Top Tech Startups in Washington, US in 2024

Stripe is a software platform for starting and running internet businesses. Millions of businesses rely on Stripe’s software tools to accept payments, expand globally, and manage their businesses online. Stripe has been at the forefront of expanding internet commerce, powering new business models, and supporting the latest platforms, from marketplaces to mobile commerce sites. We believe that growing the GDP of the internet is a problem rooted in code and design, not finance. Stripe is built for developers, makers, and creators. We work on solving the hard technical problems necessary to build global economic infrastructure—from designing highly reliable systems to developing advanced machine learning algorithms to prevent fraud.

Turo is a car sharing marketplace where guests can book any car they want, wherever they want it, from a vibrant community of local hosts across the US, Canada, the UK, France & Australia. Guests choose from a totally unique selection of nearby cars, while hosts earn extra money to offset the costs of car ownership. A pioneer of the sharing economy and the travel industry, Turo is a safe, supportive community where the car you book is part of a story, not a fleet.

MongoDB is the leading modern, general purpose database platform, designed to unleash the power of software and data for developers and the applications they build. Headquartered in New York, MongoDB has more than 15,000 customers over 100 countries. The MongoDB database platform has been downloaded over 60 million times and there have been more than one million MongoDB University registrations.

Duolingo is the world’s most popular way to learn languages online with over 120 million users. Founded in 2011 by crowdsourcing pioneer Luis von Ahn and Severin Hacker, it is the most downloaded Education app on iOS and Android and has been awarded Apple's iPhone App of the Year and Android's Best of the Best. With the mission to bring ‘free language education to the world, we’re building a future in which the highest-quality education is accessible to all. Our approach is simple — language learning should be fun, personalized, and based on science. Duolingo has raised US $83.3 million to date from investors including Union Square Ventures, New Enterprise Associates, Kleiner Perkins Caufield & Byers, and most recently, Google Capital.

At AngelList, we fundamentally believe in startups. We’re building the definitive platform for startups — where they raise money (angellist.com), build their team (wellfound.com/recruit/overview), and launch their products (producthunt.com).

Foursquare is the leading independent location technology company dedicated to building solutions that help businesses make smarter decisions and developers create more engaging experiences. A pioneer of the geo-location space, Foursquare’s location tech stack is being utilized by the world’s largest enterprises and most recognizable brands, helping them tap into location intelligence to create better customer experiences and smarter business outcomes.

Generate a polished new website in seconds. B12's AI-powered platform provides everything you need to look professional, engage clients, and thrive online, including scheduling, payments, and email marketing. Use built-in AI to instantly draft web pages, blog posts, and emails. Launch for free today or upgrade to work with design experts and unlock additional tools.

WHOOP is the performance optimization system that helps elite athletes and teams win. WHOOP provides athletes, coaches, and trainers with a continuous understanding of strain and recovery to balance training, reduce injuries, and predict performance. The system is currently being used by professional and collegiate athletes, Olympians, and the United States military. At WHOOP our mission is to create a product that makes individuals and teams perform at a higher level through a deeper understanding of their bodies and daily lives.

Altinity is the leading service and software provider for ClickHouse - an open source SQL data warehouse offering industry-leading query speeds on petabyte-scale data. Altinity offers the highest expertise on the market to help customers deploy and run the most demanding analytic applications. We also provide innovative software to manage ClickHouse in Kubernetes, cloud, and bare metal environments.

Chowbus is a food ordering platform which curates featured dishes from selected ethnic restaurants daily and delivers them fresh and hot to your home or office affordably with the tap of your cell phone. We provide dish-centric mobile ordering experience for consumers to easily explore and order authentic ethnic food and we empower local ethnic restaurants with the technology, tools, and marketing to grow their business.