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 is home to 41 venture capital and private equity investment firms tracked by Goldilocks AI, making it a notable investment firm hub in the United States. The most active by portfolio size are Madrona Venture Group, Maveron, and Frazier Healthcare Partners.
AI dominates the investment landscape in Seattle, with 37% of investment firms focused on this sector.
Seattle is a particularly strong hub for early-stage investing, with over 90% of investment firms active at the Seed or Pre-Seed stage.
Last updated: 20 October 2026
Investment Firms
41
Total Investments
1,226
Top Sector
AI
Top Stage
Series A
Top Investment Sectors in Seattle
The most popular sector focus among Seattle investment firms is AI, with 15 investment firms (37%) investing in the space. This is followed by Healthcare (14), Consumer (12), Biotech & Life Sciences (9), SaaS (8).
Investment Stages in Seattle
Seattle investment firms are most active at the Series A stage (38 investment firms). This is followed by Seed (37), Series B (30), Series C (18), Pre-Seed (17).
Showing 1–36 of 41 investment firms
Madrona Venture Group
Seattle, Washington, United States
237 investments
Series A, Seed
AI, Biotech & Life Sciences, Consumer …
Maveron
Seattle, Washington, United States
120 investments
Series A, Seed
Consumer
Frazier Healthcare Partners
Seattle, Washington, United States
72 investments
Series B, Series A
Healthcare, Biotech & Life Sciences
Amazon Alexa Fund
Seattle, Washington, United States
60 investments
Series B, Series A
AI, Hardware & Semiconductors, Media & Entertainment …
FUSE
Seattle, Washington, United States
51 investments
Seed, Series A
Enterprise Software, AI, Cybersecurity …
Amazon.com Inc.
Seattle, Washington, United States
46 investments
Growth, Series C
E-Commerce & Marketplace, Infrastructure & Cloud, Logistics & Supply Chain …
Ascend
Seattle, Washington, United States
45 investments
Seed, Pre Seed
AI, SaaS, Data & Analytics …
Flying Fish
Seattle, Washington, United States
41 investments
Seed, Series A
AI
Founders' Co-op
Seattle, Washington, United States
41 investments
Seed, Series A
Enterprise Software
Essence VC
Seattle, Washington, United States
40 investments
Seed, Series A
Developer Tools, Data & Analytics, Infrastructure & Cloud …
Pioneer Square Labs
Seattle, Washington, United States
39 investments
Seed, Series A
Enterprise Software, Consumer, Fintech …
Providence Ventures
Seattle, Washington, United States
38 investments
Series A, Series B
Healthcare
Gates Foundation
Seattle, Washington, United States
36 investments
Series A, Series B
Healthcare, Food & Agriculture, Education …
WRF Capital
Seattle, Washington, United States
31 investments
Seed, Series A
Biotech & Life Sciences, Healthcare, SaaS …
Amazon Climate Pledge Fund
Seattle, Washington, United States
28 investments
Series A, Series C
Climate & Energy, Mobility & Transportation, Manufacturing …
Argonautic Ventures
Seattle, Washington, United States
24 investments
Series A, Seed
AI, Biotech & Life Sciences, Crypto & Web3 …
SpringRock Ventures
Seattle, Washington, United States
24 investments
Series A, Series B
Healthcare, SaaS, Enterprise Software …
Amazon Industrial Innovation Fund
Seattle, Washington, United States
22 investments
Seed, Series A
Logistics & Supply Chain, Robotics & Automation, Manufacturing
Unlock Venture Partners
Seattle, Washington, United States
20 investments
Seed, Series B
AI, Gaming, Crypto & Web3 …
Alliance of Angels
Seattle, Washington, United States
20 investments
Seed, Series A
SaaS, AI, Biotech & Life Sciences …
Pivotal Ventures
Seattle, Washington, United States
19 investments
Series B, Series A
Healthcare, Social & Community, Consumer
WestRiver Group
Seattle, Washington, United States
16 investments
Series B, Seed
Enterprise Software, Consumer, Climate & Energy …
Graham & Walker
Seattle, Washington, United States
15 investments
Seed, Pre Seed
Consumer, Healthcare, SaaS
SeaChange Fund
Seattle, Washington, United States
12 investments
Seed, Series A
AI, Healthcare, Robotics & Automation
Second Avenue Partners
Seattle, Washington, United States
11 investments
Series B, Seed
Consumer, Climate & Energy, Media & Entertainment
Bloccelerate VC
Seattle, Washington, United States
10 investments
Series A, Seed
Crypto & Web3
Columbia Pacific Advisors
Seattle, Washington, United States
10 investments
Series A, Series B
PropTech
Biomatics Capital
Seattle, Washington, United States
10 investments
Series A, Series B
Healthcare, Biotech & Life Sciences
AI House
Seattle, Washington, United States
10 investments
Seed, Pre Seed
AI
DiamondStream Partners
Seattle, Washington, United States
10 investments
Series A, Series B
Mobility & Transportation, Defense & Space, Travel & Hospitality
Zillow
Seattle, Washington, United States
8 investments
Seed, Series C
PropTech
Data Tech Fund
Seattle, Washington, United States
7 investments
Series A, Seed
AI, Data & Analytics
Stepchange
Seattle, Washington, United States
7 investments
Seed, Series A
Climate & Energy, Infrastructure & Cloud, Mobility & Transportation …
Swizzle Ventures
Seattle, Washington, United States
7 investments
Pre Seed, Series A
Healthcare, Fintech, Consumer
Breakers
Seattle, Washington, United States
7 investments
Seed, Pre Seed
SaaS, Consumer
Kin
Seattle, Washington, United States
6 investments
Series B, Series A
Enterprise Software, Logistics & Supply Chain, Healthcare …
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