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Brief
Semasio

Semasio

Data Management Platform (DMP)semasio.com

Provides privacy-compliant, semantic-based audience targeting and data management solutions that enable advertisers to reach relevant audiences without relying solely on third-party cookies.

Last updated Jun 23, 2026 by the ATDb Editorial Team

Founded
2008
HQ
Hamburg, Germany
Connections
4

At a glance

Employees
51-200
3integrations1competitors

About

Leading European DMP provider with strong focus on semantic targeting and privacy-compliant solutions

Semasio is a data management platform (DMP) and audience targeting technology provider specializing in semantic and contextual targeting solutions for digital advertising. The company offers advanced audience segmentation and data-driven targeting capabilities that help advertisers and agencies reach relevant audiences across programmatic advertising channels. Semasio's platform combines first-party, second-party, and third-party data with semantic analysis to create precise audience segments for advertising campaigns. Semasio has positioned itself as a key player in the European AdTech market, with particular strength in GDPR-compliant data solutions and cookieless targeting technologies. The company's semantic targeting approach analyzes content and context to understand user interests and intent, making it well-suited for the privacy-first advertising landscape. Semasio serves agencies, trading desks, and brands looking to improve their programmatic advertising performance through better audience insights and targeting precision.

Business model

SaaS

Target market

Enterprise and Mid-Market

What they offer

  • Semasio DMP

    Core data management platform for collecting, organizing, and activating audience data across advertising channels

  • Semantic Targeting

    Contextual and semantic analysis technology for understanding content and user intent without cookies

  • Audience Builder

    Tools for creating custom audience segments using multiple data sources and targeting parameters

  • Lookalike Modeling

    AI-powered audience expansion to find similar users based on existing customer profiles

Key features

Semantic and contextual targetingGDPR-compliant data processingCross-device audience identificationReal-time audience segmentationFirst-party data onboardingProgrammatic integrationCookieless targeting solutionsAudience analytics and insights

Use cases

Programmatic display advertising campaignsAudience segmentation and profilingCross-channel campaign targetingCookieless advertising strategiesFirst-party data activationLookalike audience expansionBrand safety and contextual alignment

Customer segments

Advertising agenciesTrading desksBrand advertisersPublishersDemand-side platforms (DSPs)

Tech & specs

Technology stack

Machine learning algorithmsNatural language processingBig data processingReal-time bidding integration

Security & compliance

GDPRePrivacy DirectiveIAB TCF

Deployment

Cloud

API

Yes

Corporate history
  1. 2008 · Founded
Connection details

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