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Series A Companies in Seattle

Explore 75 series a startups based in Seattle, United States. Access verified founder contact information and fundraising data.

Total Companies
75
Total Funding
$696.3M
Avg Funding
$27.9M
Industries
15

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Consumer Goods
$21.0M
raised

BuyWander is an online auction marketplace for purchasing goods through bidding.

Sep 2026
Series A

Founder Contacts

41,000+ verified contacts

$50.0M
raised

Nuance Labs an AI research company is developing the first human foundation model that understands and displays emotion in real time.

Sep 2026
Series A

Founder Contacts

41,000+ verified contacts

Biotechnology
$116.0M
raised

BrainChild Bio develops chimeric antigen receptor T-cell therapies engineered to treat tumors of the central nervous system.

Sep 2026
Series A

Founder Contacts

41,000+ verified contacts

Electronics

NLM Photonics is a semiconductor techn. company developing cutting-edge electro-optic modulation techn. for networking/computing/sensing.

Sep 2026
Series A

Founder Contacts

41,000+ verified contacts

Biotechnology
$46.0M
raised

Vedana Therapeutics is a Seattle biotechnology company developing next-generation antibody therapies for migraine prevention.

Jun 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Agentic AI
$30.0M
raised

Nectar Social is an AI-powered platform combining community management, social listening, influencer tracking, and performance analytics.

May 2026
Series A

Founder Contacts

41,000+ verified contacts

Developer Platform
$20.5M
raised

CopilotKit is the full-stack framework for building user interactive agents and copilots. The company behind the AG-UI Protocol.

May 2026
Series A

Founder Contacts

41,000+ verified contacts

Health Care
$15.0M
raised

Zócalo Health specializes in culturally-sensitive primary care and care management for the Latino community.

Apr 2026
Series A

Founder Contacts

41,000+ verified contacts

Cloud Security
$31.0M
raised

Native Security provides cloud security controls that auto-align with evolving multi-cloud environments.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

Computer
$5.0M
raised

Adronite is a software development company currently operating in stealth mode.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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$12.3M
raised

Digital Biotechnologies is a biotechnology company.

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

Building Material
$2.7M
raised

Hest Outdoors delivers high-performance and well-designed products to improve enjoyment and experience outdoors.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Health Care
$7.6M
raised

Pear Suite is a digital health company that helps community health workers to address social determinants of health.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Biotechnology
$10.0M
raised

Singletto develops novel antimicrobial solutions and singlet oxygen technology to protect against pathogens.

Oct 2025
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$17.0M
raised

Vouched develops patent-pending visual ID verification for regulated and sensitive industries.

Sep 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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$22.0M
raised

Orchard Robotics develops an operating system that enables precision agriculture driven by robots and AI.

Sep 2025
Series A

Founder Contacts

41,000+ verified contacts

ecommerce, streamlined checkout experience that requires 0 changes for the Merchant site

Aug 2025
Series A

Founder Contacts

41,000+ verified contacts

$10.0M
raised

Oisin Biotechnologies is a drug development company focused on mitigating the senolytic technology to combat age-related diseases.

Aug 2025
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$15.0M
raised

Clarify is an AI-powered writing tool that accelerates the academic writing process.

Jun 2025
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$15.0M
raised

Clarify offers a CRM that assists in managing sales processes.

Jun 2025
Series A

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

Get verified contact info for decision-makers at 75 funded startups

41,000+ verified emails
Unlimited exports
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Artificial Intelligence (AI)
$15.0M
raised

Envive AI is an AI platform that enhances eCommerce conversion and customer engagement.

May 2025
Series A

Founder Contacts

41,000+ verified contacts

$12.0M
raised

EdgeRunner AI is a technology company.

May 2025
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$16.2M
raised

Loti uses AI technologies to identify unauthorized uses of individuals' likenesses, including deepfakes and impersonations.

Apr 2025
Series A

Founder Contacts

41,000+ verified contacts

Analytics
$20.0M
raised

Gable is a shift-left data management platform for collaboration to write and execute data contracts.

Mar 2025
Series A

Founder Contacts

41,000+ verified contacts

Biotechnology
$187.0M
raised

Callio Therapeutics develops next-generation, multi-payload antibody-drug conjugates (ADCs).

Mar 2025
Series A

Founder Contacts

41,000+ verified contacts

Showing 1 to 25 of 75 companies

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