John Maraganore - Co-CEO and Co-Founder @ Corsera Health

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Number of Portfolio Companies

Number of Exits

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Primary Job Title Co-CEO and Co-Founder
Primary Organization
Corsera Health

Location Boston, Massachusetts, United States
Regions Greater Boston Area, East Coast, New England
Gender Male
Also Known As Dr. Maraganore

Investor Type
obfuscated
obfuscation
Number of Exits
obfuscated
obfuscation

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John M. Maraganore is based out of Boston, Massachusetts, and is the Co-CEO and Co-Founder of Corsera Health and Board of Director of Corsera Health. John previously worked at Rapport Therapeutics as a Board Member. John Maraganore attended the University of Chicago.

Personal Investments

Number of Investments

John Maraganore

has made

investments. Their latest investment was

Series A - Corsera Health

obfuscation

, when

Corsera Health

raised

obfuscation

Announced Date	Organization Name	Lead Investor	Funding Round	Money Raised
obfuscated obfuscation	Corsera Health	—	Series A - Corsera Health	obfuscated obfuscation
obfuscated obfuscation	Terrain Bio	—	Seed Round - Terrain Bio	obfuscated obfuscation
obfuscated obfuscation	Terray Therapeutics	—	Venture Round - Terray Therapeutics	obfuscated obfuscation
obfuscated obfuscation	Thymmune Therapeutics	—	Seed Round - Thymmune Therapeutics	obfuscated obfuscation
obfuscated obfuscation	Lipidio Pharmaceuticals	—	Series A - Lipidio Pharmaceuticals	obfuscated obfuscation
obfuscated obfuscation	Xinvento	—	Seed Round - Xinvento	obfuscated obfuscation

Partner Investments

Number of Partner Investments

Announced Date	Organization Name	Investor Name	Lead Investor	Funding Round	Money Raised
obfuscated obfuscation	CytomX Therapeutics	Third Rock Ventures	—	Series C - CytomX Therapeutics	obfuscated obfuscation
obfuscated obfuscation	CytomX Therapeutics	Third Rock Ventures	Yes	Series B - CytomX Therapeutics	obfuscated obfuscation
obfuscated obfuscation	Agios Pharmaceuticals	Third Rock Ventures	—	Series C - Agios Pharmaceuticals	obfuscated obfuscation
obfuscated obfuscation	CytomX Therapeutics	Third Rock Ventures	Yes	Series B - CytomX Therapeutics	obfuscated obfuscation
obfuscated obfuscation	Agios Pharmaceuticals	Third Rock Ventures	Yes	Series A - Agios Pharmaceuticals	obfuscated obfuscation

Exits

Number of Exits

Unlock for free

John Maraganore

has

obfuscation

exit -

Xinvento

John Maraganore

has

obfuscation

exits. Their most notable exits are

Xinvento

and

Terrain Bio

Xinvento Xinvento provides a credible alternative treatment for congenital hyperinsulinism.
Terrain Bio Terrain BioSciences accelerates RNA-based therapeutics and vaccine development using AI and proprietary platforms.

Jobs

Number of Current Jobs

Number of Past Jobs

John Maraganore

has

current jobs including

Strategic Adviser

Corner Therapeutics

Co-CEO and Co-Founder

Corsera Health

, and

Executive Advisor

Blackstone

. Additionally,

John Maraganore

has had

past jobs including

CEO

Alnylam Pharmaceuticals

Corner Therapeutics Strategic AdviserSep 18, 2025
Corsera Health Co-CEO and Co-FounderSep 2025
Blackstone Executive AdvisorFeb 2022
RTW Investments Executive PartnerJan 2022
Atlas Venture Venture PartnerJan 2022
ARCH Venture Partners Venture PartnerOct 2021

Organization Name	Title At Company	Start Date	End Date
Alnylam Pharmaceuticals	CEO	Dec 2002	Dec 2021
Millennium Pharmaceuticals	SVP, Strategic Product Development	Apr 2000	Dec 2002

Board and Advisor Roles

Number of Current Board & Advisor Roles

Number of Past Board & Advisor Roles

John Maraganore

holds

board and advisor roles as

Board of Director

Protego Biopharma

and

Board Member

Merida Biosciences

Protego Biopharma Board of DirectorMar 3, 2026
Merida Biosciences Board MemberApr 2025

Organization Name	Title At Company	Start Date	End Date
Rapport Therapeutics	Board Member	Mar 2024	Dec 2025

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