![Mike Tiedemann](data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" width="16" height="16" fill="%231b1b1b" class="bi bi-person-fill" viewBox="0 0 16 16"><path d="M3 14s-1 0-1-1 1-4 6-4 6 3 6 4-1 1-1 1zm5-6a3 3 0 1 0 0-6 3 3 0 0 0 0 6"/></svg>)
Mike Tiedemann
Founder at
The River Fund
Net worth: 40 M $ as of 2026-07-30
Profile
Michael Glenn Tiedemann is the founder of Tiedemann Advisors LLC, founded in 1999, where the title held was Chief Executive Officer from 1999 to 2023.
Mr. Tiedemann is also the founder of The River Fund..
Mr. Tiedemann is a Partner at Tiedemann Wealth Management Holdings LLC since 2008.
Former positions include Chief Executive Officer & Non-Independent Director at AlTi Global, Inc. from 2023 to 2026; Chief Executive Officer at TIG Advisors LLC from 2006 to 2023; Director at Tiedemann Constantia AG; CIO & Senior Managing Director at Tiedemann Trust Co.; Vice President at Credit Suisse Securities (USA) LLC (Broker) from 1998 to 2000; and Principal at Banco de Investimentos UBS (Brasil) SA. Education includes an undergraduate degree from Ohio Wesleyan University, conferred in 1993.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
ALTI GLOBAL, INC. 18.62% | 2026-04-13 | 10,246,826 ( 18.62% ) | 37 M $ | 2026-07-30 |
| 2026-04-13 | 847,549 ( 0.77% ) | 3 M $ | 2026-07-30 |
Mike Tiedemann active positions
| Companies | Position | Start |
|---|---|---|
Tiedemann Wealth Management Holdings LLC
 Tiedemann Wealth Management Holdings LLC Investment ManagersFinance Provides investment advice and management services | Corporate Officer/Principal | - |
The River Fund | Founder | - |
Former positions of Mike Tiedemann
| Companies | Position | End |
|---|---|---|
| ALTI GLOBAL, INC. | Chief Executive Officer | 2026-03-29 |
Tiedemann Constantia AG
 Tiedemann Constantia AG Investment ManagersFinance Provides investment and wealth management services | Director/Board Member | 2024-12-19 |
TIG Advisors LLC
 TIG Advisors LLC Investment ManagersFinance TIG Advisors manages alternative investment funds which focus on capital preservation and uncorrelated returns. The firm’s portfolios are weighted according to where the portfolio managers see the best risk-adjusted return in the proprietary hedge funds of the firm's family of funds. The asset allocation is adjusted periodically in response to changes in global economic conditions. | Chief Executive Officer | 2022-12-31 |
Tiedemann Advisors LLC
 Tiedemann Advisors LLC Investment ManagersFinance Tiedemann Advisors utilizes a core exposure of third-party managers/investment themes in combination with shorter-term (generally 12-24 months) tactical investments in asset classes and/or geographic regions that the firm believes offer an attractive risk-adjusted return. The firm generally utilizes a “manager-of-managers” approach when advising managed account clients by allocating clients’ assets to non-affiliated investment advisers, portfolio managers and investment funds. They use fundamental, technical and cyclical analysis in conducting macro-economic research. | Chief Executive Officer | 2022-12-31 |
Credit Suisse Securities (USA) LLC (Broker)
 Credit Suisse Securities (USA) LLC (Broker) Investment Banks/BrokersFinance Provides brokerage services | Corporate Officer/Principal | 2000-02-29 |
Training of Mike Tiedemann
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
65
1st degree connections
10
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 10 |
|---|---|
Credit Suisse Securities (USA) LLC (Broker)
Credit Suisse Securities (USA) LLC (Broker) Investment Banks/BrokersFinance Provides brokerage services | Finance |
TIG Advisors LLC
TIG Advisors LLC Investment ManagersFinance TIG Advisors manages alternative investment funds which focus on capital preservation and uncorrelated returns. The firm’s portfolios are weighted according to where the portfolio managers see the best risk-adjusted return in the proprietary hedge funds of the firm's family of funds. The asset allocation is adjusted periodically in response to changes in global economic conditions. | Finance |
Tiedemann Advisors LLC
Tiedemann Advisors LLC Investment ManagersFinance Tiedemann Advisors utilizes a core exposure of third-party managers/investment themes in combination with shorter-term (generally 12-24 months) tactical investments in asset classes and/or geographic regions that the firm believes offer an attractive risk-adjusted return. The firm generally utilizes a “manager-of-managers” approach when advising managed account clients by allocating clients’ assets to non-affiliated investment advisers, portfolio managers and investment funds. They use fundamental, technical and cyclical analysis in conducting macro-economic research. | Finance |
Tiedemann Wealth Management Holdings LLC
Tiedemann Wealth Management Holdings LLC Investment ManagersFinance Provides investment advice and management services | Finance |
Tiedemann Trust Co.
 Tiedemann Trust Co. Investment ManagersFinance Provides investment advice | Finance |
Ohio Wesleyan University
 Ohio Wesleyan University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Banco de Investimentos Credit Suisse (Brasil) SA
 Banco de Investimentos Credit Suisse (Brasil) SA Investment Banks/BrokersFinance Provides security brokerage services | Finance |
Tiedemann Constantia AG
Tiedemann Constantia AG Investment ManagersFinance Provides investment and wealth management services | Finance |
The River Fund | |
AlTi Global, Inc.
 AlTi Global, Inc. Investment ManagersFinance Operates as an investment company that provides global wealth and asset management services | Finance |
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