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ADDRESSABLE INFRASTRUCTURE FOR THE OPEN WEB

Our Story

33Across has over 15 years of experience building identity resolution technology, programmatic monetization, and audience segmentation through big data and a global first-party publisher foundation. Future-proofing the industry’s addressable infrastructure, 33Across provides direct access to critical signals that power privacy-safe programmatic transactions for supply-side platforms, demand-side platforms, publishers, data companies, agencies, and everything in between.

Why 33Across

Global Addressable Footprint

Our code on 800,000 sites combined with our scaled supply-side platform gives us the largest addressable footprint

Seamless Platform Integration

Integrating with Lexicon gives our partners access to an addressable infrastructure across the ecosystem without investing in months of development

Partnerships

Our direct publisher integrations and ad tech partnerships increase your scale and make onboarding a breeze

Privacy by Design

Consumers and publishers can manage their preferences in a rapidly changing regulatory environment

Scale for the open internet

Integrated Global Publishers
100 K+
Global Users
0 B+
Identity Resolution
0 %
Average Match Rate
0 %
Monthly Traffic
100 B

33Across Partners

Ready to Solve the Cookieless Puzzle?

solutions

LEXICON FOR

Supply-Side Platforms

Ignite addressability on your publishers’ open market cookie alternative inventory  

LEXICON FOR

Publishers

Seamlessly monetize cookie alternative inventory via the programmatic open and deals

LEXICON FOR

Demand-Side Platforms

Make your bidder browser agnostic to access high-performing cookie alternative supply

LEXICON FOR

Data Companies

Enable the creation and portability of cookie alternative data while maintaining consumer privacy

Recent news

How Sell-Side Audience Targeting Will Ace Your Back-to-School Campaigns

As summer break winds down, students, parents, and educators need to gear up for another school year with some back-to-school shopping and planning. This busy back-to-school season represents a prime advertising opportunity across industries like retail, electronics, school/art supplies, sports equipment, tutoring services, health supplements, and more. Curating the right audience is…

Read More »

How Sell-Side Audience Targeting Will Ace Your Back-to-School Campaigns

As summer break winds down, students, parents, and educators need to gear up for another school year with some back-to-school shopping and planning. This busy back-to-school season represents a prime advertising opportunity across industries like retail, electronics, school/art supplies, sports equipment, tutoring services, health supplements, and more. Curating the right audience is…

Read More »