Top Real Time Startups in 2026

Slack is a messaging platform for teams that brings all communication together, creating a single unified archive accessible through powerful search. Launched in February 2014, Slack is the fastest growing B2B application ever and used by over 3 million daily active users.

Movable Ink scales content personalization for marketers through data-activated content generation and AI decisioning. The world’s most innovative brands rely on Movable Ink to maximize revenue, simplify workflow and boost marketing agility. Headquartered in New York City with close to 600 employees, Movable Ink serves its global client base with operations throughout North America, Central America, Europe, Australia, and Japan.

Lob is building a suite of APIs for the enterprise. Built with developers in mind, Lob provides tools that allow businesses to build scalable and powerful applications. The most popular API is a print and mail API that enables companies to send postcards, letters, checks, and more as effortlessly as sending emails. Lob is based in San Francisco, CA and is venture backed with over 6000 customers including Intuit, Square, and Counsyl. Find out more about Lob and what we’re up to by following our blog: lob.com/blog and visiting our website: lob.com. 

We provide self-service advertising software for brands of all sizes. The SteelHouse Advertising Suite provides marketers with everything they need to build their own ads then launch re-targeting and prospecting campaigns through display, mobile, native, and social media. Our solutions give advertisers total transparency and complete control over their campaigns – all with the fastest go-live in the industry. Thousands of top brands have partnered with us, including Virgin America, TUMI, Staples, Beachbody, and others. Nothing has a bigger advertising impact than television, which is why we have transformed it into the next great performance channel. Unlock Connected TV’s performance potential with SteelHouse Performance TV.

Poshmark is the largest community marketplace for fashion where any woman can buy, sell and share her personal style. With millions of shoppers and over 700,000 sellers, Poshmark brings together a vibrant community of women everyday to express themselves and share their love of fashion. The company has made it so simple to sell your style that the Poshmark community uploads over two million dollars worth of inventory into the marketplace every day - right from their phones.

Through its Native Parallel Graph™ technology, our TigerGraph™ graph platform represents what’s next in the graph database evolution: a complete, distributed, parallel graph computing platform supporting web-scale data analytics in real-time. We fulfill the true promise and benefits of the graph platform by tackling the toughest data challenges in real time, no matter how large or complex the dataset. TigerGraph supports applications such as IoT, AI and machine learning to make sense of ever-changing big data. Our proven technology is used by customers including China Mobile, Intuit, Wish, and Zillow.

Recorded Future arms security teams with threat intelligence powered by patented machine learning to lower risk. Our technology automatically collects and analyzes information from an unrivaled breadth of sources and provides invaluable context that’s delivered in real time and packaged for human analysis or instant integration with existing security technology.

Figma is the first professional-grade, online tool created specifically for interface design. The tool is based entirely in the browser and enables teams to collaborate in real-time. It offers the speed and stability of powerful design programs like Adobe with the versatility and collaborative flexibility of online apps like Google Docs. With Figma the design process is shareable across teams, no matter where the members are located.

In an important time for truth in journalism — and in a world where readers find content in distributed ways — Chartbeat enables media organizations to understand and harness genuine audience engagement. As the analytics partner for more than 50,000 leading media sites around the globe, Chartbeat tracks what people are reading on a second-by-second, pixel-by-pixel basis on each site, article and page. Our content intelligence tools and quality metrics go beyond clicks and pageviews so you can understand reader engagement — the amount of time users spend actually reading content. This helps you value your best stories and ensure they thrive across platforms and devices.

Dataminr detects the earliest signals of relevant, high-impact events and emerging risks from publicly available information, generating real-time alerts that address real-world problems for real impact. With Dataminr, private and public sector customers around the globe can know critical information first, respond with confidence, and manage crises more effectively.