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Jeb Keiper
Director/Board Member at
Cardurion Pharmaceuticals, Inc.
Profile
Currently, Jeb Keiper is an Advisor at Atlas Venture Advisors, Inc., a Venture Partner at Third Rock Ventures LLC starting in 2026, and a Board Member at both Cardurion Pharmaceuticals, Inc. since 2018 and Rome Therapeutics, Inc. since 2019.
Formerly, Mr. Keiper was President, Chief Executive Officer & Director at Nimbus Therapeutics LLC from 2018 to 2025, a Principal at McKinsey & Co., Inc., VP & Business Development at GSK Plc from 2011 to 2014, and a Principal at TransForm Pharmaceuticals, Inc. Education includes undergraduate and graduate degrees from Massachusetts Institute of Technology in 1998 and 2000, respectively, and an MBA from MIT Sloan School of Management in 2004.
Jeb Keiper active positions
| Companies | Position | Start |
|---|---|---|
Cardurion Pharmaceuticals, Inc.
 Cardurion Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops therapeutics for the treatment of heart failure and cardiovascular diseases | Director/Board Member | 14/08/2018 |
Rome Therapeutics, Inc.
 Rome Therapeutics, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops novel therapies for cancer and autoimmune diseases | Director/Board Member | 01/05/2019 |
Atlas Venture Advisors, Inc.
 Atlas Venture Advisors, Inc. Investment ManagersFinance Atlas Venture Advisors invests in companies located in the United States. The firm focuses on life sciences and biotech sectors. It provides financing for early stage capital requirements. | Consultant / Advisor | - |
Third Rock Ventures LLC
 Third Rock Ventures LLC Investment ManagersFinance Third Rock Ventures invests in companies located in the United States. The firm targets companies operating in the fields of the healthcare sector. It provides financing for early stage capital requirements. It acts as a lead investor. | Private Equity Investor | 01/01/2026 |
Former positions of Jeb Keiper
| Companies | Position | End |
|---|---|---|
Nimbus Therapeutics LLC
 Nimbus Therapeutics LLC BiotechnologyHealth Technology Operates as a clinical stage biotech company that develops molecule medicines for diseases like cancer, immune disorders and metabolic conditions | Chief Executive Officer | 07/03/2025 |
| GSK PLC | President | 01/10/2014 |
McKinsey & Co., Inc.
 McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a management consulting firm | Corporate Officer/Principal | - |
TransForm Pharmaceuticals, Inc.
 TransForm Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops and manufactures drugs | Corporate Officer/Principal | - |
Training of Jeb Keiper
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
97
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Nimbus Therapeutics LLC
Nimbus Therapeutics LLC BiotechnologyHealth Technology Operates as a clinical stage biotech company that develops molecule medicines for diseases like cancer, immune disorders and metabolic conditions | Health Technology |
McKinsey & Co., Inc.
McKinsey & Co., Inc. Miscellaneous Commercial ServicesCommercial Services Operates as a management consulting firm | Commercial Services |
GSK Plc
 GSK Plc Pharmaceuticals: MajorHealth Technology Develops, manufactures and distributes vaccines and other pharmaceutical products | Health Technology |
Atlas Venture Advisors, Inc.
Atlas Venture Advisors, Inc. Investment ManagersFinance Atlas Venture Advisors invests in companies located in the United States. The firm focuses on life sciences and biotech sectors. It provides financing for early stage capital requirements. | Finance |
Massachusetts Institute of Technology
 Massachusetts Institute of Technology Finance/Rental/LeasingFinance Functions as a College/University | Finance |
TransForm Pharmaceuticals, Inc.
TransForm Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops and manufactures drugs | Health Technology |
Third Rock Ventures LLC
Third Rock Ventures LLC Investment ManagersFinance Third Rock Ventures invests in companies located in the United States. The firm targets companies operating in the fields of the healthcare sector. It provides financing for early stage capital requirements. It acts as a lead investor. | Finance |
MIT Sloan School of Management
 MIT Sloan School of Management Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Cardurion Pharmaceuticals, Inc.
Cardurion Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Develops therapeutics for the treatment of heart failure and cardiovascular diseases | Health Technology |
Rome Therapeutics, Inc.
Rome Therapeutics, Inc. BiotechnologyHealth Technology Operates as a biotechnology company that develops novel therapies for cancer and autoimmune diseases | Health Technology |
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