Adblock Plus

Cologne, North Rhine-Westphalia, Germany · Founded 2006

51-200 employees

Sourced & current · updated Oct 5, 2026

Adblock Plus is a browser extension company that blocks intrusive and malicious advertisements while supporting website creators through its Acceptable Ads program.

Where they sit

Stack tier: Ecosystem Services (A)

Privacy TechnologyAd Fraud Prevention

World's most widely installed ad-blocking browser extension with hundreds of millions of users globally

Ownership

Parent: Eyeo