All Rankings

Top 100 AI Startups in Seattle 2026

The most-funded artificial intelligence and machine learning startups headquartered in Seattle, ranked by total capital raised.

Known total funding for 100 of 100 ranked companies: $3.9B.

Showing top 100 matching companies · Ranked by total funding raised

Use company data through the API.
Example request
curl "https://indexed.vc/api/v1/companies?industries=Artificial+Intelligence,Generative+AI,Machine+Learning&countries=United+States&cities=Seattle&operatingStatus=active&sort=total_funding_raised&order=desc&limit=100" -H "X-API-Key: YOUR_API_KEY"

The API has no company type filter, so public companies can appear; this list counts private companies only.

The API cannot leave out companies whose latest round is a grant, private equity or debt financing; this list does.

Data from Indexed.vcUpdated

Methodology: up to 100 active companies matching this list's filters are ordered by disclosed total funding in USD. Companies whose latest round is one of: Grant, Private Equity, Debt Financing are excluded. Totals include recorded grants and other qualifying funding, not just equity. Open a company profile for its funding summary and available detail. How this data is built.

51
Balena

Platform to develop, deploy, and manage fleets of IoT and edge devices for developers and organiz...

Seattle, United States51–200Artificial Intelligence, DevOps
Growth EquityTotal funding$14.4MJan 2026
52
CalmWave

Using AI to empower nurses, everywhere

Seattle, United States1–10Artificial Intelligence, Healthcare
Extension RoundTotal funding$13.7MJun 2025
53
CueZen

Generative AI personalization engine for digital health enterprises, delivering hyper-personalize...

Seattle, United States11–50Artificial Intelligence, Healthcare
SeedTotal funding$12.0MMay 2025
54
Meadow AI

Meadow AI provides an AI co-manager that flags issues needing attention, helping teams stay ahead...

Seattle, United States1–10Artificial Intelligence, SaaS
SeedTotal funding$11.5MSep 2026
55
Kamiwaza

AI orchestration

Seattle, United States11–50Artificial Intelligence, Developer Tools
Pre-seedTotal funding$11.0M
56
Vieu

Vieu builds a continuously maintained business relationship graph, combining signal sources into ...

Seattle, United States11–50Artificial Intelligence
SeedTotal funding$11.0MOct 2024
57
Kaito

Crypto AI infrastructure

Seattle, United States11–50Artificial Intelligence, Crypto & Web3
Series ATotal funding$10.8MJun 2023
58
Clearly AI

Clearly AI helps product, security, and privacy teams automate document analysis, threat modeling...

Seattle, United States1–10Artificial Intelligence, Cybersecurity
SeedTotal funding$10.5MFeb 2026
59
ShowDigs

ShowDigs builds AI-powered leasing software that automates showings, scheduling, and tenant scree...

Seattle, United StatesArtificial Intelligence, PropTech
Extension RoundTotal funding$10.4MFeb 2022
60
Avante

Avante is an AI-native benefits intelligence platform helping employers manage and optimize emplo...

Seattle, United States1–10Artificial Intelligence, Healthcare
SeedTotal funding$10.0MJan 2024
61
Groundlight

Computer vision platform enabling image interpretation via natural language with minimal code.

Seattle, United States11–50Artificial Intelligence, Computer Vision
SeedTotal funding$10.0MApr 2023
62
HouseWhisper

AI-powered assistant for real estate agents that syncs with CRMs to handle lead follow-up, tasks,...

Seattle, United States1–10Artificial Intelligence, SaaS
SeedTotal funding$10.0MFeb 2025
63
Synthesize Bio

AI-powered virtual human modeling platform that predicts gene expression and tissue responses to ...

Seattle, United States11–50Artificial Intelligence, Biotech
SeedTotal funding$10.0MSep 2025
64
Tektonic

AI-powered revenue operations platform with policy-governed agents for pipeline management and de...

Seattle, United States11–50Artificial Intelligence, Marketing Tech
SeedTotal funding$10.0MJun 2024
65
WellSaid Labs

WellSaid Labs provides an AI voice platform for enterprises, helping brands produce professional ...

Seattle, United States51–200Artificial Intelligence
Series ATotal funding$10.0MJul 2021
66
Clearbrief

Clearbrief is an AI legal-writing platform that finds and hyperlinks verifiable citations to sour...

Seattle, United States11–50Artificial Intelligence, Insurtech
Venture RoundTotal funding$8.7MJun 2024
67
Iridius

Enterprise software startup developing compliance-by-design AI workflows.

Seattle, United States11–50Artificial Intelligence, SaaS
SeedTotal funding$8.6MApr 2026
68
TestSprite

TestSprite writes the end-to-end tests developers never get to, runs them on the live app, and te...

Seattle, United States1–10Artificial Intelligence, DevOps
SeedTotal funding$8.2MOct 2025
69
Rivvun

Enterprise spend recovery AI

Seattle, United States11–50Artificial Intelligence
SeedTotal funding$7.5MJun 2026
70
Expanso

Edge-first platform that processes, filters, and governs enterprise data at source to deliver AI-...

Seattle, United States11–50Artificial Intelligence, Cloud
Corporate RoundTotal funding$7.5MMay 2024
71
Boundary

Boundary builds BAML, the programming language for agents, along with its runtime and tracing lay...

Seattle, United States1–10Artificial Intelligence, Developer Tools
Pre-seedTotal funding$7.0MMay 2026
72
Duranta

Duranta develops Aidan, a foundation vision model for understanding the physical world, through i...

Seattle, United States11–50Artificial Intelligence, HR Tech
SeedTotal funding$7.0MJul 2025
73
Preemptive

Preemptive uses continuous physiology and dedicated nurse guidance to help people act before symp...

Seattle, United StatesArtificial Intelligence, Digital Health
SeedTotal funding$6.4MMar 2024
74
Arkero

AI-native operations platform for sports teams automating gameday planning, ticketing, CRM integr...

Seattle, United States1–10Artificial Intelligence, SaaS
Pre-seedTotal funding$6.0MJan 2026
75
Hearvana

Hearvana develops audio technology for AI assistants, devices, and communication systems, enablin...

Seattle, United States1–10Artificial Intelligence
Pre-seedTotal funding$6.0MNov 2025