Marketing Tech Startups

Castled.io enables marketers to segment customers and send targeted engagement campaigns directly from their cloud data warehouse (BigQuery or Snowflake) without replicating customer data into a separate platform.

1 investor

Castrum Work is a marketing agency serving crypto and Web3 projects, offering full-stack services such as branding, media, and go-to-market support. It works with clients across areas including DeFi, NFTs, GameFi, ICOs, and the metaverse.

1 investor

Castrum Social is a social media marketing agency that connects crypto project owners with local influencers, KOLs, and community moderators (on YouTube, Twitch, Telegram, Discord, Instagram, and Twitter) to run localized influencer marketing campaigns. It focuses on blockchain and crypto startups, working with promoters across regions including Germany, India, the Philippines, Indonesia, Nigeria, Japan, Malaysia, and South America.

1 investor

Catalina operates a retail media and marketing platform in Japan built on first-party purchase data, partnering with over 120 retail companies across more than 10,000 stores and collecting roughly 500 million receipt records monthly. It uses this purchase data to provide targeting, insights, and evidence-based marketing strategies for manufacturers and retailers.

1 investor

Catch is an in-store retail media platform that turns physical store traffic into a monetizable advertising channel, personalizing shopper experiences and delivering targeted content in real time without collecting personal data. It offers closed-loop measurement for retailers and CPG brands to connect online and offline shopping behavior.

1 investor

Cavai builds interactive and privacy-focused digital advertising solutions designed to create ads that work with or without user data. It serves brands and advertisers in the digital advertising industry.

1 investor

A platform that connects game publishers with influencers, key opinion leaders, and gaming communities to drive user acquisition and growth through performance-based marketing campaigns. It provides tools for campaign management, analytics, and conversion tracking across a network of over 3,000 affiliates.

1 investor

Celebrus provides a first-party behavioral data capture and real-time identity resolution platform that builds customer profiles from web, mobile, kiosk, server, and offline interactions without tags or pixels. It serves marketing personalization, fraud detection, and digital analytics teams, feeding enriched, privacy-compliant profiles into existing martech and fraud tech stacks.

1 investor

Cello is a referral platform that lets software companies add user referral programs inside their products, handling sharing, attribution, billing, payouts, and administration. It integrates with payment providers like Stripe as well as CRM and RevOps tools, and offers real-time performance tracking with enterprise-grade security and compliance.

1 investor

Cellr provides a no-code platform that turns physical brand interactions and product touchpoints into measurable digital experiences, offering features such as competitions, loyalty, redemptions, brand protection, and real-time engagement analytics. It serves brands across multiple industries including beverage, FMCG, sports and entertainment, apparel, cosmetics, and pharmaceutical.

1 investor

Centerfield is a marketing and customer acquisition company that uses proprietary technology and first-party data to run digital media buying and advertising campaigns for clients. It operates from offices in Los Angeles and Boston with remote staff.

1 investor

Ceros is a platform that enables brands to create interactive and engaging digital content experiences designed to drive higher engagement and conversion metrics. The product serves B2B marketers seeking to differentiate their content and increase audience consumption through captivating, clickable experiences.

1 investor

CETIS-ZG d.o.o. provides business communication and direct marketing services including variable document printing, enveloping/mailing, and identity management and document issuance solutions. Part of the Slovenian CETIS group, it serves companies in the Croatian market by combining print and digital media.

1 investor

ChainJet provides a Web3 messaging and marketing platform that lets businesses reach customers directly through their crypto wallets via apps like Coinbase Wallet, Converse, Lens Protocol, and XMTP. It offers AI-powered chatbots, wallet-based messaging campaigns, notifications, and audience segmentation based on wallet identity, blockchain activity, and POAPs.

1 investor

An independent freelance web designer and developer offering website design and development, logo and branding, and animation services to brands and businesses. Operated by a single practitioner based in Hove, Brighton.

1 investor

Magnite operates an independent sell-side advertising technology platform that connects media owners with advertisers, with a focus on programmatic supply and connected/streaming TV (CTV). It provides publishers with tools and direct integrations to monetize inventory across CTV and other digital formats at global scale.

1 investor

Channel Factory operates an AI-powered contextual advertising platform that curates brand-suitable channels and videos for video ad campaigns across YouTube, Meta, TikTok, and CTV. It serves brands and agencies with campaign planning, targeting, real-time optimization, and brand suitability controls to improve ROI and reduce reputational risk.</parameter> <parameter name="founders">[]

1 investor

Channel Ready provides lifecycle marketing services that align sales and marketing efforts across customer growth phases, including customer education and content creation to build brand advocates.

1 investor

ChannelMeter offers a creator management platform that handles onboarding, contracts, analytics, sales, and automated payouts for the networks, brands, and collectives that work with content creators. It serves the creator economy globally, supporting payment processing across multiple currencies and countries.

1 investor

Chargy is a Spanish data-driven company that offers a marketing channel through free mobile charging stations ("Chargy Marketing"), letting brands collect consumer data and deliver digital content such as surveys, promotional videos, and ads. It targets venues like restaurants, hotels, airports, shopping centers, and universities, providing business intelligence and real-time communication with customers.

1 investor

trbo is a website personalization platform that delivers real-time, AI-driven personalized experiences across digital customer journeys for ecommerce and B2B businesses. The platform provides content personalization, product recommendations, guided selling, AI-powered search, and shopping assistant capabilities.

1 investor

ChatFeatured is an AI-search optimization (AEO) platform with an autonomous agent that reverse-engineers what large language models cite, identifies content gaps, writes and publishes articles, and tracks brand visibility, citations, and sentiment across AI engines like ChatGPT, Perplexity, Gemini, and Grok. It serves marketing teams, CMOs, and agencies, and includes a CMS purpose-built for AI search with lead capture and structured data generation.

1 investor

ChatLabs is a creative studio platform that generates studio-quality product photos, lifestyle visuals, ads, and product detail page assets from a single product upload within a branded workspace. It serves creative and marketing teams at fashion and commerce brands for producing visuals across campaigns, ecommerce, social, and advertising.

1 investor

Cheers builds a platform that measures and improves how local service businesses appear to AI recommendation engines like ChatGPT and Gemini, analyzing their websites, reviews, listings, and structured data. It combines software with scoped execution and point-of-service tools (NFC taps, QR codes, tracked links) for local service operators ranging from single-location businesses to multi-location brands.

1 investor