Asset Manager

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Sail Biomedicines

Sail Biomedicines is a asset manager based in United States, founded 2023; the Altss profile covers its classification, headquarters, registration, AUM band,...

Sail Biomedicines

A Flagship Pioneering Company Our scientists created a platform to unlock the therapeutic power of eRNA & TNPs Sail has..

General information

Firm type

Asset Manager

Year founded

2023

Location

Region

North America

Country

United States

City

United States

Corporate office

United States

Principals

John Mendlein

Executive Chairman

Gene Marcantonio

Chief Medical Officer

Ewen Cameron

SVP, Platform

Amy Espeseth

Head of Pharmacology and Vaccines

Vincent Hennemand

Chief Product & Operations Officer

Rafal Kowalczyk

Head of Finance

Michael Mingueneau

SVP, Head of Immunology

Jim Nolan

SVP, Head of Technical Development & Operations

Mark Umbarger

Head of Artificial Intelligence & Digital Sciences

Michael Lam

Vice President, Strategy & Scientific External Affairs

Sector focus

BiotechHealthcare Services

Frequently asked questions

Who leads investment decisions at Sail Biomedicines?

John Mendlein serves as Executive Chairman and is the most senior executive, with a background at Moderna and Flagship Pioneering. The board includes Flagship partners and independent directors such as Pablo Cagnoni (Incyte) and Frank D'Amelio (former Pfizer CFO). Investment decisions around platform development and pipeline prioritization are made by the leadership team and board, per the firm's website.

How does Sail Biomedicines source its technology?

Sail was formed by Flagship Pioneering, consolidating technologies developed across its ecosystem, including eRNA from Laronde (a Flagship company) and targeted nanoparticle work from other portfolio firms. The platform integrates these assets with proprietary AI for medicine design.

Is Sail Biomedicines structured as a single family office or a venture-backed biotech?

Sail is a private biotechnology company, not a family office. It is majority-owned by Flagship Pioneering, a venture creation firm, and operates with a standard corporate structure: executive team, board, and advisory members.

Does Sail Biomedicines participate in fund commitments or only direct R&D?

Sail is an operating company focused on internal drug discovery and development. It does not manage external capital or make fund commitments. Its financial support comes from Flagship and potentially other investors, though fundraising details are not disclosed.

What investment stages does Sail Biomedicines target?

Sail is a preclinical-stage biotech platform company. It is building a pipeline of candidate medicines for autoimmune, metabolic, infectious, and rare diseases, with an initial focus on advancing an in vivo CAR-T program toward clinical trials.

Which therapeutic areas does Sail Biomedicines explicitly avoid?

Sail does not publicly disclose any excluded therapeutic areas. Its stated pipeline targets autoimmune, metabolic, infectious, and rare diseases, suggesting a broad focus within RNA medicine.

How is Sail Biomedicines related to Flagship Pioneering?

Sail is a Flagship Pioneering company, meaning it was conceived and built within Flagship's venture creation engine. Flagship provides strategic, operational, and financial support, and several Flagship executives and partners sit on Sail's board.

Profile maintained by using OSINT (open-source intelligence), regulatory filings, licensed data partners, and verified direct submissions. Read the methodology. Last updated: . Continuous refresh with full update cycles at least every 30 days.

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