Cyrus Massoumi

Cyrus Massoumi is the Founder and Managing Partner of Humbition. See sector focus and contact routes.

About Cyrus Massoumi

Cyrus Massoumi is the Founder and Managing Partner of Humbition, an early-stage venture firm in New York that he co-founded with Slava Rubin to invest in purpose-driven startups. His investment thesis focuses on early-stage companies in marketplaces, consumer, and health tech sectors, with a primary geographic focus on New York City startups and a core requirement of high-quality founders. As an angel investor, Massoumi has made six documented investments, including a recent pre-seed check in the software company Perle in October 2024. Notable portfolio companies include Perle, while his own entrepreneurial background features founding and leading ZocDoc as CEO for eight years and currently founding the telehealth service Dr. B. Massoumi primarily manages investments in the healthtech space through Humbition, leveraging his prior experience at McKinsey & Company in healthcare technology. He distinguishes his approach by emphasizing “humble ambition” and supporting purpose-driven founders rather than adhering to a rigid sector checklist beyond his core healthtech focus.

Cyrus Massoumi at a glance

Role
Co-Founder and Managing Partner
Location
New York, NY, United States
Investor type
Venture Capital
Focus areas
Consumer Products & Services, Life Sciences & Healthcare, Software & Internet

Frequently asked about Cyrus Massoumi

What does Cyrus Massoumi invest in?
Cyrus Massoumi at Cyrus Massoumi (Angel) (New York, NY, United States) — sector focus: Consumer Products & Services, Life Sciences & Healthcare, Software & Internet.
How do I contact Cyrus Massoumi?
Cyrus Massoumi's published profile links (website, LinkedIn or X where available) are listed on the StartupFundraising.com investor profile.
Where is Cyrus Massoumi based?
Cyrus Massoumi is based in New York, NY, United States.

Every field above is read from the StartupFundraising investor directory — disclosed location, recorded investments and stated focus — and re-checked as filings arrive. Founders pair it with investors in New York when building a target list.

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