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Seed Companies in Seattle

Explore 310 seed startups based in Seattle, United States. Access verified founder contact information and fundraising data.

Total Companies
310
Total Funding
$89.5M
Avg Funding
$3.6M
Industries
18

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Artificial Intelligence (AI)
$6.0M
raised

ZAST.AI developes an AI agent that can analyze code logic, identify vulnerabilities, create POCs, and verify exploitability

Jan 2026
Seed

Founder Contacts

30,000+ verified contacts

Aerospace
$4.5M
raised

Building persistent, high-performance infrastructure in the stratosphere.

Jan 2024
Seed

Founder Contacts

30,000+ verified contacts

Database
$9.0M
raised

The database for money.

Jan 2023
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$3.5M
raised

The Operating System for Modern Business Relationships

Jan 2022
Seed

Founder Contacts

30,000+ verified contacts

Information Technology
$3.0M
raised

LifeAt is a productivity platform with focus tools like timers, music, notes, and virtual workspace backgrounds.

Jan 2023
Pre-Seed

Founder Contacts

30,000+ verified contacts

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Information Technology
$6.0M
raised

Arkero is an AI-native platform designed for sports businesses, focusing on planning gamedays, driving renewals, and coordinating teams.

Jan 2026
Pre-Seed

Founder Contacts

30,000+ verified contacts

Health Care
$1.0M
raised

Casera empowers healthcare organizations with innovative case management solutions for better patient care and operational excellence.

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$10.0M
raised

Oumi is a group of academics, developers dedicated to fostering greater transparency and cooperation in frontier AI.

Jan 2025
Seed

Founder Contacts

30,000+ verified contacts

Loyalty Programs
$10.0M
raised

Forum3 is developing the first ever web3-powered universal loyalty platform for consumers and businesses.

Dec 2022
Seed

Founder Contacts

30,000+ verified contacts

Blockchain
$500K
raised

Couch Labs is a fintech company that offers a platform for stablecoin subscriptions.

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Enterprise Applications

Tribute is a knowledge sharing, in Slack and Teams, that unlocks productivity by helping employees problem-solve, just-in-time.

Jan 2023
Seed

Founder Contacts

30,000+ verified contacts

Lifestyle

Scener is the virtual movie theater where you can interact with friends remotely over video chat while watching your favorite programs.

Dec 2021
Seed

Founder Contacts

30,000+ verified contacts

$5.0M
raised

Myosana Therapeutics is a new biotech company developing novel platform technology for non-viral gene delivery.

Dec 2022
Seed

Founder Contacts

30,000+ verified contacts

$3.0M
raised

Keyplay is a software company that focuses on account research to help B2B teams cut waste and improve sales confidence.

Dec 2022
Seed

Founder Contacts

30,000+ verified contacts

Health Care
$12.0M
raised

Pebble Health provides healthcare access for small and medium businesses through health insurance products.

Dec 2022
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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Adventure Travel
$1.5M
raised

Route Line is an end-to-end adventure company that provides access to beautifully outfitted, premium RVs, and Adventure vehicles.

Dec 2021
Seed

Founder Contacts

30,000+ verified contacts

$850K
raised

The AI Powered Digital Platform to Democratize Wealth Management for Non-Resident Indians globally

Dec 2024
Pre-Seed

Founder Contacts

30,000+ verified contacts

$720K
raised

Longevity Biotechnology Pharmaceutical Company

Jan 2024
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$6.0M
raised

ML Models for Trading

Dec 2023
Seed

Founder Contacts

30,000+ verified contacts

Health Care

Circulate provides Therapeutic Plasma Exchange treatments that reverses aging and improve health outcomes.

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

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30,000+ verified emails
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$4.2M
raised

Medsense Health is a medication monitoring platform providing notifications for medicine reminders.

Jan 2024
Seed

Founder Contacts

30,000+ verified contacts

E-Commerce
$275K
raised

neu is a reliable platform that provides quality cleans, on-demand.

Dec 2021
Seed

Founder Contacts

30,000+ verified contacts

Financial Services
$50K
raised

Automated Investment Management Platform for Muslims and Values-based investors.

Dec 2021
Pre-Seed

Founder Contacts

30,000+ verified contacts

Waste Management
$2.0M
raised

Badwater Alchemy is a desalination company that offers water treatment solutions.

Dec 2025
Seed

Founder Contacts

30,000+ verified contacts

Artificial Intelligence (AI)
$410K
raised

A shared AI workflow platform for enterprises and marketers.

Jan 2022
Pre-Seed

Founder Contacts

30,000+ verified contacts

Showing 226 to 250 of 310 companies

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