory value.

Headquartered in the United Kingdom, ID5.io operates at the intersection of Advertising, Information Technology, and Marketing. The company's forward-thinking approach has caught the attention of numerous investors, as evidenced by its latest $20.00M Series B investment in April 2024. Notable investors include 360 Capital, Seventure Partners, Progress Ventures, S4S Ventures, AXIO Capital, TransUnion, and AperiamVentures, signaling strong confidence in ID5.io's potential to lead the digital advertising ecosystem into the future.

Taxonomy: Adaptive Identity, Omnichannel Advertising, Privacy Compliance, Digital Advertising, Identity Infrastructure, User Recognition, Third-party Cookies Replacement, Media Monetization, Advertising Measurability, Data Value Maximization, Encrypted User ID, Consent Management, GDPR Compliance, Ecosystem Empowerment, Sustainable Revenue Growth

Services & Products

Adaptive Identity Technology
Identity Framework Development
Signal Loss Management
Audience Connectivity Solutions
Privacy-Respecting Identity Solutions

Target Customers

Media Owners AdTech Platforms Media Buyers Publishers Brands and Agencies

Funding Rounds & Investors (3)

View All
Funding Stage Amount Investors Lead Investors Date
Series B •••••• 7
Investor Investor Investor Investor Investor
•••• •••• 		09 Apr 2024
Series A •••••• 3
Investor Investor Investor
30 Mar 2021
Seed Round •••••• - 16 Mar 2018

ID5.io Alternatives & Competitors

View All Alternatives
ID5.io vs
Epsilon
Epsilon United States

Epsilon is a global data, technology and services company that powers the marketing and advertising...

10385 employees
Advertising, Digital Media
ID5.io vs
mplus
mplus Canada

Marketing Beyond Limits

28 employees
Automation, Digital Media
ID5.io vs
Blockgraph
Blockgraph United States

Making the future of data-driven TV advertising possible.

32 employees
Advertising, Data Analytics
Also compare with: ID5.io vs Vertoz Vertoz ID5.io vs Ozone Ozone ID5.io vs Realeyes - Vision AI Realeyes - Vision AI View all alternatives

FAQ About ID5.io

Adaptive Identity for Omnichannel Advertising
ID5.io was founded in 2017.
ID5.io is headquartered in London, United Kingdom.
ID5.io operates in the following industries: Advertising, Information Technology, Internet, Marketing.
ID5.io has approximately 78 employees.
ID5.io has completed 3 funding rounds, raising a total of $27.00M. The latest funding stage is Series B.
ID5.io offers: Adaptive Identity Technology, Identity Framework Development, Signal Loss Management, Audience Connectivity Solutions, Privacy-Respecting Identity Solutions.
Top alternatives and competitors to ID5.io include Epsilon, mplus, Blockgraph, Vertoz, Ozone. These companies operate in related industries and serve comparable markets. You can compare them side by side on Bounce Watch.
ID5.io and Epsilon are both companies in similar industries. Compare their funding, team size, growth signals, and market position on Bounce Watch to see which one fits your needs.

Don't just browse. Track.

Signal Tracker monitors ID5.io and millions of companies for funding rounds, hiring surges, product changes, and 40+ signal types — so you never miss an opportunity.

See how it works

One analytics cookie (Google Analytics). Cookie Policy