Semasio
Privacy-safe audience and contextual targeting for programmatic advertising.
Available information varies by company and source.
Profile record updated:
Company facts
- Official name
- Semasio GmbH
- Entity type
- COMPANY
- Founded
- 2010
- Headquarters
- Hermannstrasse 13, 20095 Hamburg, Germany
- Company size
- 50–200
- Market role
- AdTech Vendor
- Official website
- semasio.com
What Semasio does
Semasio creates value by transforming advertiser, publisher, and partner data into addressable audience and contextual assets that can be activated across programmatic media buying workflows. Its platform ingests seed data across identifiers, enriches it through semantic modelling, and distributes resulting segments into buying environments. Around that software layer, it also offers managed media activation and curated marketplace access, allowing customers either to self-serve data activation or buy execution support.
Category differentiation
Semasio is not a DSP, SSP, or publisher; it is primarily a privacy-safe audience and contextual targeting provider with adjacent managed services. It should also be distinguished from pure measurement vendors, as its core role is activation and data enrichment rather than attribution alone.
Strategic context
AI-supported assessment from the existing company research; distinguish interpretation from sourced facts.
Semasio is a Germany-based adtech company focused on privacy-safe audience and contextual targeting for programmatic advertising. Its product set includes data onboarding and modelling, contextual intelligence, audience extension, brand suitability, and audience distribution into programmatic buying environments. The company serves advertisers, agencies, publishers, and data owners that want to activate first-party or partner data without relying solely on third-party cookies. It generates revenue through a combination of software access, data monetisation, and managed services. In addition to platform-led offerings such as Semasio Factory and contextual targeting, the company also offers media strategy and activation services and curated private marketplace access via Hypertail PMP. This gives it a hybrid model spanning SaaS-style tooling, data usage or licensing economics, service fees, and marketplace margins.
Business model & monetisation
Semasio monetises through a blended B2B model. Core revenues likely come from SaaS-style access to its data onboarding, audience modelling, contextual targeting, and brand suitability tools; data monetisation and usage fees tied to audience segment activation and distribution into programmatic ecosystems; managed service fees for media strategy and campaign activation; and deal or margin-based revenues from curated private marketplace offerings such as Hypertail PMP.
- Platform access for data onboarding, modelling, and contextual targeting
- SaaS / software subscription
- Audience segment distribution and data activation
- Usage-based data monetisation or licensing
- Managed media strategy and activation
- Service fee / retainer
- Curated private marketplace deals
- Media arbitrage / margin
Products & capabilities
No products with linked sources are available in this view.
Programmatic stack & registry data
Registry entries and observed technical data do not establish certification, legal compliance or actual usage.
Semasio GmbH
IAB vendor record: 84
- Cookies declared
- Yes
- Non-cookie access declared
- No
- Declared purpose IDs
- 1, 3, 9, 10
- Declared special purpose IDs
- 3
Products & market categories
Technology
Media Channel
Recent recorded signals
Dates refer to the source publication. Older entries are historical context, not evidence of a new event.
No sufficiently sourced and dated signals are available for this view.
Explore company relationships
Questions about Semasio
What is Semasio?
Semasio is a B2B adtech company that provides audience data onboarding, contextual targeting, semantic modelling, and programmatic activation tools.
Who uses Semasio?
Its customers are advertisers, brands, media agencies, programmatic buyers, publishers, and data owners using privacy-safe targeting and activation products.
How does Semasio make money?
It makes money through software access fees, data and segment monetisation, managed media services, and margins on curated private marketplace deals.
Sources & coverage
This profile uses public, official and technically observable information. Missing information does not prove that a product or relationship does not exist. The list below does not imply that every profile statement has been verified.
16 publicly documented primary sources and citations linked across the market graph.
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