Investment Firms in Seattle, Washington, United States
A major technology hub anchored by global corporations, its venture capital and startup ecosystem is distinguished by deep strengths in cloud computing, enterprise software, and life sciences, often drawing talent and spinouts from its leading research universities. The community is characterized by a collaborative, product-focused culture that has matured beyond its foundational tech giants. Investment activity is particularly robust in data analytics, fintech, and healthcare, with significant capital flowing into early and growth-stage companies.
Seattle, Washington, United States's investment landscape is shaped by AI, with 41% of its 32 investment firms focused on this sector. The most active by portfolio size are Madrona Venture Group, Maveron, and Frazier Healthcare Partners.
AI dominates the investment landscape in Seattle, with 41% of investment firms focused on this sector.
Seattle is a particularly strong hub for early-stage investing, with over 91% of investment firms active at the Seed or Pre-Seed stage.
Last updated: 9 September 2026
Investment Firms
32
Total Investments
929
Top Sector
AI
Top Stage
Series A
Top Investment Sectors in Seattle
The most popular sector focus among Seattle investment firms is AI, with 13 investment firms (41%) investing in the space. This is followed by Healthcare (12), Consumer (9), Biotech & Life Sciences (8), Enterprise Software (6).
Investment Stages in Seattle
Seattle investment firms are most active at the Series A stage (31 investment firms). This is followed by Seed (29), Series B (24), Series C (15), Pre-Seed (12).
Madrona Venture Group
Seattle, Washington, United States
197 investments
Series A, Seed
AI, Biotech & Life Sciences, Consumer …
Maveron
Seattle, Washington, United States
90 investments
Seed, Series A
Consumer
Frazier Healthcare Partners
Seattle, Washington, United States
82 investments
Series A, Series B
Healthcare, Biotech & Life Sciences
Amazon Alexa Fund
Seattle, Washington, United States
45 investments
Series B, Series A
AI, Hardware & Semiconductors, Media & Entertainment …
FUSE
Seattle, Washington, United States
39 investments
Seed, Series A
Enterprise Software, AI, Cybersecurity …
Amazon.com Inc.
Seattle, Washington, United States
38 investments
Growth, Series C
E-Commerce & Marketplace, Infrastructure & Cloud, Logistics & Supply Chain …
Flying Fish
Seattle, Washington, United States
35 investments
Seed, Series A
AI
Ascend
Seattle, Washington, United States
35 investments
Seed, Pre Seed
AI, SaaS, Data & Analytics …
Essence VC
Seattle, Washington, United States
34 investments
Seed, Series A
Developer Tools, Data & Analytics, Infrastructure & Cloud …
Pioneer Square Labs
Seattle, Washington, United States
31 investments
Seed, Series A
Enterprise Software, Consumer, Fintech …
Gates Foundation
Seattle, Washington, United States
28 investments
Series A, Series C
Healthcare, Food & Agriculture, Education …
Providence Ventures
Seattle, Washington, United States
25 investments
Series A, Series C
Healthcare
Founders' Co-op
Seattle, Washington, United States
25 investments
Series A, Series B
Enterprise Software
Argonautic Ventures
Seattle, Washington, United States
25 investments
Series A, Seed
AI, Biotech & Life Sciences, Crypto & Web3 …
Amazon Climate Pledge Fund
Seattle, Washington, United States
22 investments
Series A, Series B
Climate & Energy, Mobility & Transportation, Manufacturing …
Amazon Industrial Innovation Fund
Seattle, Washington, United States
21 investments
Seed, Series B
Logistics & Supply Chain, Robotics & Automation, Manufacturing
Pivotal Ventures
Seattle, Washington, United States
15 investments
Series B, Series A
Healthcare, Social & Community, Consumer
SpringRock Ventures
Seattle, Washington, United States
15 investments
Series A, Series B
Healthcare, SaaS, Enterprise Software …
WRF Capital
Seattle, Washington, United States
14 investments
Seed, Series B
Biotech & Life Sciences, Healthcare, SaaS …
Unlock Venture Partners
Seattle, Washington, United States
13 investments
Seed, Series B
AI, Gaming, Crypto & Web3 …
WestRiver Group
Seattle, Washington, United States
13 investments
Seed, Series B
Enterprise Software, Consumer, Climate & Energy …
Graham & Walker
Seattle, Washington, United States
12 investments
Seed, Pre Seed
Consumer, Healthcare, SaaS
Second Avenue Partners
Seattle, Washington, United States
10 investments
Series B, Series D
Consumer, Climate & Energy, Media & Entertainment
Alliance of Angels
Seattle, Washington, United States
10 investments
Seed, Series B
SaaS, AI, Biotech & Life Sciences …
Bloccelerate VC
Seattle, Washington, United States
9 investments
Seed, Series A
Crypto & Web3
Data Tech Fund
Seattle, Washington, United States
8 investments
Series A, Seed
AI, Data & Analytics
Zillow
Seattle, Washington, United States
7 investments
Seed, Series C
PropTech
Columbia Pacific Advisors
Seattle, Washington, United States
7 investments
Series A, Series B
PropTech
Biomatics Capital
Seattle, Washington, United States
7 investments
Series A, Series B
Healthcare, Biotech & Life Sciences
SeaChange Fund
Seattle, Washington, United States
7 investments
Seed, Series A
AI, Healthcare, Robotics & Automation
HyperGuap
Seattle, Washington, United States
5 investments
Series A, Seed
Climate & Energy, Healthcare, Education …
DiamondStream Partners
Seattle, Washington, United States
5 investments
Series B, Series A
Mobility & Transportation, Defense & Space, Travel & Hospitality