beehiiv is a newsletter platform founded by ex-Morning Brew engineers. It provides an all-in-one infrastructure for creators and publishers to build, grow, and monetize newsletters, websites, and podcasts. Unlike competitors like Substack, beehiiv does not take a revenue cut from creator subscriptions, instead monetizing through flat SaaS fees and its native ad network. It powers over 130,000 newsletters and generates over $30M in annual revenue.
Retool is an AI-native low-code platform that enables developers and businesses to rapidly build internal software — dashboards, admin panels, CRUD apps, workflows, and more — by connecting to any database or API. Founded in 2017 by David Hsu and Anthony Guo and backed by Sequoia Capital and Y Combinator, Retool has grown to serve 10,000+ companies and has facilitated the creation of 500,000+ apps, with a $3.2B valuation and ~$120M ARR as of 2025. The company is pushing hard into AI with products like Retool Agents, Workflows, and AppGen, positioning itself as the platform for enterprises replacing off-the-shelf SaaS with custom internal software.