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Category

Audio Advertising

Audio advertising encompasses the monetization, distribution, and measurement of promotional content across digital audio platforms including podcasts, streaming music services, satellite radio, and online audio communities. Companies in this category address several critical challenges: enabling content creators to generate revenue from their audiences, providing advertisers with access to engaged listeners in an increasingly fragmented media landscape, and delivering sophisticated attribution and analytics capabilities to measure campaign effectiveness across audio channels. The category spans the full value chain from content platforms and distribution networks to specialized measurement and transcription services that enhance campaign transparency and accessibility. The audio advertising category has become increasingly important to the broader AdTech ecosystem as consumer media consumption continues to shift away from traditional broadcast and toward on-demand digital audio. Podcasts and streaming audio services offer advertisers highly engaged, niche audiences with strong listening habits and demographic targeting capabilities. Unlike display or video advertising, audio ads benefit from the intimate nature of the listening experience and often achieve higher completion rates. As advertisers allocate budgets across channels, audio has emerged as a significant growth area, particularly for direct-response and brand awareness campaigns targeting mobile-first and commuting audiences. Current dynamics in the category reflect consolidation among major media companies, specialization in measurement and analytics, and the maturation of podcast advertising as a distinct channel. Established broadcast and streaming platforms like iHeartMedia, SiriusXM, and Pandora are leveraging their massive listener bases to attract advertisers, while specialized companies like Acast and Podsights have built dedicated infrastructure for podcast monetization and attribution. The emergence of transcription services like Podscribe indicates growing demand for making audio content more discoverable and accessible, which in turn enhances advertising targeting and measurement capabilities. This fragmentation across platforms underscores the ongoing need for cross-platform analytics and attribution solutions to help advertisers understand the true impact of audio campaigns.

Companies

65

Tier distribution

S3A19B18Other25
Avg Completeness
83%
News (30d)
5
Deals (90d)
2
(3)
(19)
AdvertiseCast

AdvertiseCast

Podcast Advertising

AdvertiseCast is a specialized AdTech platform that operates at the critical intersection of podcast content creation and digital advertising. The company functions as a comprehensive marketplace connecting podcast creators with advertisers seeking to reach highly engaged audio audiences. By centralizing discovery, booking, and campaign management processes into a unified, technology-driven solution, AdvertiseCast addresses the fragmentation challenges that have historically plagued the podca...

New York, New York
AudioGO

AudioGO

Audio Advertising Technology

AudioGO is a programmatic audio advertising platform that enables advertisers to reach audiences across streaming music, podcasts, and digital radio.

New York, New York
Chartable

Chartable

Acquired

Podcast Analytics and Attribution

Chartable was a podcast analytics and attribution platform that helped publishers and advertisers measure podcast audience growth and ad performance before being acquired by Spotify in 2022.

New York, New York
Cox Media

Cox Media

Broadcast Media & Digital Advertising

Cox Media is a subsidiary of Cox Enterprises operating as a diversified media company with television, radio, and digital advertising platforms across multiple U.S. markets.

Atlanta, Georgia
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.

San Antonio, Texas
i

iHeartMedia Podcast Network

Audio/Podcast Advertising

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

New York, New York
iHeartRadio

iHeartRadio

Digital Audio Advertising

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.

San Antonio, Texas
Magellan AI

Magellan AI

Podcast Advertising Intelligence & Measurement

Magellan AI is a leading technology platform specializing in podcast advertising intelligence and verification solutions within the rapidly expanding AdTech ecosystem. The company provides comprehensive analytics and machine learning-powered tools that enable brands, agencies, and publishers to make data-driven decisions in the podcast advertising space. By offering capabilities to track advertising spending, verify ad placements, and measure campaign performance across the entire podcast lan...

New York, New York
Megaphone

Megaphone

Podcast Advertising Technology

Enterprise podcast hosting, monetization, and analytics platform acquired by Spotify in 2020, serving major publishers and podcast networks.

New York, New York
(18)
Adswizz

Adswizz

Audio Advertising Technology

A leading audio advertising technology platform specializing in programmatic audio and podcast monetization solutions for broadcasters and publishers.

Paris, Île-de-France
Adtonos

Adtonos

AdTech - Programmatic Audio Advertising

Adtonos is a specialized sell-side platform (SSP) exclusively dedicated to programmatic audio advertising, serving the rapidly expanding digital audio ecosystem. The company provides publishers, podcasters, streaming audio services, and audio content creators with sophisticated technology infrastructure to monetize their audio inventory through automated, real-time bidding processes. Unlike general-purpose SSPs that handle multiple ad formats, Adtonos addresses the unique technical and commer...

Apple Podcasts

Apple Podcasts

Podcast Distribution and Audio Streaming

Apple's native podcast platform and directory, offering podcast discovery, streaming, and distribution to millions of listeners worldwide.

Cupertino, California
ART19

ART19

Acquired

Podcast Technology & Audio AdTech

ART19 is a leading podcast hosting, distribution, and monetization platform acquired by Amazon, powering some of the world's largest publishers and media companies.

Los Angeles, California
Audioboom

Audioboom

Podcast Advertising and Monetization

London, England
AudioHook

AudioHook

Audio Advertising Technology

New York, New York
C

Cadence13

Acquired

Podcast Advertising & Audio Content

Cadence13 was a premium podcast network and advertising sales company that specialized in branded content and host-read advertising for podcasts.

New York, New York
Midroll

Midroll

Acquired

Podcast Advertising & Monetization

Midroll was a leading podcast advertising network and monetization platform that connected advertisers with top podcast creators before being acquired by E.W. Scripps.

Los Angeles, California
Podbean

Podbean

Podcast Hosting and Monetization

New York, New York
(18)
Anchor

Anchor

Acquired

Podcast Technology/Audio Content Platform

Anchor was a podcast creation and hosting platform that made it free and easy for anyone to create, distribute, and monetize podcasts.

New York, New York
Audacy

Audacy

Media & Entertainment - Audio Broadcasting & Streaming

Audacy is a leading multi-platform audio content and entertainment company operating one of the largest radio broadcasting networks in the United States. The company owns and operates a diverse portfolio of radio stations across major markets, complemented by a robust digital streaming platform and extensive podcast network. Audacy's stations span multiple formats including news, sports, music, and talk radio, reaching millions of listeners daily through both traditional broadcast and digital...

Philadelphia, Pennsylvania, Pennsylvania
A

Audio.Ad

Digital Audio Advertising

Audio.Ad is a programmatic audio advertising platform that enables advertisers to reach audiences across streaming music, podcasts, and digital radio.

London, England
Blubrry

Blubrry

Podcast Hosting and Analytics

Columbus, Ohio
Gimlet Media

Gimlet Media

Defunct

Podcast Production/Audio Content

Gimlet Media was a podcast production company and network that created narrative podcasts and was acquired by Spotify in 2019.

Brooklyn, New York
Instreamatic

Instreamatic

Audio Advertising Technology

Instreamatic is a voice-enabled advertising platform that creates interactive audio ads with conversational AI capabilities. They enable brands to create voice-activated ad experiences across podcasts, streaming audio, and connected devices.

San Francisco, California
Midroll Media

Midroll Media

Acquired

Podcast Advertising & Monetization

Midroll Media was a leading podcast advertising network and monetization platform that connected advertisers with top podcast creators before being acquired and eventually rebranded under Stitcher.

Los Angeles, California
NPR Sponsorship

NPR Sponsorship

Audio/Podcast Advertising

NPR's official sponsorship sales division connecting brands with NPR's highly engaged public radio audience through on-air and digital advertising opportunities.

Washington, District of Columbia
Pandora

Pandora

Acquired

Audio Advertising & Streaming

Pandora is a pioneering internet radio and music streaming platform known for its Music Genome Project-powered personalized radio stations, now operating as a subsidiary of SiriusXM.

Oakland, California
Unranked(6)