Grassfish
Grassfish is a Vienna-originated, Sweden-headquartered enterprise in-store experience management (IXM) software company, founded in 2005 and wholly owned by Nasdaq-listed Vertiseit AB since 2021. Its flagship IXM Platform powers 200,000+ digital touchpoints for 1,500+ brands, spanning digital signage, retail media networks, DOOH/SSP, in-store audio, and interactive sales companion tools. The company combines its cloud-native, API-first platform with strategic consulting services to help global retailers and brand networks transform physical stores into connected, data-driven customer experience environments.
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Grassfish IXM is a modular, cloud-native SaaS platform delivered on Microsoft Azure, positioned as the enterprise standard for in-store experience management. The current generation is IXM Aqua (launched May 2025, succeeding IXM One), built on an API-first architecture supporting Android, Windows, Tizen, and webOS endpoints. Core modules include:
- Digital Signage — CMS and screen management with multi-level editorial hierarchy (HQ, country, and store), proof-of-play reporting, and multi-language support (Arabic, Hebrew, Chinese, Japanese, Cyrillic)
- Sales Companion — Interactive staff and customer-facing sales tools enabling personalised in-store product exploration
- DOOH & SSP — Programmatic out-of-home advertising supply-side platform with real-time audience data and AI vision-driven ad targeting
- In-Store Audio — Centralised audio management integrated within the same platform ecosystem
Supplementary offerings include retail media network enablement (allowing retailers to monetise screen real estate with programmatic advertising), DOOH network management, strategic retail consulting, managed network operations, and the Knowledge Hub content resource. The company holds ISO 9001, ISO 14001, and ISO 27001 certifications.
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