Companies
3,613 companies in the AdTech ecosystem
iStock
Creative Content/Stock Media
iStock is a leading stock photography, illustration, and video marketplace offering affordable royalty-free creative content to businesses and creators worldwide.
Iterable
Marketing Automation / Customer Engagement Platform
Iterable is a leading customer engagement and marketing platform that helps brands create personalized, cross-channel experiences. Their platform allows companies to connect with customers across email, mobile, web, and more.
iubenda
Privacy & Consent Management
iubenda is a legal technology company that helps businesses comply with privacy and cookie laws. They provide a suite of tools and solutions for generating privacy policies, cookie banners, and consent management.
IXDS
MergedProduct Design / Innovation Agency
Berlin / Munich product design and innovation agency (~50 employees, BMW / Bosch / VW clients), acquired by PwC early 2020 (some sources say 2018, primary source confirms 2020). Folded into PwC Experience Center Germany. Sources: Consultancy.eu + ⚠ minor date inconsistency across secondary sources.
IZEA
Influencer Marketing Technology
IZEA is a pioneer in influencer marketing technology, connecting brands with creators through its SaaS platform and managed services to power authentic content and social sponsorships at scale.
J. Walter Thompson
RebrandedAdvertising Agency
One of the world's oldest and most storied advertising agencies, J. Walter Thompson (JWT) was a pioneer of modern advertising before being rebranded as Wunderman Thompson in 2018, which itself became VML in 2024.
Jack Morton Worldwide
Experiential Marketing & Brand Activation
Jack Morton Worldwide is a global brand experience agency specializing in experiential marketing, live events, and immersive brand activations for major enterprise clients.
Jacques
Health & Pharma Marketing / Healthcare Communications
New global health agency network within the Havas Health Network, named after Jacques Séguéla. Focused on creativity and innovation in pharma communications. Created during the 2024-25 health-network restructuring.
Jahia
Digital Experience Platform
Jahia is a leading provider of a unified Digital Experience Platform (DXP) that helps organizations manage and deliver personalized digital experiences across multiple channels. Its platform combines content management, customer data, and marketing automation to empower businesses to create engaging customer journeys and optimize their digital presence.
Jam3
RebrandedDigital Creative Production & Brand Experience
Toronto-based digital design and production studio that joined MediaMonks in March 2021 as part of the consolidation under the Media.Monks brand. Media.Monks rebranded to Monks in July 2024. Historical brand: search now resolves to Monks.
Jampp
AcquiredMobile Advertising / Programmatic DSP
Jampp is a programmatic advertising platform specializing in mobile user acquisition and app retargeting, leveraging machine learning to drive growth for app-based businesses.
Janrain
AcquiredCustomer Identity and Access Management (CIAM)
Janrain was a pioneer in Customer Identity and Access Management (CIAM), enabling brands to manage consumer identities, social login, and first-party data collection at scale.
JD.com Ads
Retail Media & E-Commerce Advertising
JD.com is a leading e-commerce platform in China, offering a wide range of products and services to consumers and businesses. It operates as an online marketplace, providing a platform for third-party sellers to reach customers across the country.
Jebbit
Marketing Technology (MarTech) / Customer Engagement / Data Collection
Jebbit is a software-as-a-service (SaaS) platform specializing in interactive content experiences and customer engagement solutions for enterprise brands and digital marketers. The company's core technology enables businesses to create mobile-first, engaging experiences including quizzes, product recommendations, personality assessments, and interactive surveys without requiring coding expertise. Jebbit has strategically positioned itself as a leader in zero-party data collectionâinformatio...
Jellyfish
Performance Marketing & Marketing Technology
Jellyfish is a marketing performance platform that helps brands optimize their digital marketing investments through data-driven insights and analytics.
Jenkins
DevOps Tools & Continuous Integration/Continuous Delivery (CI/CD)
Jenkins is an open-source automation server and leading provider of continuous integration and continuous delivery (CI/CD) solutions for software development teams worldwide. Originally developed as Hudson in 2004 and forked to Jenkins in 2011, the platform has become the de facto standard for automating software build, test, and deployment processes. With an extensive plugin ecosystem comprising over 1,800 community-contributed plugins, Jenkins enables developers to integrate virtually any t...
Jiminny
Jiminny is a conversation intelligence and sales coaching platform that records, transcribes, and analyzes customer calls to improve sales performance.
JioStar
Indian Media / Streaming JV
JioStar is the joint venture between Reliance Industries and Disney for India operations. Closed November 14, 2024 — combines Star India (Disney) + Viacom18 (Reliance). Disney holds 36.84% / Viacom18-Reliance 46.82% / Reliance 16.34%. JioHotstar streaming launched February 14, 2025.
Jira
Project Management Software / Issue Tracking / Agile Development Tools
Jira is a project management and issue tracking software platform developed by Atlassian, widely used by software development teams for agile project management and bug tracking.
Jivox
Dynamic Creative Optimization and Personalized Advertising
Jivox is a leading personalized digital marketing platform that enables brands to deliver highly targeted and customized advertising experiences to consumers across all digital channels.
Johannes Leonardo
Creative Advertising Agency
Johannes Leonardo is an independent creative agency known for bold, culturally resonant brand work for global clients like Adidas, Volkswagen, and Google.
Joomla
Joomla is a free and open-source content management system (CMS) that enables users to build websites and powerful online applications. It is maintained by a global community of volunteers and supported by Open Source Matters, Inc., a non-profit organization.
JotForm
SaaS - Form Builder & Survey Software
JotForm is a comprehensive online form builder and survey platform that enables businesses, organizations, and individuals to create custom forms, surveys, and questionnaires without requiring coding knowledge. Founded as a SaaS solution, the company has evolved into one of the leading form management platforms globally, serving millions of users across various industries including education, healthcare, non-profits, and enterprise organizations. The platform's drag-and-drop interface and ext...
Julius
Influencer Marketing Technology
Julius is a leading influencer marketing platform that helps brands discover, vet, and collaborate with the right influencers for their campaigns. The company's AI-powered technology and extensive database of influencers enable brands to run effective and measurable influencer marketing programs.