Top Marketing Automation Startups in London, United Kingdom

Tray.io is a low-code, cloud-first approach to automation. We've built a scalable, resilient, and secure platform that transforms fragmented process into powerful business outcomes. Using the Tray platform, organizations can connect their entire cloud stack using APIs, and thanks to a visual workflow builder, customers can easily create automations that drive their business processes using clicks or code. Our focus is currently on the automation and integration of cloud software, but our bigger goal is to build a platform that is use-case agnostic and supports creating all kinds of software. Our challenge is to build a cutting edge product that is powerful and complete while also being beautiful and easy to use.

Tapcart is a SaaS platform that enables ecommerce merchants to launch and manage mobile apps for their brand. As the market leader in mobile ecommerce, we focus on providing great experiences for our customers and for mobile shoppers worldwide. Our platform powers the mobile apps of some of the largest shopping brands, including Fashion Nova, Chubbies, The Hundreds and many more. We are inspired by the future. We work to inspire the future. Recently featured at Shopify UNITE, Google I/O and in The Verge, Tapcart is trusted by over 5,000 brands to launch and manage their mobile apps.

Intercom is the world’s first customer platform helping internet businesses accelerate growth. Thanks to the internet, the way people communicate is drastically different than it was 10, even 5 years ago. Messengers like WhatsApp have become the preferred mode of communication in every aspect of consumers’ lives, and now that switch is happening with businesses too. Intercom builds a suite of messaging-first products that all modern internet businesses can use to accelerate growth across the customer lifecycle- from acquisition, to engagement, and support. Today more than 25,000 businesses, including New Relic, Sotheby’s, and Shopify, use Intercom to connect with a billion unique people worldwide.

Braze is the leading customer engagement platform that empowers brands to Be Absolutely Engaging™. Braze helps brands deliver great customer experiences that drive value both for consumers and for their businesses. Built on a foundation of composable intelligence, BrazeAI™ allows marketers to combine and activate AI agents, models, and features at every touchpoint throughout the Braze Customer Engagement Platform for smarter, faster, and more meaningful customer engagement. From cross-channel messaging and journey orchestration to Al-powered decisioning and optimization, Braze enables companies to turn action into interaction through autonomous, 1:1 personalized experiences. The company has been consistently recognized as a Leader in marketing technology by industry analysts, and was named a G2 “Best of Marketing and Digital Advertising Software Product” in 2026. Braze was also named a 2026 Best Places to Work by Built In, a 2025 America’s Greenest Companies by Newsweek, and a 2025 Fortune Best Workplace in Technology™ by Great Place To Work®. The company is headquartered in New York with 15 offices across the Americas, EMEA, and APAC. Learn more at braze.com.

Showpad delivers the world’s most intuitive sales enablement platform, one that increases the effectiveness of your content by making it incredibly easy to find, present, share, and measure. Our platform enables organizations to equip their customers, partners, and sales reps with the right content at the right time, anywhere and from any device. Unlike traditional file sharing or content management systems, Showpad is the only platform that allows you to effortlessly present and distribute your content in a branded environment to all channels, over the cloud, and easily measure its impact on the business. With Showpad, sales and marketing teams work better together to advance conversations, inspire loyalty, and accelerate your business. Deploy Showpad quickly, and scale as your company and content grow.