Companies

Zemanta is a demand-side platform (DSP) and native advertising technology company, now operating as part of Outbrain, that enables programmatic buying across native, display, and video inventory.

Cloud-based video encoding service that provided API-driven video transcoding solutions for developers and media companies.

Customer service and engagement platform providing ticketing, messaging, and support solutions for businesses of all sizes.

Zenith is a global media agency and ROI specialist owned by Publicis Groupe, known for its data-driven approach to media planning, buying, and performance optimization.

Zenith Media is a global media services agency and part of Publicis Groupe, specializing in media planning, buying, and ROI optimization across all channels.

Mobile gaming studio. Divested to Tripledot June 30 2025.

French location-sharing social-app. Acquired by Snap May 2017 for $213M. Operated as standalone product until shutdown February 2023.

Zenoss is an enterprise-grade IT infrastructure monitoring and AIOps (Artificial Intelligence for IT Operations) platform provider that specializes in delivering comprehensive visibility and intelligent automation across complex hybrid IT environments. Founded to address the growing complexity of modern IT infrastructure, Zenoss serves large enterprises across multiple verticals including financial services, healthcare, telecommunications, retail, and manufacturing sectors. The company levera...

Zenput was a mobile-first operations execution platform helping multi-unit restaurant, retail, and convenience store brands enforce standards and streamline field operations — acquired by Crunchtime in 2022.

Zentail was a multi-channel e-commerce management platform that helped online sellers manage inventory, listings, and orders across multiple marketplaces before being acquired by Kibo Commerce in 2021.

Zeotap is a leading customer intelligence platform (CIP) that specializes in identity resolution, data enrichment, and privacy-compliant customer data management for enterprise organizations. Operating at the intersection of AdTech and MarTech, Zeotap enables brands to unify fragmented customer data from multiple touchpoints into comprehensive, actionable customer profiles. The platform leverages advanced machine learning algorithms and deterministic matching capabilities to help organization...

Zeotap Data is the third-party audience-data arm divested from Zeotap to Roqad on Sept 2 2025 (undisclosed terms). Zeotap retained its CDP business; Zeotap Data joined Roqad to strengthen its identity-data leadership in Europe.

A metaverse platform and virtual avatar social network that enables users to create 3D avatars, socialize, and create content, with advertising and virtual item monetization capabilities.

Mobile gaming studio. Divested to Tripledot June 30 2025.

Zeropark is a performance marketing platform specializing in domain redirect, pop, and push notification traffic for advertisers and publishers.

Zesty.io is a cloud-based headless Content Management System (CMS) platform that serves enterprises and digital agencies requiring sophisticated content infrastructure for multi-channel digital experiences. Founded to address the limitations of traditional monolithic CMS platforms, Zesty.io employs an API-first architecture that fundamentally decouples content management from presentation layers, enabling organizations to deliver consistent, centralized content across diverse digital touchpoi...

Zeta Global is a leading cloud-based marketing technology and data analytics company that helps brands acquire, grow, and retain customers.

Zignal Labs provides real-time media intelligence and narrative tracking software that helps organizations monitor, analyze, and respond to emerging stories across traditional and social media.

Zinrelo is a SaaS-based loyalty rewards platform that helps brands increase repeat sales and customer retention through data-driven loyalty programs.

Zitcha is a retail media platform purpose-built for retailers outside the top-tier US players, enabling grocers, department stores, and specialty retailers in Australia, New Zealand, and internationally to launch and operate their own retail media networks. The platform provides campaign management, audience targeting, and reporting tools for retail media monetization. Zitcha raised Series A funding in 2023 and has expanded into the UK and US markets.

Zocdoc is an online healthcare marketplace that connects patients with doctors and enables online appointment booking, not primarily an AdTech company.

B2B ecommerce platform designed for wholesalers, distributors, and manufacturers to manage online sales and customer relationships.

Zoho Corporation is a comprehensive software-as-a-service (SaaS) provider that delivers an extensive suite of business, productivity, and customer engagement applications. The company has established itself as a significant player in the enterprise software market by offering an integrated ecosystem of over 45+ applications spanning CRM, finance, HR, marketing automation, collaboration tools, and IT management solutions. Zoho's platform is designed to serve businesses of all sizes, from start...