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Jaime Vieser
Director/Board Member at
ALAUNOS THERAPEUTICS, INC.
Net worth: 107 517 $ as of 31/08/2026
Profile
Jaime Ward Vieser was the founder of Castle Hill Asset Management LLP, founded in 2009, serving as Chief Executive Officer from 2009 to 2012.
Mr. Vieser was the founder of Castle Hill Asset Management LLC, founded in 2009, serving as Chief Investment Officer from 2009 to 2016.
Current jobs include Chief Executive Officer at Brushwood LLC since 2017; Independent Director at Alaunos Therapeutics, Inc. since 2020; Director at BioTheryX, Inc. since 2024; Independent Director at Mountain Lake Acquisition Corp.
since 2024; Independent Director at Mountain Lake Acquisition Corp.
II since 2026; and Advisor at RMG ML Sports Holdings.
Former job includes Portfolio Manager at Ignis Investment Services Ltd. in 2009.
Education includes undergraduate studies at the University of Michigan and an MBA from SMU-Cox School of Business.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 23/07/2026 | 63,245 ( 2.49% ) | 107 517 $ | 31/08/2026 |
Jaime Vieser active positions
| Companies | Position | Start |
|---|---|---|
| ALAUNOS THERAPEUTICS, INC. | Director/Board Member | 16/12/2020 |
Brushwood LLC | Chief Executive Officer | 01/06/2017 |
BioTheryX, Inc.
 BioTheryX, Inc. Packaged SoftwareTechnology Services Operates as a biopharmaceutical company that develops protein degradation platform | Director/Board Member | 01/01/2024 |
Former positions of Jaime Vieser
| Companies | Position | End |
|---|---|---|
Castle Hill Asset Management LLC
 Castle Hill Asset Management LLC Investment ManagersFinance Provides investment advice | Founder | 09/12/2016 |
Ignis Investment Services Ltd.
 Ignis Investment Services Ltd. Investment ManagersFinance IIS is an active, research and conviction-based manager that employs an investment philosophy called Focus on Change, which aims to capture anomalies and inefficiencies between consensus and non-consensus analysis of companies. The firm seeks to consistently add value through their equity portfolios, following a bottom-up approach to construct portfolios comprised of opportunities with real potential. For fixed-income, IIS offers segregated and pooled vehicles across a range of fixed-income sub-sectors and geographies through investment grade corporate bonds, high yield corporate bonds, government bonds, emerging market debt, inflation-linked bonds and absolute return bond strategies. | Portfolio Manager-Fixed Income | 01/12/2009 |
Castle Hill Asset Management LLP
 Castle Hill Asset Management LLP Investment ManagersFinance Provides asset management and investment advisory services | Chief Executive Officer | 01/10/2012 |
Training of Jaime Vieser
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
43
1st degree connections
8
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 8 |
|---|---|
BioTheryX, Inc.
BioTheryX, Inc. Packaged SoftwareTechnology Services Operates as a biopharmaceutical company that develops protein degradation platform | Technology Services |
University of Michigan
 University of Michigan Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Alaunos Therapeutics, Inc.
 Alaunos Therapeutics, Inc. BiotechnologyHealth Technology Develops a portfolio of immuno-oncology therapies | Health Technology |
Ignis Investment Services Ltd.
Ignis Investment Services Ltd. Investment ManagersFinance IIS is an active, research and conviction-based manager that employs an investment philosophy called Focus on Change, which aims to capture anomalies and inefficiencies between consensus and non-consensus analysis of companies. The firm seeks to consistently add value through their equity portfolios, following a bottom-up approach to construct portfolios comprised of opportunities with real potential. For fixed-income, IIS offers segregated and pooled vehicles across a range of fixed-income sub-sectors and geographies through investment grade corporate bonds, high yield corporate bonds, government bonds, emerging market debt, inflation-linked bonds and absolute return bond strategies. | Finance |
Castle Hill Asset Management LLP
Castle Hill Asset Management LLP Investment ManagersFinance Provides asset management and investment advisory services | Finance |
Castle Hill Asset Management LLC
Castle Hill Asset Management LLC Investment ManagersFinance Provides investment advice | Finance |
SMU-Cox School of Business
 SMU-Cox School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Brushwood LLC |
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