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BK

Bjorn Karlstrom

Founder

Founder-CEO of a small but regionally significant DSP in LATAM/Iberia — covers the founder-of-sub-100-person-company and geographic long-tail axes.

Role: CEO & Co-FounderCompany: Preciso

Last updated Jun 26, 2026 by the ATDb Editorial Team

Bio

Bjorn Karlstrom co-founded Preciso, a São Paulo and Lisbon-based DSP and programmatic platform focused on Latin American and Iberian markets, providing self-serve programmatic access to mid-market advertisers in underserved geographies. The company operates its own bidder infrastructure and has built localized contextual and audience targeting capabilities for Portuguese-language markets.

Expertise & education

Expertise

DSP TechnologyLATAM ProgrammaticSelf-Serve Advertising Platforms