Top Tech Startups in Washington, US in 2026

Zum, the leader in modern, sustainable, and tech-enabled student transportation, also now offers Zum Charter, transportation service that allows teachers, coaches, parents, event planners and others to book vehicles for school-related athletic and field trips, summer camps, sports trips, community and company events and tours, as well as other forms of short- and long-distance travel. Zūm provides one seamless, real-time interface for parents, drivers, schools, districts, administrators, and operators, to transport children safely and with increased visibility and personalized care. The company is headquartered in Redwood City, California. For more information, visit ridezum.com.

CookUnity is the first-ever chef-to-consumer platform. Connecting a diverse group of talented chefs with busy food lovers, we’re elevating the at-home dining experience. On a quest to unlock the world’s best food creators and bring their meals to the masses, CookUnity is home to more than 35 of NYC and LA’s most talented chefs. Through a weekly subscription, consumers can select from a robust and ever-changing menu of handcrafted meals that cater to a wide variety of palates and dietary preferences. Delivering more than 3.5M meals per year and growing 5x YoY, CookUnity is also helping Chefs double their income and build their own teams under their personal brands. Believing that healthy food fuels stronger communities, CookUnity contributes to an ongoing partnership and donation with the Food Bank For New York City, the city’s major hunger-relief organization working to end food poverty across all five boroughs. A growing startup with kitchens in Brooklyn and Los Angeles, CookUnity reaches subscribers throughout the country, with ambitious expansion planned for 2021. Join Us!

One Medical is the fastest growing primary care practice in the country. But this is no ordinary doctor’s office. Everything we do is built around how people live today. From our office experience to the exceptional people we hire to technology that simplifies getting — and giving — care, we’re transforming healthcare and truly changing people’s lives.

Vannevar Labs builds software for the country's most critical national security problems. We are uniquely qualified to succeed in this $740B market; our founders have 30 years of combined experience across national security, government sales and CIA, In-Q-Tel, DoD/JSOC, Harvard, and Stanford. We're supported by a number of VCs, including Felicis, DFJ Growth, Point72, Costanoa, and General Catalyst, amongst others. We believe our military service members and intelligence officers deserve access to the best technology American innovation can offer, and we are building great products for this mission. If you're someone who wants to work with conscientious people on things that matter, we'd love to hear from you!

We’re building a new kind of mental health system Industry-best clinical experiences, better client outcomes, groundbreaking innovation, and access to the highest quality care. This is how we’re raising the bar for the entire industry.

We built a nationwide legal services platform that helps law firms and pro se parties gain access to more efficient, transparent, and accessible legal services that are not traditionally available. Our main services are Service of Process and E-Filing .We currently serve over 2,000 law firms throughout the US, as well as countless pro se parties.

StepSecurity is a US-based cybersecurity startup on a mission to build the best Continuous Integration (CI) / Continuous Deployment (CD) security platform. The StepSecurity founders have 30+ years of industry experience. Our team has built cybersecurity functions at large tech companies such as Microsoft, Uber, and Plaid. We are well funded by Tier 1 VCs with deep experience in Cybersecurity and SaaS. Our platform is trusted by industry leaders such as Google, Microsoft, AWS, and DataDog. Embracing a remote-first work culture, we are headquartered in Seattle, Washington, and offer flexible remote working opportunities.

Sobek AI powers co-innovation networks in life sciences, working with research institutes, governments, and pharmaceutical companies to solve complex challenges across organizational and IP boundaries. We are currently executing on multi-million dollar contracts in R&D for mRNA and RNA vaccines and international public health coordination, with over $10M in funding and grants. Our platform transforms expert knowledge and best practices across a network into actionable guidance and continuous workflow improvement. We enable controlled sharing of emergent learnings and workflow patterns across IP boundaries.

Archesys provides a wide range of technical services and has been doing so for over 20 years, making a significant impact in the areas of organization, culture, and technology in both the private and public sectors. From digital modernization to process management, our team is the go-to resource for various government agencies looking to improve or overhaul their operations.

Gamesight builds technology to help kickass games find commercial success. We do this by empowering game publishers with data so they can better understand their community, players, and game performance. We specialize in Measurement & Attribution, Influencer Activations, Creator Programs, and Creator-Led Playtests, all tailored to meet the unique needs of each game at every stage of its lifecycle.