Martin MacKay
Net worth: 6 M $ as of 31/08/2026
Net worth: 6 M $ as of 31/08/2026
Dr. Martin W.
MacKay is a Chairman at Rallybio Corp., a Chairman at Charles River Laboratories International, Inc., a Chief Executive Officer at Calyx Group Ltd. (Ireland), a Chief Executive Officer & Director at Rallybio Holdings LLC and an Independent Director at Charles River Laboratories, Inc. He is on the Board of Directors at Kailera Therapeutics, Inc., Rallybio Holdings LLC and Charles River Laboratories, Inc. Dr. MacKay was previously employed as an Independent Director by Springworks Therapeutics, Inc., an Independent Director by 5:01 Acquisition Corp., an Independent Director by Novo Nordisk A/S, a Senior Advisor by New Leaf Venture Partners LLC, a Chairman by Rallybio LLC, a Global Head-Research & Development by Alexion Pharmaceuticals, Inc., a Chief Executive Officer & Director by Neverfail, Inc., a President-Global Research & Development by AstraZeneca PLC, a President by Pfizer (St. Louis), a Senior Vice President-Worldwide Development by Pfizer Inc., a Head-Molecular & Cell Biology by CNS Research Institute P.C., a Head-Drug Preformulation & Delivery by Ciba-Geigy Pharmaceuticals, a Principal by Accenture LLC, a Head-Drug Preformulation & Delivery by BASF Performance Products Ltd. (United Kingdom), a Principal by Beecham Pharmaceuticals (UK), a Chief Executive Officer & Director by Neverfail Ltd., a Director-Business Development by NorthgateArinso, Inc., a Principal by PeopleSoft USA, Inc., an Operations Director by The Dun & Bradstreet Corp., a Chief Executive Officer by Vecta Software Corp.
Ltd., and a Vice President-International by VeriSign, Inc. He also served on the board at Encysive Pharmaceuticals, Inc. He received his undergraduate degree from Heriot-Watt University and a doctorate degree from The University of Edinburgh.
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 08/05/2026 | 17,137 ( 0.04% ) | 5 M $ | 31/08/2026 | |
RALLYBIO CORPORATION 1.73% | 18/02/2026 | 91,818 ( 1.73% ) | 2 M $ | 31/08/2026 |
| Companies | Position | Start |
|---|---|---|
| CHARLES RIVER LABORATORIES INTERNATIONAL, INC. | Chairman | 05/05/2026 |
| RALLYBIO CORPORATION | Founder | 01/01/2018 |
Charles River Laboratories, Inc.
Charles River Laboratories, Inc. Miscellaneous Commercial ServicesCommercial Services Provides research models and laboratory animal support services | Director/Board Member | - |
Rallybio Holdings LLC
Rallybio Holdings LLC Medical/Nursing ServicesHealth Services Provides healthcare services | Chief Executive Officer | - |
Calyx Group Ltd. (Ireland)
Calyx Group Ltd. (Ireland) Specialty TelecommunicationsCommunications Provides technology and communications services | Chief Executive Officer | 22/12/2010 |
| Companies | Position | End |
|---|---|---|
| NOVO NORDISK A/S | Director/Board Member | 14/11/2025 |
| SPRINGWORKS THERAPEUTICS, INC. | Director/Board Member | 01/07/2025 |
| 501 ACQU | Director/Board Member | 22/04/2022 |
| ALEXION PHARMACEUTICALS, INC. | Chief Tech/Sci/R&D Officer | 01/06/2017 |
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Active
Inactive
Listed companies
Private companies
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
| Private companies | 29 |
|---|---|
Pfizer Inc.
Pfizer Inc. Pharmaceuticals: MajorHealth Technology Engages in discovery, development, manufacturing, marketing, sale and distribution of biopharmaceutical products & ingredients | Health Technology |
Encysive Pharmaceuticals, Inc.
Encysive Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Discovers, develops and markets drugs for the treatment of cardiovascular, vascular and related inflammatory diseases | Health Technology |
AstraZeneca PLC
AstraZeneca PLC Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
Alexion Pharmaceuticals, Inc.
Alexion Pharmaceuticals, Inc. Pharmaceuticals: MajorHealth Technology Operates as a pharmaceutical company that develops life-changing therapies for people living with rare disorders | Health Technology |
VeriSign, Inc.
VeriSign, Inc. Internet Software/ServicesTechnology Services Provides internet infrastructure services | Technology Services |
Charles River Laboratories International, Inc.
Charles River Laboratories International, Inc. Miscellaneous Commercial ServicesCommercial Services Provides laboratory testing and research services on a contract basis | Commercial Services |
The Dun & Bradstreet Corp.
The Dun & Bradstreet Corp. Data Processing ServicesTechnology Services Provides business data and analytics services | Technology Services |
Charles River Laboratories, Inc.
Charles River Laboratories, Inc. Miscellaneous Commercial ServicesCommercial Services Provides research models and laboratory animal support services | Commercial Services |
Novo Nordisk A/S
Novo Nordisk A/S Pharmaceuticals: MajorHealth Technology Manufactures and markets pharmaceutical products for diabetes care | Health Technology |
Calyx Group Ltd. (Ireland)
Calyx Group Ltd. (Ireland) Specialty TelecommunicationsCommunications Provides technology and communications services | Communications |
BASF Performance Products Ltd. (United Kingdom)
BASF Performance Products Ltd. (United Kingdom) Chemicals: SpecialtyProcess Industries Manufactures chemicals products | Process Industries |
The University of Edinburgh
The University of Edinburgh Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Heriot-Watt University
Heriot-Watt University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Vecta Software Corp. Ltd.
Vecta Software Corp. Ltd. Packaged SoftwareTechnology Services Develops software for sales and marketing departments | Technology Services |
New Leaf Venture Partners LLC
New Leaf Venture Partners LLC Investment ManagersFinance New Leaf Ventures invests in public and private healthcare technology companies located in the US. The firm participates in early and later-stage capital requirements. | Finance |
Pfizer (St. Louis)
Pfizer (St. Louis) BiotechnologyHealth Technology Provides research services in prescription medicines for humans and animals | Health Technology |
CRI Worldwide LLC
CRI Worldwide LLC Miscellaneous Commercial ServicesCommercial Services Provides inpatient and outpatient clinical research services | Commercial Services |
Neverfail, Inc.
Neverfail, Inc. Miscellaneous Commercial ServicesCommercial Services Provides disaster recovery solutions | Commercial Services |
PeopleSoft USA, Inc.
PeopleSoft USA, Inc. Information Technology ServicesTechnology Services Provides software solutions and management systems services | Technology Services |
Accenture LLC
Accenture LLC Miscellaneous Commercial ServicesCommercial Services Provides financial and investment services | Commercial Services |
Neverfail Ltd.
Neverfail Ltd. Packaged SoftwareTechnology Services Provides business continuity software solutions | Technology Services |
NorthgateArinso, Inc.
NorthgateArinso, Inc. Miscellaneous Commercial ServicesCommercial Services Provides human resources services | Commercial Services |
Ciba-Geigy Pharmaceuticals | |
Beecham Pharmaceuticals (UK) | |
Rallybio LLC
Rallybio LLC Miscellaneous Commercial ServicesCommercial Services Operates as a clinical-stage biotech company that delivers groundbreaking therapies | Commercial Services |
Rallybio Holdings LLC
Rallybio Holdings LLC Medical/Nursing ServicesHealth Services Provides healthcare services | Health Services |
Springworks Therapeutics, Inc.
Springworks Therapeutics, Inc. BiotechnologyHealth Technology Develops therapies for treating cancer | Health Technology |
5:01 Acquisition Corp.
5:01 Acquisition Corp. Financial ConglomeratesFinance Operates as a blank check company | Finance |
Rallybio Corp.
Rallybio Corp. BiotechnologyHealth Technology Operates as a clinical stage biotechnology company that engages in research, development and commercialization of therapies for patients with severe & rare diseases | Health Technology |
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