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Companies

3,688 companies in the AdTech ecosystem

Iconosquare

Iconosquare

Social Media Management and Analytics Software

Iconosquare is a comprehensive social media analytics and management platform founded in 2011, specializing in Instagram and Facebook performance optimization. The company provides businesses, agencies, and social media professionals with advanced tools to track metrics, analyze audience behavior, schedule content, and manage community engagement across multiple social media accounts. Originally launched as Statigram, the platform rebranded to Iconosquare in 2013 and has since evolved into on...

Social Media ManagementMarketing AnalyticsParis, France, Île-de-France
iContact

iContact

Email Marketing / MarTech

Email marketing platform providing small businesses and nonprofits with tools for creating, sending, and tracking email campaigns and marketing automation.

Email MarketingMarketing AutomationMorrisville, North Carolina
ID5

ID5

Identity Resolution & Addressability

ID5 is a privacy-first identity platform that empowers the digital advertising ecosystem with privacy-compliant identity solutions, enabling addressability and measurement without relying on third-party cookies.

Identity ResolutionPrivacy TechnologyParis, Île-de-France
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IDC

Market Research & Intelligence

IDC is a global market intelligence and advisory services firm providing research, data, and strategic guidance across technology markets including advertising technology.

Data & AnalyticsMarketing AnalyticsNeedham, Massachusetts
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Idera

Enterprise Software / Developer Tools (AdTech-adjacent)

Idera — recorded in ATDb as the acquirer/parent of one or more AdTech companies (s375 lineage backfill).

Houston, Texas
iDevAffiliate

iDevAffiliate

Affiliate Marketing Software

iDevAffiliate is a specialized software provider in the affiliate marketing technology sector, offering self-hosted affiliate program management solutions for businesses requiring complete control over their affiliate marketing infrastructure. The company's flagship platform enables organizations to deploy, track, and manage comprehensive affiliate programs on their own servers, eliminating dependency on third-party hosted services while providing extensive customization capabilities. This ap...

Customer AcquisitionPerformance Marketing
Idomoo

Idomoo

Personalized Video Marketing

Idomoo is a leading personalized video platform that empowers businesses to create and deliver millions of unique, data-driven videos to individual customers. Their platform automates the entire personalized video creation process, from data integration and video generation to distribution, enhancing customer engagement and driving conversions across various industries.

Creative PlatformVideo Advertising PlatformNew York, New York
IFTTT

IFTTT

Marketing Automation & Integration Platform

IFTTT (If This Then That) is a web-based service that allows users to create chains of conditional statements, called applets, which are triggered by changes to other web services such as social media, messaging, smart home devices, and more.

Marketing AutomationCustomer EngagementSan Francisco, California
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Ignite Visibility

Digital Marketing Agency

Full-service digital marketing agency specializing in SEO, paid media, social media marketing, and comprehensive online marketing strategies.

Marketing AnalyticsMarketing AgencySan Diego, California
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IgniteTech

Enterprise Software / MarTech / Customer Engagement

IgniteTech (parent of ESW Capital, Trilogy, Aurea, Crossover) acquires distressed enterprise software companies and stabilizes them under its operating model. Acquired Khoros from Vista Equity Partners May 2025 (undisclosed; Khoros had been on KBRA Default Radar Red List Aug 2024).

Social Media ManagementCustomer EngagementAustin, Texas
IgnitionOne

IgnitionOne

Defunct

Digital Marketing Technology / Demand-Side Platform

IgnitionOne was a leading digital marketing technology platform that provided cross-channel campaign management, audience scoring, and customer intelligence solutions before being acquired and ultimately absorbed.

Data Management PlatformMarketing PlatformNew York, New York
iHeartMedia

iHeartMedia

Audio Advertising & Broadcast Media

iHeartMedia is a leading audio media company in the United States, operating over 850 radio stations and digital audio services. It is one of the largest radio broadcasting companies in the world, reaching over a quarter of a billion monthly listeners.

Audio AdvertisingProgrammatic PlatformSan Antonio, Texas
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iHeartMedia Podcast Network

Podcast Advertising & Audio Media

iHeartMedia's podcast network division that produces, distributes, and monetizes podcasts across multiple genres, leveraging iHeartMedia's extensive audio advertising infrastructure.

Audio AdvertisingProgrammatic PlatformSan Antonio, Texas
iHeartRadio

iHeartRadio

Audio Advertising & Streaming Media

iHeartRadio is a leading digital audio streaming platform and advertising network operated by iHeartMedia, offering live radio, podcasts, and music streaming with extensive audio advertising capabilities.

Audio AdvertisingProgrammatic PlatformSan Antonio, Texas
ImageKit

ImageKit

Digital Asset Management / Media Optimization

Marketing TechnologyNoida, Uttar Pradesh
Imagga

Imagga

Imagga is a leading provider of AI-powered image and video analysis solutions. They offer advanced computer vision APIs for automatic image tagging, categorization, content moderation, and visual search, enabling businesses to understand and organize their visual content at scale.

AI-Powered Platform
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Imagine Communications

Broadcast Technology & Ad Management

Imagine Communications provides video and advertising management solutions for broadcasters, MVPDs, and media companies, enabling content delivery and monetization across linear and digital platforms.

Connected TV PlatformVideo Advertising PlatformAddison, Texas
IMDb

IMDb

Digital Advertising / Entertainment Media / Connected TV (CTV)

IMDb is the world's most popular and authoritative source for movie, TV, and celebrity content — and a powerful advertising platform reaching hundreds of millions of entertainment-intent audiences globally.

E-commerce MarketingContent DiscoverySeattle, Washington
IMDB TV Ads

IMDB TV Ads

Defunct

Connected TV / Streaming Video Advertising

IMDb TV Ads was Amazon's advertising product for its free, ad-supported streaming service IMDb TV, offering brands access to premium streaming video inventory before the platform was rebranded and eventually sunset.

Demand Side Platform (DSP)Connected TV PlatformSeattle, Washington
Imgix

Imgix

Digital Media & Content Delivery

Imgix is a real-time image processing and optimization platform that transforms, optimizes, and delivers images via a powerful URL-based API and global CDN.

Creative Management PlatformMarketing TechnologySan Francisco, California
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IMJ Corporation

Digital Agency

Tokyo-based digital agency, one of Japan's top digital practitioners. Accenture took majority stake July 2016 (~600 staff). Brand retired in 2022 Song rebrand; team is now Accenture Song Japan. Sources: Accenture Newsroom + BusinessWire.

Immuta

Immuta

Data Security and Governance (Data Infrastructure)

Immuta provides a universal data security platform that enables organizations to control who can access what data, for what purpose, and under what conditions. It automates data access control, security, and privacy across various cloud data platforms, helping enterprises unlock the value of their data while ensuring compliance and mitigating risk.

Privacy & Consent ManagementPrivacy TechnologyBoston, Massachusetts
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Immutable

Blockchain/Web3 Gaming Infrastructure

Immutable is a blockchain technology company focused on NFT infrastructure and web3 gaming, not an AdTech company.

Blockchain AdvertisingIn-Game AdvertisingSydney, New South Wales
Impact

Impact

Partnership Management / Affiliate Marketing Technology

Impact is a leading enterprise-grade partnership management platform that operates at the critical intersection of AdTech and marketing technology. The company provides comprehensive solutions for discovering, recruiting, managing, and optimizing diverse partnership programs across multiple channels including traditional affiliate marketing, influencer collaborations, content creators, mobile app publishers, and strategic business partnerships. Impact's platform enables organizations to manag...

Influencer MarketingAttribution & AnalyticsSanta Barbara, California