AdTech Startups

Shareaholic offers a website tool that displays related content or products to site visitors, aiming to reduce bounce rate and increase page views, conversions, and time on site. It targets website publishers and operators looking to improve engagement and SEO metrics.

2 investors

Shoelace is a growth marketing agency that runs paid advertising and marketing campaigns across channels including Meta, Google, YouTube, TikTok, and email. It offers case studies, playbooks, and a glossary library for marketing teams.

2 investors

SimplicityDX provides infrastructure that extracts data from creator content and product recommendations to help brands win visibility with AI-powered search engines and shopping bots across social media and modern purchase paths. The platform serves eCommerce brands navigating the shift from keyword search to AI-mediated discovery.

2 investors

Sketchnote provides tools for advertising agencies to manage social media campaigns, ad performance tracking, and agency operations in a unified platform.

2 investors

Skettt is a talent-subscription service that lets companies license the likeness and promotional assets of over 5,000 talents from a monthly fee, with partnerships across more than 150 talent agencies in Japan. It also offers AI-assisted planning and production, TV commercial casting, asset editing (cropping, wardrobe color changes, GIFs), and multi-format usage across online and offline advertising.

2 investors

SmartCommerce operates Click2Cart, a technology that turns product mentions across media and brand websites into one-click, direct-to-cart links routing high-intent shoppers to in-stock retailer carts. It serves consumer brands and marketers, using inventory-aware routing across large SKU catalogs to convert discovery moments into retail purchases.

2 investors

Sonic SVM operates an Attention Capital Market that captures on-chain and off-chain user actions (views, clicks, social activity, wallet connections, staking, transactions) via oracles and converts them into attention scores that unlock protocol-level rewards. It offers infrastructure and analytics for developers, institutions, and individuals building on the Solana Virtual Machine.

2 investors

Sounder provides AI-powered audio analysis for podcasts, identifying topics at the marker level and pairing them with contextual targeting and brand-suitability scoring based on GARM and IAB standards. It serves advertisers and publishers with tools for ad monetization, brand safety verification, and promotional asset generation, integrating with podcast CMS and ad stacks.

2 investors

Soundpays develops an ultrasonic-based mobile commerce platform designed to enable instant transactions and engagement without friction at the point of intent. The platform targets enterprises and organizations in live music, sports, entertainment, and retail sectors seeking to eliminate delays in consumer transactions.

2 investors

SPH Media is a Singapore-based news and lifestyle media organisation that publishes multiple editorial brands and offers advertisers multi-platform advertising solutions. It reaches a mass audience of Singaporean readers daily.

2 investors

Spiralytics is a digital marketing agency that provides performance-based marketing strategy and analytics-driven campaign optimization. The company serves businesses looking to improve lead generation and customer acquisition through data-informed marketing decisions.

2 investors

Spotter invests capital in top long-form YouTube creators and connects brands with those creators' engaged audiences. It operates in the creator economy, working with YouTube talent and advertisers.

2 investors

Spotwise builds an agentic platform for commercial radio broadcasters that turns on-air ad signals into sales actions—identifying buyers, drafting pitches, and updating the pipeline for sellers to review. Built in Latvia, it operates across Europe and is used by broadcasters in 14 countries.

2 investors

Springboards is an AI platform built for advertising and marketing teams to generate a wider range of creative ideas rather than converging on a single likely answer. It offers tools for brainstorming, shared canvases, and team collaboration, and can be customized with a team's briefs, channels, and standards.

2 investors

Standard Media Index provides advertising revenue data and forecasting models to institutional investors, asset managers, hedge funds, and private equity firms to enhance financial models and predict tech company ad revenue performance.

2 investors

Station was a service to help creators find new revenue and is now part of SpotsNow, which connects shows with advertisers to fill ad space and get paid. The page states Station is pausing operations while being integrated into SpotsNow's ad-focused platform.

2 investors

StickEarn is an advertising technology platform that combines out-of-home (OOH) and digital advertising to help brands reach and engage customers in Indonesia. The company provides data-driven campaign management and performance measurement across major cities.

2 investors

Stingray Group is a media and entertainment company that operates a large retail audio advertising network, in-store business solutions (music, displays, content), radio broadcasting, and streaming/distribution platforms, serving millions of consumers and businesses globally through curated audio and video content across multiple formats.

2 investors

A video platform aggregating highlights from 250+ premium content partners and major sports leagues, offering exclusive web distribution rights to curated entertainment, lifestyle, business, news, travel, and finance content.

2 investors

Digiday is a media publication covering the digital advertising, marketing, and media industries, producing news, briefings, podcasts, and research reports. It serves marketing, media, and advertising professionals with coverage of topics such as creator marketing, media buying, streaming/TV advertising, and publisher strategy.

2 investors

Swish provides an advertising technology platform that automates product sampling for consumer packaged goods brands and grocery retailers, replacing traditional sampling methods.

2 investors

Swivel is an operational platform for ad tech professionals, built by industry veterans focused on simplifying ad operations complexity.

2 investors

Syft automates multi-channel lead activation by triggering personalized campaigns across email, LinkedIn, Slack, and advertising the moment a qualified prospect is identified. The platform serves sales and marketing teams seeking to accelerate lead routing and engagement without manual intervention.

2 investors

Synapbox is a creative testing platform that combines AI-powered audience intelligence with human analysis to measure attention, emotion, and recall on ads, video, trailers, and product concepts. It delivers frame-by-frame feedback and Keep/Improve/Remove recommendations for marketing, entertainment, and product teams within 48–72 hours.

2 investors