January 8, 2026, London - Today, VIOOH, the leading premium global digital out of home (DOOH) supply-side platform, announced a strategic partnership with Dolphin OOH to further expand access to premium DOOH inventory across the United States.

The partnership delivers access to over 5,000 digital screens across major US cities, generating more than 50 million monthly impressions. Dolphin's network spans diverse environments including malls, transit stations, grocery stores, pharmacies, gyms, convenience stores, retail office supplies and urban panels, reaching audiences in high-traffic locations across key metropolitan areas.

Dolphin's inventory reaches major markets including New York City, Boston, Chicago, Dallas-Fort Worth, Houston, Los Angeles, Miami, Orlando, Atlanta and Long Beach, with significant presence in grocery stores delivering 112 million monthly impressions, convenience stores with 63 million monthly impressions, pharmacies seeing 42 million monthly impressions, urban panels generating 27 million monthly impressions and malls with 10 million monthly impressions, alongside transit, retail office supplies and gym environments.

Dolphin’s integration with VIOOH ensures advertisers have an efficient route to access even more premium DOOH inventory across North America, by enabling easy planning, launching and management of campaigns across its extensive screen network, maximising brand visibility and reaching the right audiences at the right moment.

The partnership reflects Dolphin's strong commitment to brand safety in advertising. Through a comprehensive screen and location tagging process, Dolphin offers advertisers a thorough brand safety solution that helps ensure a 100% completion rate and zero ad-fraud.

“Our new partnership with Dolphin delivers access to high-frequency, strong-dwell environments where brands can connect with audiences during key purchase decision moments,” said Gavin Wilson, Global Chief Commercial Officer at VIOOH. “Combined with Dolphin’s rigorous approach to brand safety and impressive scale across major US cities, this partnership delivers exactly what our buyers need: quality, context and confidence.”

“Partnering with VIOOH enables us to unlock the full potential of our extensive digital network through programmatic capabilities,” said Josey George, CEO at Dolphin. “VIOOH's advanced technology platform and global reach will connect our inventory with buyers worldwide, making it easier for brands to access our high-impact screens across America's most dynamic markets. This collaboration represents an exciting evolution in how advertisers can plan and activate campaigns across our network.”

Through programmatic buying via VIOOH's supply-side platform, advertisers gain enhanced flexibility, precision targeting and improved efficiency, ensuring maximum impact and measurable results across Dolphin's comprehensive network.