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Series A Companies in Washington

Explore 34 series a startups based in Washington, United States. Access verified founder contact information and fundraising data.

Total Companies
34
Total Funding
$676.8M
Avg Funding
$27.1M
Industries
18

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Artificial Intelligence (AI)
$150.0M
raised

Emerald AI develops software that aligns AI data center workloads with real-time power grid conditions to manage energy use.

Aug 2026
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$160.0M
raised

Cathedral is an AI-powered military cybersecurity startup building offensive and defensive capabilities for national security operations.

Jul 2026
Series A

Founder Contacts

41,000+ verified contacts

Information Technology
$500K
raised

Sensor-based ocean infrastructure for marine conservation, industrial efficiency and maritime security — powered by real-time data and AI.

May 2026
Series A

Founder Contacts

41,000+ verified contacts

Aerospace
$6.0M
raised

Rhea Space Activity (RSA) is an astrophysics start-up company in the science and technology industry.

Apr 2026
Series A

Founder Contacts

41,000+ verified contacts

$57.5M
raised

Rivet Industries delivers front line hardware and software to the world's most important workers.

Mar 2026
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Health Care
$60.0M
raised

Chamber Cardio is a healthcare platform enhances cardiovascular health services.

Feb 2026
Series A

Founder Contacts

41,000+ verified contacts

IT Management
$8.7M
raised

Ressio Software is a construction management software for builders, remodelers, and contractors.

Jan 2026
Series A

Founder Contacts

41,000+ verified contacts

Information Technology
$54.0M
raised

Valinor Enterprises develops technology solutions addressing operational challenges for defense customers.

Jan 2026
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$4.0M
raised

CreditRich AI analyzes banking, credit, and bills to automate payments to increase credit scores fast, using spare change

Dec 2025
Series A

Founder Contacts

41,000+ verified contacts

Cloud Infrastructure
$18.0M
raised

Quindar offers a one-stop shop in the cloud for spacecraft analysis and operations.

Nov 2025
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Cyber Security
$10.0M
raised

Tidal Cyber maps adversary behavior to a security stack using a threat-led defense platform.

Sep 2025
Series A

Founder Contacts

41,000+ verified contacts

$14.2M
raised

Little Sesame provides fresh farm foods directly from the farmers.

Jul 2025
Series A

Founder Contacts

41,000+ verified contacts

Business Development
$10.0M
raised

One Call offers a platform that helps customers to interact with their respective businesses and service providers.

Feb 2025
Series A

Founder Contacts

41,000+ verified contacts

Artificial Intelligence (AI)
$50.0M
raised

Rhino is a AI-driven development platform that enables enterprise application design.

Jan 2025
Series A

Founder Contacts

41,000+ verified contacts

Mobile
$134K
raised

AI-powered platform optimizing workforce mobility, field operations, efficiency, productivity, scheduling, and real-time task management.

Mar 2024
Series A

Founder Contacts

41,000+ verified contacts

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41,000+ verified emails
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Business Intelligence
$5.0M
raised

Innovating the business operations and e-commerce technology for event companies

Feb 2024
Series A

Founder Contacts

41,000+ verified contacts

$134K
raised

AI-powered solar monitoring app delivering real-time analytics and performance optimization.

Dec 2023
Series A

Founder Contacts

41,000+ verified contacts

$9.1M
raised

Base Operations is a threat intelligence platform developer that organizes, visualizes, and interprets threat data to help organizations.

Dec 2023
Series A

Founder Contacts

41,000+ verified contacts

Advertising

InGo is a social media Advocate Marketing company that empowers event organizers and attendees to exponentially grow their events.

Oct 2023
Series A

Founder Contacts

41,000+ verified contacts

Concentric Educational Solutions focuses on student culture, special education, mental health, and organizational development in schools.

Oct 2023
Series A

Founder Contacts

41,000+ verified contacts

Ready to Reach These Founders?

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41,000+ verified emails
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Cyber Security
$15.0M
raised

DNSFilter provides security via DNS that protects over 4M end users from online security threats using artificial intelligence.

Aug 2023
Series A

Founder Contacts

41,000+ verified contacts

$25.0M
raised

Parker Health employs digital health innovation to simplify the delivery, management, quality, and application of modern healthcare.

Jul 2023
Series A

Founder Contacts

41,000+ verified contacts

Robotics
$12.0M
raised

Volt is a cloud based enterprise security platform.

Jul 2023
Series A

Founder Contacts

41,000+ verified contacts

Security
$1.4M
raised

AntiraTech is a high-tech company that specializes in the areas of security, offense, and defense in actual conflict.

Jun 2023
Series A

Founder Contacts

41,000+ verified contacts

Food and Beverage
$1.0M
raised

Innovative, clean label, alternative snacks.

Mar 2023
Series A

Founder Contacts

41,000+ verified contacts

Showing 1 to 25 of 34 companies

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