AdTech Startups

Mapcite provides location-based audience targeting, letting clients build custom audiences based on geographic locations of interest for advertising campaigns.

1 investor

MapVX provides businesses, particularly retailers, with digital indoor mapping and wayfinding software that improves visitor navigation, collects usage and search analytics, and includes accessibility features for people with disabilities. The platform, built on the earlier Lazarillo App wayfinding technology, offers multi-platform integrations, AI-powered recommendations, and promotional tools for physical spaces.

1 investor

Marcode is a fraud detection platform for brands running affiliate programs, identifying affiliate hijacking, brand bidding, voucher code abuse, and rule-breaking browser extensions. It automatically blocks bad actors and cancels commissions, tracking coupon codes and trademark usage to reduce affiliate fraud losses.

1 investor

Marcus Thomas LLC is a full-service, integrated advertising agency offering creative, media, public relations, social media, and digital strategy and technology services. It operates with offices in Cleveland and Cincinnati, Ohio, as well as Buenos Aires, Argentina, and Santiago, Chile.

1 investor

Marin Software is developing AI-driven performance marketing technology that plans and optimizes advertising campaigns. The company appears to be undergoing an acquisition, with shareholder inquiries directed to an administrator.

1 investor

Markerly is an influencer marketing agency that connects brands with vetted, authentic influencers to build audience communities and run campaigns. It offers campaign management services aimed at brands seeking relevant creator partnerships.

1 investor

MarketCast provides ad testing and measurement solutions that predict and validate advertising creative performance across CTV, social, digital, and linear platforms. It serves advertisers and brands, offering research and behavioral data to assess ad resonance, brand lift, and campaign impact.

1 investor

Mars Studios is a mobile app growth and marketing agency offering app store optimization, paywall and funnel optimization, paid ads management (Apple Search Ads, Meta, TikTok, Google), influencer marketing, and ad creative production. It works with mobile app publishers to increase their apps' revenue.

1 investor

Massive Dynamic is an AI platform that helps media professionals coordinate large-scale digital advertising campaigns, handling tasks such as analysis, QBR preparation, media mix modeling, and campaign setup. It works within existing tools like Slack and email and offers enterprise data governance for advertisers.

1 investor

Match2One offers a programmatic advertising platform that lets marketers run display and native ad campaigns aimed at driving conversions and ROAS. It includes AI-driven ad placement optimization, contextual and retargeting campaigns, a Creative Studio for building ads, and transparent performance reporting.

1 investor

MEA is a full-service digital product lab that builds mobile apps, websites, custom software, and branding, advertising, and media campaigns for brands. It has delivered hundreds of app and website projects for clients including T-Mobile, Kodak, Levi's, Samsung, and several New Zealand universities.

1 investor

Media.net operates a global sell-side platform (SSP) that connects publishers, advertisers, and users, helping independent media owners monetize premium content across omnichannel environments. It builds curation and monetization tools for publishers and omnichannel optimization for advertisers and agencies, including in cookie-constrained settings.

1 investor

Media Frankfurt sells premium advertising placements at major German airports, marketing airport ad space to reach millions of passengers. It offers products such as SkyConnect for airport advertising campaigns in Germany.

1 investor

MediaAlpha operates a technology platform and marketplace for customer acquisition in the insurance sector, connecting carriers, independent agents, and advertisers with prospective customers across verticals such as property & casualty, health, Medicare, and life insurance. It offers real-time, transparent buying and pricing controls, managed services, and custom integrations to help clients manage acquisition costs relative to customer lifetime value.

1 investor

MediaBrains operates a network of industry-specific B2B trade directory websites that connect business buyers with vendors, products, and services. It provides sellers with directory listings, targeted marketing, lead generation, listing analytics, and reputation management tools.

1 investor

MediaJel is an advertising platform for regulated industries such as cannabis, letting marketing teams plan, launch, and measure programmatic ad campaigns across websites, mobile apps, CTV, and digital out-of-home while automating compliance with age and location restrictions. It offers audience-building, attribution and analytics tools, and self-serve, full-service, or white-label options for brands and agencies.

1 investor

Mediarithmics provides a customer data platform (CDP) that consolidates data sources and enables real-time segmentation and activation across marketing and media partners using deterministic ID resolution technology. The platform serves marketing teams and organizations seeking to maximize ROI from their data-driven activities.

1 investor

Mediar Solutions is an AI platform that uses existing in-store CCTV cameras and computer vision to anonymously track shopper behavior and deliver closed-loop attribution and incrementality metrics for retail media. It serves retailers and CPG brands looking to measure and optimize in-store marketing and trade investments.

1 investor

Mediazone operates a publisher network in Turkey, offering advertising sales, ad-tech, data analytics, and monetization services that connect publishers with direct advertisers and RTB networks. It invests in and owns digital media and gaming companies, providing shared technology, data, and sales resources across its portfolio brands.

1 investor

Mercator.ai provides AI-driven lead generation solutions for contractors and construction professionals. The platform helps users identify real projects earlier and qualify opportunities to accelerate sales cycles.

1 investor

Merkle provides customer experience management and marketing services, helping enterprises align their technology strategy with business goals and deliver personalized, unified brand experiences across customer touchpoints. It focuses on driving customer engagement and long-term relationships for its business clients.

1 investor

Message in a Window manages storefront window displays across France, handling stickers and window graphics (vitrophanie) including measurement, installation, and photography. It works with a network of local partners and clients such as retailers, chains, and brands.

1 investor

MessageWrap provides checkout-lane advertising and messaging products that turn the point-of-sale area in retail stores into a promotional touchpoint, used to promote loyalty programs, e-commerce, lottery sales, retail media, and payment/credit card sign-ups. It serves retailers and grocery chains looking to increase sales and customer loyalty at checkout.

1 investor

Meteora operates a Demand-Side Platform (DSP) that enables brands to purchase and manage programmatic display advertising across thousands of websites and apps through real-time bidding and automated auctions. The platform processes over 500,000 ads per second and offers geo-fencing, first-party data layering, and real-time reporting for advertisers.

1 investor