Startups > Seedtag

Seedtag

Seedtag helps brands deliver contextual ads without cookies using AI.

Private Equity $299M total Founded 2014 Madrid, Madrid 319 employees

Seedtag is an AI-powered contextual advertising platform that uses proprietary AI technology called 'Liz' to interpret interest, emotion, and intent signals in real-time content and deliver highly relevant ads across CTV, video, and the open web. Unlike traditional targeting methods, Seedtag's contextual audiences use zero personal data, making it privacy-compliant and ideal for the post-cookie advertising landscape. The platform serves global brands including Unilever, Amazon, Toyota, and LG, enabling precise ad delivery that mirrors human cognitive processes without relying on user identifiers.

Problem solved

Brands struggle to deliver relevant ads in a post-cookie world while maintaining consumer privacy and avoiding dependence on personal data identifiers.

Target customer

Global brands and media agencies seeking privacy-compliant, data-free contextual advertising across premium CTV, video, and open web channels. Specifically enterprises with significant advertising budgets in automotive, FMCG, luxury goods, and tech sectors.

Website LinkedIn Crunchbase

Founders

Jorge Poyatos

Chief Innovation Officer

Studied industrial engineering at Stanford and Universidad de Málaga; previously worked as industry strategist at Google and management consultant at Oliver Wyman.

Albert Nieto Riera

Strategic Advisor

Dual degree in economics and business administration; worked as consultant at Oliver Wyman across Europe, US, and LATAM before joining Google's digital business team.

Pablo Lopez Torres

Former Co-Founder

Co-founder of Seedtag; current role and background details not publicly available.

Funding history

Seed Unknown 2014-06-23 Led by Unknown · Unknown

Series A Unknown 2016-09 Led by Adara · Unknown

Series A-II Unknown 2017-08-14 Led by Unknown · Unknown

Series B $40M 2021-09-14 Led by Oakley Capital · Unknown

Series C $254M 2022-07-27 Led by Advent International · Oakley Capital, Adara, All Iron Ventures

Total raised: $299M

Industries

Artificial Intelligence Advertising Digital Marketing Machine Learning

Pricing

Not publicly available. Enterprise custom pricing model.

Notable customers

Unilever brands, LG, Levi's, Amazon, Toyota, NerdWallet, Jaguar Land Rover, Mitsubishi, Henkel, Carolina Herrera, Ford Mexico, SEAT, One Nevada Credit Union, Party Casino, Morellato, Diageo, Grupo Peñaflor

Website

seedtag.com/

Competitors

Pixis

Pixis focuses on retail media and commerce data, while Seedtag specializes in contextual advertising across CTV, video, and open web without personal data.

Unified

Unified offers a broader data unification platform, whereas Seedtag is specifically focused on contextual AI-driven ad targeting.

Criteo

Criteo relies on identified user data and behavioral signals; Seedtag's competitive advantage is delivering results through contextual signals without any personal data.

GumGum

GumGum offers contextual intelligence but Seedtag differentiates through its proprietary Liz AI that interprets emotion and intent at scale.

Mediaocean

Mediaocean focuses on media planning and execution workflow management; Seedtag specializes in contextual audience targeting and ad delivery.

Why this matters: Seedtag represents a significant shift in the ad tech industry by proving that privacy-first, cookie-free advertising can deliver strong performance metrics comparable to or exceeding traditional targeting methods. With $299M in funding from tier-1 investors like Advent International and demonstrated traction with major global brands, Seedtag is positioned as a leader in the post-cookie advertising transformation.

Best for: Enterprise brands and media agencies seeking privacy-compliant contextual advertising solutions that deliver measurable results without cookies or personal data identifiers.

Use cases

Post-Cookie Brand Awareness Campaigns

Global brands can launch large-scale brand awareness campaigns without relying on cookies or personal identifiers. Seedtag's Liz AI interprets page context and user intent to serve relevant ads, as demonstrated by Mitsubishi's Brazilian market campaign that achieved +27% unaided brand awareness.

Privacy-Compliant Premium Video Advertising

Media agencies can deliver targeted video campaigns on premium CTV and open web inventory while maintaining full GDPR and data privacy compliance. Henkel's media strategy delivered objectives using contextual AI without any cookie dependency.

Seasonal and Holiday Campaign Optimization

Luxury and consumer brands can execute time-sensitive seasonal campaigns with precise contextual targeting. Carolina Herrera used Seedtag's contextual approach to increase awareness and brand favorability during peak holiday shopping seasons.

Alternatives

The Trade Desk The Trade Desk is a broader DSP platform that supports multiple targeting approaches including identity-based; Seedtag is specialized exclusively in privacy-first contextual targeting.

Contexual AI Solutions (GumGum, Seedtag competitors) Other contextual providers exist but Seedtag differentiates through its proprietary Liz AI technology that interprets emotion and intent signals at scale.

FAQ

What does Seedtag do? +

Seedtag is an AI-powered advertising platform that uses proprietary technology called 'Liz' to deliver contextual ads based on page content and user intent signals—without using any personal data or cookies. It helps global brands reach relevant audiences across CTV, video, and the open web while maintaining full privacy compliance.

How does Seedtag differ from traditional ad targeting? +

Unlike identity-based or cookie-dependent advertising, Seedtag's contextual approach interprets what's actually on a page and signals like interest, emotion, and intent in real-time. This privacy-first method is fully compliant with GDPR and post-cookie regulations while delivering comparable or better performance than traditional targeting methods.

What are alternatives to Seedtag? +

Competitors include Pixis (retail media focus), Criteo (identity-based behavioral targeting), GumGum (broader contextual intelligence), Unified (data unification platform), and The Trade Desk (broader DSP platform). Most require personal data or cookies; Seedtag's unique advantage is delivering results purely through contextual signals.

Who uses Seedtag? +

Global enterprise brands and media agencies, particularly in automotive (Toyota, Jaguar Land Rover, Mitsubishi), FMCG (Unilever brands, Diageo), luxury (Carolina Herrera, LG, Levi's), and tech sectors (Amazon, NerdWallet). Also serves companies in financial services, entertainment, and retail sectors.

How much does Seedtag cost? +

Pricing is not publicly available and follows an enterprise custom model. Organizations typically contact Seedtag's sales team for customized pricing based on media spend, campaign volume, and platform usage.

Is Seedtag GDPR and privacy compliant? +

Yes. Seedtag's contextual approach uses zero personal data and zero cookies, making it fully compliant with GDPR, CCPA, and other privacy regulations. This is a core competitive advantage in the post-cookie advertising landscape.