AdTech Vendor · Data Provider / Broker

GEPU

Gemius vs PubMatic

Structured technology and market comparison · 2026

Direct Feature Comparison

Gemius · vs · PubMatic
Market Cluster / Sector
GemiusAdTech Vendor · Data Provider / Broker
PubMaticAdTech Vendor · Data Provider / Broker
Platform Focus
Gemius

Adtech and media measurement platform for publishers, agencies and advertisers.

PubMatic

Independent adtech platform for publisher monetisation and programmatic supply.

Company Size
Gemius201–500 employees
PubMatic1,001–5,000 employees
Headquarters
GemiusPL
PubMaticUS
Year Founded
Gemius1999
PubMatic2006

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Comparison Analysis

What is the main difference between Gemius and PubMatic?

When comparing Gemius and PubMatic, both platforms operate within the Supply-Side Platform (SSP), In-App, and Display Ads & Banner ecosystem. Gemius is positioned as Adtech and media measurement platform for publishers, agencies and advertisers, whereas PubMatic focuses on Independent adtech platform for publisher monetisation and programmatic supply. Decision-makers evaluate both solutions when orchestrating their commercial monetization and technology stack.

What are the top alternatives to Gemius and PubMatic?

When evaluating Gemius and PubMatic, enterprise buyers also consider other platforms in Supply-Side Platform (SSP), In-App, and Display Ads & Banner. You can discover the full competitive landscape and evaluate other alternatives by viewing their respective footprint profiles on Polaris7.

How do the corporate scale, structure, and headquarters of Gemius and PubMatic compare?

Gemius is headquartered in PL (founded in 1999) with 201–500 employees. PubMatic is based in US (founded in 2006) with 1,001–5,000 employees. Complete ownership, subsidiary trees, and corporate affiliations are documented across Polaris7.

Market Signals

Recent Market Signals & Activity: Gemius vs PubMatic

Documented market movements, strategic partnerships, product releases, and regulatory developments mapped across Polaris7.

GE

Gemius

Recent Signals

No recent market signals documented for Gemius in the current tracking window.

PU

PubMatic

Recent Signals

  • ·PubMatic

    Sony Pictures Entertainment Names PubMatic Its Preferred Programmatic Advertising Partner

    Press Release, October 6, 2026: Sony Pictures Entertainment Names PubMatic Its Preferred Programmatic Advertising Partner.

  • ·AdExchangerEvent Awards

    2026 AdExchanger Awards Gala Honors Industry Best

    The 2026 AdExchanger Awards Gala, held in New York City, celebrated excellence in advertising and ad tech, honoring organizations, technologies, and leaders across programmatic media, commerce media, CTV, identity, measurement, AI, and ad tech. Winners included People Inc., PubMatic, DoorDash, Magnite, and Index Exchange. The event took place in conjunction with Programmatic I/O New York and featured a live audience vote for the 'People's Programmatic Pick,' won by Mike Richter of Unplugged Collective. The gala recognized breakthrough technologies, data-driven campaigns, and visionary leadership, setting a standard for performance and innovation in the industry.

    • The 2026 AdExchanger Awards Gala was held on September 29, 2026, in New York City.
    • Winners included People Inc., PubMatic, DoorDash, Magnite, and Index Exchange.
    • Mike Richter of Unplugged Collective won the People's Programmatic Pick award.
  • ·PubMatic

    The Media Shop and PubMatic Launch Southeast Asia’s First Agentic Luxury Campaign

    Press Release, September 30, 2026: The Media Shop and PubMatic launch Southeast Asia's first agentic luxury campaign.

Compare their exact ecosystem overlaps.

Explore all deep relationships in Polaris7. Discover exactly which mutual clients, integrated technologies, and overlapping partners Gemius and PubMatic share across the market ecosystem.