Companies
3,610 companies in the AdTech ecosystem
BBH USA
Creative Advertising Agency
BBH USA is the New York-based American arm of Bartle Bogle Hegarty, a globally renowned creative advertising agency known for iconic brand campaigns and bold creative work.
BCW (Burson Cohn & Wolfe)
RebrandedPublic Relations (defunct, predecessor to Burson)
BCW (Burson Cohn & Wolfe) was WPP's PR network formed 2018 from the merger of Burson-Marsteller + Cohn & Wolfe. Merged with Hill & Knowlton on July 1, 2024 to form Burson. BCW brand retired.
Beachfront
Video SSP/CTV Advertising
Beachfront is a connected TV and video advertising platform providing SSP, ad serving, and programmatic solutions for streaming media companies. The company enables publishers to monetize CTV and OTT inventory while offering advertisers access to premium video inventory.
Beats Electronics
Audio Hardware / Consumer Electronics
Beats Electronics is Apple's audio products subsidiary — headphones, earbuds, speakers. Acquired by Apple May 28, 2014 for $3 billion (Apple's largest acquisition until Beats was eclipsed by Beats x ad-buy partnerships and the Vision Pro era). Continues as branded product line under Apple alongside AirPods.
Beattie McGuinness Bungay
Creative Advertising Agency
UK creative agency founded 2005, in which Cheil Worldwide acquired a 49% stake in 2010 and later moved to majority control. Continues to operate under Cheil ownership; UK Companies House lists status "Active" with 2023 accounts filed. Sources: gov.uk Companies House + SI Global deal advisory.
Beemray
Privacy-Focused AdTech / Contextual Targeting
Beemray is a Finnish AdTech company providing privacy-first data solutions for advertisers and publishers. Their platform enables contextual and first-party data activation, helping clients navigate the cookieless future by offering effective targeting and personalization without relying on third-party cookies.
Beeswax
AcquiredProgrammatic Advertising / Demand-Side Platform (DSP)
Beeswax was a customizable programmatic advertising platform that provided DSP technology for agencies and brands before being acquired by Comcast in 2021.
Beeswax (acquired by Comcast but distinct operations)
AcquiredProgrammatic Advertising / Demand-Side Platform Infrastructure
Beeswax is a customizable programmatic advertising platform offering bidder-as-a-service technology for agencies, brands, and ad tech companies.
Begun
Contextual Advertising
Russian contextual advertising platform that operates as a subsidiary of Yandex, providing pay-per-click advertising solutions for Russian-language markets.
Behance
Creative Portfolio Platform
Behance is Adobe's creative portfolio platform where designers, artists, and creative professionals showcase their work and discover creative talent.
Belka Games
AcquiredMobile Gaming / In-App Advertising
Mobile gaming studio (Clockmaker, Funky Bay). AppLovin took strategic investment Sep 2019; majority later. Divested to Tripledot June 30 2025.
Benchmark Email
Email Marketing / Marketing Automation
Benchmark Email is a comprehensive email marketing service provider offering tools for businesses to create, send, and track email campaigns. It provides features like marketing automation, landing page builders, and surveys, aiming to help users engage their audience and drive growth.
Bending Spoons
Consumer Software / Digital Media / AdTech (via AOL)
Italian app conglomerate that acquired AOL from Yahoo for $1.5B (signed October 2025, closed January 2026). Other portfolio brands include Evernote, Meetup, and Filmic Pro. Stub created to model AOL parent — full enrichment deferred per session-164 stub-entity pattern.
BeReal
Social Media
BeReal is an AdTech Platform that provides a social media app that encourages users to share a photo of themselves once a day at a different time each day.
Bespoke Sports & Entertainment
Sports & Entertainment Marketing
Sports-marketing agency acquired by Publicis Groupe 2025. Operates within sports + entertainment vertical.
Best Buy Ads
Retail Media Advertising
Best Buy's retail media network offering advertising solutions to brands and agencies looking to reach consumers across Best Buy's digital and physical retail properties.
BETC
Creative Advertising Agency
Paris-founded creative agency, Havas's French flagship. #1 in WARC Creative 100 2024.
BGT Partners
MergedDigital Experience Agency
Miami digital experience agency (~120 consultants), acquired by PwC 2013. Founder David Clarke became PwC Chief Experience Officer. Folded into PwC Digital Services / Experience Center; brand sunset. Sources: Consultancy.uk + Digiday.
BIA Advisory Services
Market Research & Intelligence
BIA Advisory Services provides market intelligence, forecasting, and consulting services for local advertising and media markets.
Bidease
Programmatic Advertising Platform
Bidease is a programmatic advertising platform offering DSP and SSP solutions with a focus on mobile and display advertising. The company provides self-serve programmatic tools for advertisers and publishers across multiple channels including mobile, video, and native formats.
Bidmath
AdTech - Programmatic Advertising
Bidmath is a programmatic advertising technology platform that specializes in mathematical optimization and algorithmic bidding solutions for the digital advertising ecosystem. The company leverages advanced data analytics, machine learning, and predictive modeling to optimize real-time bidding (RTB) strategies across programmatic advertising channels. By focusing on mathematical precision and data-driven decision-making, Bidmath enables advertisers to maximize their return on ad spend (ROAS)...
Bidmatic
Publisher Monetization & Header Bidding
Bidmatic is a header bidding and yield optimization platform for publishers that maximizes ad revenue through advanced programmatic monetization. The company provides managed header bidding solutions, ad quality controls, and revenue optimization services for digital publishers.
Bidsopt
DefunctProgrammatic Advertising
Bidsopt is a programmatic advertising platform offering a full-stack DSP and SSP solution for agencies, advertisers, and publishers. The platform supports display, video, native, and mobile ad formats with real-time bidding capabilities and advanced targeting options.
Bidstack
In-Game Advertising
Bidstack is a pioneering AdTech company specializing in in-game advertising technology that operates at the intersection of the gaming and digital advertising industries. The company has developed a proprietary programmatic advertising platform that enables brands to deliver contextually relevant, non-intrusive advertisements within video game environments across mobile, PC, and console platforms. Through sophisticated real-time bidding mechanisms and seamless integration capabilities, Bidsta...