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Companies

2,956 companies in the AdTech ecosystem

H

Horizon Media

Media Agency

Horizon Media is one of the largest independent media agencies in the United States, providing media planning, buying, and marketing services across all channels.

Marketing AgencyProgrammatic PlatformNew York, New York
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H

Hostelworld Extranet

Subsidiary

Travel Technology

Hostelworld Extranet is the property management platform for hostel and budget accommodation providers to manage bookings, inventory, and rates on the Hostelworld marketplace.

Marketplace TechnologyDublin, County Dublin
H

Hotelbeds Extranet

Subsidiary

Travel Technology

B2B hotel distribution platform providing travel trade professionals with access to accommodation inventory, rates, and booking management tools.

Commerce TechnologyMarketplace TechnologyPalma de Mallorca, Balearic Islands
H

Hotels.com

Subsidiary

Travel & Hospitality Marketing

Hotels.com is a leading online travel agency specializing in hotel bookings and accommodation reservations worldwide, operating as part of Expedia Group's portfolio of travel brands.

Marketplace TechnologyRetail Media PlatformDallas, Texas
H

Hotels.com Extranet

Subsidiary

Travel Technology / Hospitality SaaS

Hotels.com Extranet is the property management platform that enables hotel partners to manage their inventory, rates, and reservations on the Hotels.com marketplace.

Commerce TechnologyMarketplace TechnologyDallas, Texas
Hotjar

Hotjar

Acquired

Behavior Analytics / User Experience

Hotjar is a behavior analytics and user feedback platform that helps businesses understand how users interact with their websites through heatmaps, session recordings, and surveys.

Data & AnalyticsMarketing AnalyticsSt. Julian's, Malta
Huawei

Huawei

Mobile Advertising Platform

Huawei is a multinational technology company that specializes in telecommunications equipment, consumer electronics, and enterprise solutions. It is one of the largest telecommunications equipment manufacturers in the world.

Mobile Ad PlatformMobile MarketingShenzhen, Guangdong
HubSpot

HubSpot

Marketing Automation & CRM

Attribution & AnalyticsMarketing PlatformCambridge, Massachusetts
HubSpot Email Marketing

HubSpot Email Marketing

Subsidiary

Marketing Automation & Email Marketing

Email marketing platform within HubSpot's comprehensive CRM and marketing automation suite, offering tools for creating, sending, and analyzing email campaigns.

Email MarketingMarketing CloudCambridge, Massachusetts
Huge

Huge

Subsidiary

Digital Agency Services

Huge is a global digital agency specializing in design, technology, and marketing services for major brands, operating as a subsidiary of IPG since 2013.

E-commerce MarketingMarketing AgencyBrooklyn, New York
H

Hugging Face

Hugging Face is an AI platform and community that provides tools, models, and infrastructure for building, training, and deploying machine learning models, particularly focused on natural language processing and generative AI.

AI-Powered PlatformMarketing TechnologyNew York, New York
Hull

Hull

Acquired

Customer Data Platform (CDP) / MarTech

Hull was a customer data platform that unified customer data across marketing and sales tools before being acquired by Piano in 2021.

Customer Data PlatformIdentity ResolutionParis, Île-de-France
Hulu

Hulu

Subsidiary

Connected TV (CTV) / Video Streaming Advertising

Premium streaming service offering on-demand TV shows, movies, and live TV with ad-supported and ad-free subscription tiers.

Connected TV PlatformVideo Advertising PlatformSanta Monica, California
Hulu + Live TV

Hulu + Live TV

Subsidiary

Connected TV (CTV) Advertising

Live TV streaming service combining Hulu's on-demand library with 95+ live channels, offering a cable alternative with integrated advertising opportunities.

Connected TV PlatformVideo Advertising PlatformSanta Monica, California
H

Hulu Ads

Subsidiary

Connected TV/OTT Advertising

Hulu's advertising platform that enables brands to reach streaming audiences through premium video advertising across Hulu's on-demand and live TV services.

CTV PlatformConnected TV PlatformSanta Monica, California
H

Hulu Advertising

Subsidiary

Connected TV/Streaming Video Advertising

Hulu's advertising division offering premium video advertising solutions across streaming content, including ad-supported tiers and live TV programming.

CTV PlatformProgrammatic PlatformSanta Monica, California
HUMAN Security

HUMAN Security

Ad Fraud Prevention & Bot Detection

HUMAN Security (formerly White Ops) protects digital advertising from bot attacks, ad fraud, and account takeover. Their platform verifies the humanity of online interactions and secures the advertising ecosystem.

Ad Fraud PreventionNew York, New York
Humanz

Humanz

Influencer Marketing Technology

Humanz is an AI-powered influencer marketing platform that connects brands with creators for data-driven campaigns. It leverages advanced algorithms to identify suitable influencers, manage campaign logistics, and measure ROI, optimizing the entire influencer marketing process. The platform aims to make influencer marketing more efficient, transparent, and effective for businesses of all sizes.

Influencer MarketingAI-Powered PlatformTel Aviv, Tel Aviv District
Hunter.io

Hunter.io

Lead Generation & Sales Intelligence

Hunter.io is a lead generation and email finding platform that helps businesses discover and verify professional email addresses for outreach and sales prospecting.

Identity ResolutionMarketing TechnologyMontpellier, Occitanie
Huq Industries

Huq Industries

Location Intelligence & Geospatial Analytics

Huq Industries is a location intelligence and consumer behavior analytics platform that transforms mobile location data into actionable business insights for enterprise clients. The company processes billions of anonymized location signals from mobile devices to deliver comprehensive intelligence on foot traffic patterns, visitation behaviors, demographic profiles, and offline consumer movement across physical locations. Through advanced data processing and analytics capabilities, Huq Industr...

Data & AnalyticsLocation-Based Advertising
Hybrid Theory

Hybrid Theory

Subsidiary

Creative Agency / Digital Marketing

A creative and technology agency specializing in digital marketing, brand strategy, and interactive experiences for entertainment and lifestyle brands.

Influencer MarketingProgrammatic PlatformLos Angeles, California
Hybrid.ai

Hybrid.ai

Creative Intelligence and Optimization

Hybrid.ai provides AI-powered creative intelligence and optimization for digital advertising, analyzing creative elements to predict performance and recommend improvements. The platform helps advertisers optimize their creative assets before and during campaigns.

Creative Platform
H

Hype

Influencer Marketing Technology

Hype is an influencer marketing platform that connects brands with content creators and manages influencer campaigns at scale.

Influencer MarketingPerformance MarketingLondon, England
HypeAuditor

HypeAuditor

Influencer Marketing Technology

HypeAuditor is an AI-powered influencer marketing platform that provides comprehensive analytics and fraud detection for social media influencers across various platforms. It helps brands and agencies discover, analyze, and manage influencer campaigns, ensuring effective and data-driven collaborations.

Influencer MarketingAI-Powered PlatformNew York, New York