![Michelle Seitz](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>)
Michelle Seitz
Director/Board Member at
METLIFE, INC.
Net worth: 799 364 $ as of 2026-05-30
Profile
Michelle Renae Seitz is the founder of Meydenvest Partners LLC, founded in 2022, serving as Chief Executive Officer.
Current jobs include Chairman at Challenge Seattle; Director at Fred Hutchinson Cancer Center, Washington Roundtable, Russell Investments Group Ltd., Russell Investments UK Midco Ltd. (since 2017), Metropolitan Life Insurance Co.; Independent Director at MetLife, Inc. (starting 2026), MSCI, Inc. (starting 2024), Sana Biotechnology, Inc. (starting 2020), and Honeywell Aerospace, Inc. (starting 2026).
Former jobs include Chairman & Chief Executive Officer at Russell Investment Management LLC, Russell Investments Implementation Services LLC, Russell Investment Group Pty Ltd., Russell Investments Corporate Class, Inc. (all from 2017 to 2022); Chief Executive Officer & Director at Russell Investments US Institutional Holdco, Inc. (2017-2022); Chairman, President & Director at William Blair Funds (2001-2017); Director at Emerald Acquisition Ltd. (2017-2022); Principal at NationsBank Corp.; Trustee at Financial Accounting Foundation (2012-2016); Head of Investment Management at William Blair & Co. LLC (Investment Management) (2001-2017), William Blair International Ltd. (Investment Management) (2012-2017), and William Blair Investment Management LLC (2014-2017); Member at Kelley School of Business.
Education includes undergraduate degree from Kelley School of Business.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-04-30 | 1,059 ( 0% ) | 668 631 $ | 2026-05-30 | |
| 2026-06-15 | 1,581 ( 0% ) | 130 733 $ | 2026-05-30 | |
| 2026-06-03 | 0 ( -.--% ) | - $ | 2026-05-30 |
Michelle Seitz active positions
| Companies | Position | Start |
|---|---|---|
| SANA BIOTECHNOLOGY, INC. | Director/Board Member | 2020-10-31 |
| MSCI, INC. | Director/Board Member | 2024-08-04 |
| METLIFE, INC. | Director/Board Member | 2026-02-23 |
Metropolitan Life Insurance Co.
 Metropolitan Life Insurance Co. Multi-Line InsuranceFinance Provides insurance, pension and employee benefits services | Director/Board Member | - |
Fred Hutchinson Cancer Center
 Fred Hutchinson Cancer Center Hospital/Nursing ManagementHealth Services Operates as a cancer treatment center | Director/Board Member | - |
Russell Investments Group Ltd.
 Russell Investments Group Ltd. Financial ConglomeratesFinance Provides investment services | Director/Board Member | - |
Challenge Seattle | Chairman | - |
Washington Roundtable
 Washington Roundtable Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that comprised senior executives of major private sector employers in Washington state | Director/Board Member | - |
Russell Investments UK Midco Ltd.
 Russell Investments UK Midco Ltd. Investment ManagersFinance Operates as a holding company with interest in providing investment management, investment advisory and consulting services | Director/Board Member | 2017-08-30 |
Former positions of Michelle Seitz
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Training of Michelle Seitz
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
63
1st degree connections
22
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 22 |
|---|---|
Metropolitan Life Insurance Co.
Metropolitan Life Insurance Co. Multi-Line InsuranceFinance Provides insurance, pension and employee benefits services | Finance |
NationsBank Corp.
 NationsBank Corp. Major BanksFinance Bank holding company | Finance |
Russell Investment Management LLC
 Russell Investment Management LLC Investment ManagersFinance RIM’s portfolios are often invested using a multi-style, multi-manager open-architecture approach. The firm offers investment advice regarding equities and fixed-income securities, as well as certain derivative instruments. They may also recommend that managed account clients invest in affiliated funds, certain other pooled investment vehicles, other open- or closed-end mutual funds, separate account programs, individual securities, or other assets. | Finance |
MetLife, Inc.
 MetLife, Inc. Multi-Line InsuranceFinance Provides insurance, annuities, employee benefits and asset management services | Finance |
Russell Investments Implementation Services LLC
 Russell Investments Implementation Services LLC Investment ManagersFinance RIIS? investment decisions are grounded in understanding a client?s objectives and designing thoughtful, practical investment solutions to meeting their specific goals. They use various investment strategies and methods of analysis, including proprietary models, data, and analytic systems in implementing an advisory strategy for a client. The firm creates an investable portfolio based on strategic beliefs through a combination of money manager selection and direct investment, identifying the best available sources of return based on their manager research capabilities and accessing factor exposures. | Finance |
Russell Investment Group Pty Ltd.
 Russell Investment Group Pty Ltd. Investment ManagersFinance Russell Investment is an active manager that utilizes asset allocation and diversification is based on one simple insight. | Finance |
MSCI, Inc.
 MSCI, Inc. Financial Publishing/ServicesCommercial Services Provides investment decision support applications to investment institutions worldwide | Commercial Services |
William Blair Funds
 William Blair Funds Investment Trusts/Mutual FundsMiscellaneous Acts as Open-End Investment Fund/Unit Trust | Miscellaneous |
Financial Accounting Foundation
 Financial Accounting Foundation Investment Trusts/Mutual FundsMiscellaneous Operates non-profit organization that engages in administration, financing and appointment of financial & governmental accounting standards boards | Miscellaneous |
Washington Roundtable
Washington Roundtable Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that comprised senior executives of major private sector employers in Washington state | Commercial Services |
Fred Hutchinson Cancer Center
Fred Hutchinson Cancer Center Hospital/Nursing ManagementHealth Services Operates as a cancer treatment center | Health Services |
William Blair & Co. LLC (Investment Management)
 William Blair & Co. LLC (Investment Management) Investment ManagersFinance William Blair-IM is an active investment manager that utilizes a variety of methods and strategies to make investment decisions and recommendations. When evaluating investment opportunities, they employ fundamental and technical research methods using various resources. | Finance |
William Blair International Ltd. (Investment Management)
 William Blair International Ltd. (Investment Management) Investment ManagersFinance WBI-IM utilizes active management and employs disciplined, analytical research processes across a wide range of strategies, including US equity, non-US equity, fixed income, and multi-asset. The firm's equity investment philosophy places a heavy emphasis on consistent and thorough fundamental research, while the fixed-income team uses a research-based approach to select securities and build portfolios. Their Dynamic Allocation Strategies (DAS) team manages global multi-asset strategies that offer diversified long and short macro exposures. | Finance |
Russell Investments Corporate Class, Inc. | |
Kelley School of Business
 Kelley School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
William Blair Investment Management LLC
 William Blair Investment Management LLC Investment ManagersFinance William Blair is an active investment manager which employs disciplined, analytical research processes across a wide range of strategies, including US equity, non-US equity, and emerging markets debt. The firm employs both fundamental and technical research methods when evaluating investment opportunities. | Finance |
Emerald Acquisition Ltd.
 Emerald Acquisition Ltd. Investment ManagersFinance Provides asset management services | Finance |
Russell Investments US Institutional Holdco, Inc.
 Russell Investments US Institutional Holdco, Inc. MiscellaneousMiscellaneous Functions as an investment holding company | Miscellaneous |
Russell Investments Group Ltd.
Russell Investments Group Ltd. Financial ConglomeratesFinance Provides investment services | Finance |
Sana Biotechnology, Inc.
 Sana Biotechnology, Inc. BiotechnologyHealth Technology Operates as a biotechnological company which creates and delivers engineered cells as medicine for patients | Health Technology |
Russell Investments UK Midco Ltd.
Russell Investments UK Midco Ltd. Investment ManagersFinance Operates as a holding company with interest in providing investment management, investment advisory and consulting services | Finance |
Challenge Seattle |
- Stock Market
- Insiders
- Michelle Seitz
