Index Exchange

Toronto, Ontario, Canada · Founded 2003

501-1000 employees · N/A

Sourced & current · updated Oct 15, 2026Website

Index Exchange is an independent supply-side platform that helps media owners connect with leading brands, operating as a neutral, conflict-free exchange to advance efficiency, transparency, and quality across the programmatic ecosystem.

Where they sit

Stack tier: Ecosystem Services (A)

Supply Side Platform (SSP)Ad ExchangeProgrammatic Platform

One of the largest independent programmatic advertising exchanges globally, competing directly with Google Ad Manager, Magnite, and PubMatic in the SSP space