World-Class Economics

We are first-principle thinkers with 30+ years of experience creating online advertising auction platforms that have supercharged some of the biggest tech companies in the world.

Cutting Edge Research and Technology

ML models similar to the ones powering Google and Yahoo’s ad auctions are now available to you.

Unlock Your Potential with Second-Price Auctions

The world of ad auctions has used this model successfully for years. Ready to start monetizing like the big shots?

Armed With a Team of Ad-Auction Experts

You’re ready to take on any challenge with our team of experts. We nerd out on performance data and are committed to your success.

Topsort's Team: The Economic Powerhouse

Francisco Larrain
Cofounder and CTO

Designed and built Groupon’s self-service platform, dynamic pricing system and advanced payments technology.

Michael Ostrovsky
Cofounder and Chief Scientist

15+ years advising to develop auction-based advertising for Yahoo, Google, Linkedin, and Pinterest.

Alexey Stysin
Data Science Tech Lead

7+ years researching and developing the auction mechanism for Yandex Search Ads

“Ad auctions have evolved substantially in terms of their complexity and effectiveness. Topsort’s auction engine is designed from the ground up to incorporate the cutting-edge advances of this evolution while keeping the system simple for advertisers to use and for marketplaces to deploy, without sacrificing the effectiveness.”

Michael Ostrovsky
Cofounder and Chief Scientist

ACM Test of Time Award Paper

What is the second price auction? Read the paper that revolutionized internet advertising by our Cofounder Mike.

According to ACM, Mike’s paper “significantly impacted research or applications exemplifying the interplay of economics and computation.”

Learn more

Nerd out on ad auction models and game theory on our research page!