Who founded Circulate Health?

Circulate Health was founded by Eric Verdin in 2021.

Who are Circulate Health's investors?

Circulate Health's investors include Scrum Ventures, Seaside Ventures, Khosla Ventures.

How much funding has Circulate Health raised?

Circulate Health has disclosed $13M raised across 1 round.

Where is Circulate Health headquartered?

Circulate Health is headquartered in Seattle, US.

Circulate Health

Seattle, US · Founded 2021 · Delaware corporation · 20 employees on LinkedIn · 3 known investors

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Circulate Health provides therapeutic plasma exchange (TPE) treatments for longevity care, offering science-based clinical interventions to extend healthspan. The company enables clinics to deliver TPE services to patients and conducts research to advance the clinical evidence base for longevity medicine.

Biotech Healthtech Longevity Medical Devices Wellness & Fitness

Founders & leadership

Circulate Health was founded in 2021 by Eric Verdin.

Eric VerdinCo-Founder, CEO Buck Institute

Robbie Schwietzer Chief Operating Officer2024–2026Robbie Schwietzer held leadership roles across multiple functions at Amazon, including corporate finance and general management of video games and software businesses, as well as oversight of the Prime membership program. He previously served in executive positions at Groupon spanning customer service, editorial operations, and business unit leadership across travel, entertainment, home, and automotive sectors.

Brad YounggrenCo-Founder, CEO

Board

Uri Greenwald Ex-Founding CEO, Board Member2021–2026Investor at Khosla Ventures

Investors · 3

Scrum Ventureslisted by Scrum VenturesSan Francisco

How we know: Scrum Ventures's portfolio page · funding news · Not right? Tell us

Seaside Ventureslisted by Seaside VenturesBoulder · $250K

How we know: funding news · Not right? Tell us

Khosla VenturesreportedMenlo Park · $100K – $20M

How we know: funding news · Not right? Tell us

Reported raises · per SEC filings

Form D private placements

$13M disclosed across 1 round · 2025

▶$13MraisedJan 2026 · 4 investors · Biotechnology

Rule 506(b)

Officers, directors & promoters on the filing

Brad YounggrenExecutive Officer, Director, Promoter
Uri GreenwaldDirector
Robbie SchwietzerExecutive Officer

Offering amount: $13M
Amount sold: $13M
First sale: Jun 2025
Incorporated: Corporation, Delaware, 2021
Federal exemptions: 06b

Full filing on SEC EDGAR ↗

Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.

Related companies · 1

DoctronicDoctronic builds an AI system trained on peer-reviewed medical evidence to provide 24/7 medical triage and consultation, achieving 99.2% alignment with board-certified clinicians. The platform serves patients seeking instant healthcare guidance with no insurance requirement, anonymity, and HIPAA compliance.

Companies working in the same space as Circulate Health.

In the news

Seattle longevity startups unite: Viome acquires plasma exchange pioneer Circulate Health – GeekWiregeekwire.com · Aug 2026

Circulate Health Raises $12 Million in Seed Funding to Accelerate Research in Longevity and Expand Therapeutic Plasma Exchange (TPE) Treatment Centersfinance.yahoo.com · Jul 2025

Circulate Health Raises $12M in Seed Fundingfinsmes.com · Jul 2025

Circulate Health raises $12M for pricey 'blood-cleaning' longevity servicegeekwire.com · Jul 2025

Frequently asked questions

What does Circulate Health do?: Circulate Health provides therapeutic plasma exchange (TPE) treatments for longevity care, offering science-based clinical interventions to extend healthspan. The company enables clinics to deliver TPE services to patients and conducts research to advance the clinical evidence base for longevity medicine.
Who founded Circulate Health?: Circulate Health was founded by Eric Verdin in 2021.
Who are Circulate Health's investors?: Circulate Health's investors include Scrum Ventures, Seaside Ventures, Khosla Ventures.
How much funding has Circulate Health raised?: Circulate Health has disclosed $13M raised across 1 round.
Where is Circulate Health headquartered?: Circulate Health is headquartered in Seattle, US.