Colossus SSP

Atlanta, Georgia, United States · Founded 2020

11-50 employees

Sourced & current · updated Jun 25, 2026Website

Colossus SSP is a supply-side platform focused on connecting diverse-owned media companies with premium programmatic demand. The platform specializes in providing monetization solutions for multicultural and minority-owned publishers, offering unique audience segments that are underrepresented in traditional programmatic ecosystems. It enables advertisers to reach diverse audiences at scale through a curated marketplace.

Where they sit

Stack tier: Marketing Technology (C)

Supply Side Platform (SSP)

Niche leader in diverse-owned and multicultural publisher monetization within the programmatic SSP space

Ownership

Parent: Direct Digital Holdings, Inc.