Top Tech Startups in Seattle, WA in 2026

Pulley is the first dedicated platform for construction permitting. Our purpose-built workflows, localized requirements and embedded expertise help developers, contractors, and architects get permits faster, removing a costly bottleneck to construction. Across dozens of markets, leading builders trust Pulley to permit everything from single-family homes to complex commercial projects.

Siena AI is a developer of an autonomous chat platform that aims to transform the way it runs and interacts with consumers by combining human empathy and intelligent automation. The platform provides capabilities such as product information, order tracking, address changes, returns and product exchanges, subscription and retention management, allowing firms to conduct customer care and social media interactions autonomously.

Built for the most demanding enterprise workloads, from AI and HPC simulations to Splunk Observability, genomics and PACS medical imaging, geospatial datasets, media editing and rendering, and video surveillance, the Qumulo Data Platform unlocks the full power of an organization’s information. It is a unified global file system solution that spans data centers, edge, and public clouds, enabling efficient, accelerated computing and extending the reach of data unbound by protocol or transport limitations.

Sukhi translates to “Happiness” in Sanskrit. We promote just that. Our mission is to foster an inclusive, culturally-relevant wellness community that enhances physical, mental, emotional well-being. We operate at the intersection of diversity, equity, and inclusion and wellness. It’s a big task—helping our clients navigate the complexities of being human while improving employee satisfaction. US corporations experience $500B in lost revenue (200 million workdays) annually due to lost productivity. Increasing rates of burnout and a disconnect from workplace culture are the driving forces behind this loss.Through our digital platform known as the Biome, we improve workplace culture and wellness through live workshops and on demand content. Sukhi aims to lessen the effects of burnout while fostering a sense of workplace community in the rapid shift to remote work. We're in the business of happiness and invite you to join!

Every day, every minute millions of products from the world's leading retailers and brands are being listed, found, sold and delivered through CommerceHub. The next generation of retail will be fueled by innovation, efficiency, personalization and outstanding customer service – made possible by best-in-class strategic partnerships. CommerceHub is the key

We’re giving the power of digital advertising to the people. Our job is to ensure that anyone has the tools they need to make their voice heard online. We’re a team of technologists, nonprofit leaders, and entrepreneurs driven by purpose and committed to the free exercise of our human agency.

With our artificial intelligence combining with sensors, we provide the closest to human-like ability of a monitoring system, giving seniors safety, privacy and dignity. Our product comes with an app that keeps a behavioral history of your loved ones at their residence, providing moment-to-moment records and predictions warning you of potential dangers ahead of time. Unlike conventional safety devices which are worn as a pendant, AEYESAFE monitors an individual from a distance indoors using AI sensors technology, keeping user privacy and dignity.

An InsurTech company making lives easier with artificial intelligence.

Soda is a VC-backed, high-growth yet sustainable, software company. Founded in 2017, we have a team of 35 people spread across the world, but with a majority in Europe. We build tools, in open-source and on the Cloud, that manage data quality and enable organisations to trust their data. Our users are both technical and not, ranging from Data Engineers to Business Analysts.