Phaistos
Cross-media AdTech platform for programmatic delivery and compliance.
Available information varies by company and source.
Profile record updated:
Company facts
- Official name
- Phaistos Networks S.A.
- Entity type
- COMPANY
- Founded
- 1997
- Headquarters
- Greece
- Company size
- 50–200
- Market role
- AdTech Vendor
- Official website
- phaistos.eu
What Phaistos does
Phaistos operates a hybrid AdTech and services model. It builds proprietary software infrastructure used to serve, manage, and optimise digital advertising campaigns, then monetises that infrastructure through SaaS-style platform access, campaign execution fees, and managed services. The platform creates value by connecting advertisers, agencies, publishers, and regulated campaign buyers in a single workflow spanning media planning, ad delivery, targeting, reporting, and compliance.
Category differentiation
Phaistos is an AdTech infrastructure and campaign services company, not a consumer media brand or a standalone publisher. It is distinct from larger global DSP-only vendors because it combines ad serving, cross-media operations, and regulated campaign compliance.
Strategic context
AI-supported assessment from the existing company research; distinguish interpretation from sourced facts.
Phaistos Networks S.A. is a Greek AdTech company that develops and operates proprietary advertising infrastructure for cross-media campaign execution. Its core product, grXchange, combines ad serving, programmatic buying, targeting, and campaign management for advertisers, agencies, and media owners across web, in-app, and CTV/OTT environments. The company also operates a specialised compliance layer for political and public-interest advertising under EU regulation, extending its platform into regulated campaign workflows. The business generates revenue from enterprise software licensing, managed campaign execution, and platform-based advertising activity. Its direct customers are businesses and institutions that need campaign delivery infrastructure, operational support, and compliance controls, including advertisers, media agencies, publishers, political organisations, and public bodies. Phaistos creates value by acting as a central operational layer that connects demand and supply-side stakeholders while enabling transparent, structured campaign delivery.
Business model & monetisation
Phaistos monetises through enterprise SaaS licensing for access to grXchange and related infrastructure, managed campaign execution fees for cross-media advertising services, and platform-based programmatic media margins. It also charges for value-added compliance capabilities tied to regulated political and public-interest advertising, including qualification, transparency handling, reporting, and audit-ready documentation.
- Platform licensing for grXchange
- Software Subscription
- Managed cross-media campaign execution
- Service Fee
- Programmatic media trading margin
- Media Arbitrage
- Political advertising compliance services
- Software Subscription
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.
ADMAN - Phaistos Networks, S.A.
IAB vendor record: 47
- Cookies declared
- Yes
- Non-cookie access declared
- No
- Declared purpose IDs
- 1, 3, 4
- Declared special purpose IDs
- 1, 2
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.
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Questions about Phaistos
What is Phaistos?
Phaistos is a Greek AdTech company that provides cross-media ad serving, programmatic campaign management, and compliance infrastructure for regulated advertising.
Who uses Phaistos?
Advertisers, media agencies, publishers, media owners, political organisations, and public institutions use Phaistos to run and govern advertising campaigns.
How does Phaistos make money?
Phaistos makes money through platform licensing, managed campaign fees, programmatic media margins, and specialised compliance services.
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.
15 publicly documented primary sources and citations linked across the market graph.
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