![William Mayer](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>)
William Mayer
Voorzitter bij
IRONSTONE PROPERTIES, INC.
Vermogen: 1 $ op 31-08-2023
Profiel
William Emilio Mayer founded Park Avenue Equity Partners in 1999, where he is working as Partner from 1999.
Mr. Mayer also currently works at Ironstone Properties, Inc., as Chairman from 2021, Middle East Investment Initiative, as Vice Chairman from 2013, Rosemore, Inc., as Director from 2005, and various other companies.
Mr. Mayer also formerly worked at First Boston Corp., as President & Chief Executive Officer from 1967 to 1990, The Aspen Institute, Inc., as Chairman from 2007 to 2008, Lee Enterprises, Inc., as Lead Independent Director, and various other companies.
Mr. Mayer received his undergraduate degree and Masters Business Admin degree from the University of Maryland.
Bekende belangen in openbare bedrijven
| Onderneming | Datum | Aantal aandelen | Totale waarde | Waarderingsdatum |
|---|---|---|---|---|
| 31-12-2025 | 142.857 ( 4,11% ) | 1 $ | 31-08-2023 |
Actieve functies van William Mayer
| Bedrijven | Functie | Begin |
|---|---|---|
| BLACKROCK CAPITAL INVESTMENT CORPORATION | Directeur/Bestuurslid | 01-01-2005 |
| IRONSTONE PROPERTIES, INC. | Voorzitter | 25-03-2021 |
Pardee Rand Graduate School
 Pardee Rand Graduate School Other Consumer ServicesConsumer Services Functions as a College/University | Directeur/Bestuurslid | - |
The Rubin Museum of Art
 The Rubin Museum of Art Other Consumer ServicesConsumer Services Operates art museum | Directeur/Bestuurslid | - |
Global Health Corps
 Global Health Corps Medical/Nursing ServicesHealth Services Provides blood related health services | Directeur/Bestuurslid | - |
Lirio, Inc.
 Lirio, Inc. Packaged SoftwareTechnology Services Develops communication software for financial advisors | Directeur/Bestuurslid | - |
Friends of Florence, Inc. | Directeur/Bestuurslid | - |
Rosemore, Inc.
 Rosemore, Inc. Oil & Gas ProductionEnergy Minerals Explores and trades oil and natural gas | Directeur/Bestuurslid | 01-01-2005 |
Hambrecht Partners Holding LLC
 Hambrecht Partners Holding LLC Investment ManagersFinance Hambrecht Partners Holding invests in companies located in the United States. The firm focuses on healthcare and technology sectors. It participates in early stage capital requirements. | Directeur/Bestuurslid | 01-01-2009 |
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Eerdere bekende functies van William Mayer
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Opleiding van William Mayer
Ervaring
Beklede functies
Actief
Inactief
Beursgenoteerde bedrijven
Bedrijven in privébezit
Connecties
83
Eerstegraads connecties
42
Bedrijven verbonden in de eerste graad
Man
Vrouw
Besturend
Uitvoerend
Verwante bedrijven
| Bedrijven in privébezit | 42 |
|---|---|
Credit Suisse Securities (USA) LLC (Broker)
 Credit Suisse Securities (USA) LLC (Broker) Investment Banks/BrokersFinance Provides brokerage services | Finance |
First Boston Corp.
 First Boston Corp. Real Estate Investment TrustsFinance Operates as real estate investment trusts | Finance |
Lee Enterprises, Inc.
 Lee Enterprises, Inc. Publishing: NewspapersConsumer Services Provides local news, information, marketing and advertising services | Consumer Services |
Trusted Media Brands, Inc.
 Trusted Media Brands, Inc. Advertising/Marketing ServicesCommercial Services Operates as a direct marketing company | Commercial Services |
Columbia Funds Variable Insurance Trust
 Columbia Funds Variable Insurance Trust Investment Trusts/Mutual FundsMiscellaneous Acts as Open-End Investment Fund/Unit Trust | Miscellaneous |
Ironstone Properties, Inc.
 Ironstone Properties, Inc. Financial ConglomeratesFinance Engages in funding of businesses | Finance |
Liberty All Star Growth Fund, Inc. | Miscellaneous |
Rochester Christian University
 Rochester Christian University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Rosemore, Inc.
Rosemore, Inc. Oil & Gas ProductionEnergy Minerals Explores and trades oil and natural gas | Energy Minerals |
Reliant Pharmaceuticals LLC
 Reliant Pharmaceuticals LLC Pharmaceuticals: MajorHealth Technology Manufactures pharmaceutical products | Health Technology |
Miller Buckfire & Co. LLC
 Miller Buckfire & Co. LLC Investment ManagersFinance Provides restructuring advisory services | Finance |
BlackRock Capital Investment Corp
 BlackRock Capital Investment Corp Investment ManagersFinance Operates as a closed-end management investment company | Finance |
Columbia Funds Series Trust I | |
DynaVox, Inc.
 DynaVox, Inc. Information Technology ServicesTechnology Services Provides speech generating devices | Technology Services |
Liberty All Star Equity Fund
 Liberty All Star Equity Fund Investment Trusts/Mutual FundsMiscellaneous Acts as Closed-End Investment Fund/Investment Trust | Miscellaneous |
Premier Healthcare Solutions, Inc.
 Premier Healthcare Solutions, Inc. Miscellaneous Commercial ServicesCommercial Services Provides health care management consulting services | Commercial Services |
Development Capital Partners LLC
 Development Capital Partners LLC Investment ManagersFinance Profile Unavailable | Finance |
Park Avenue Equity Partners
 Park Avenue Equity Partners Investment ManagersFinance Park Avenue Equity Partners invests in companies located in the United States. The firm focuses on a broad range of sectors and industries. It provides financing for buyout stage capital transactions. | Finance |
Tobii Dynavox LLC
 Tobii Dynavox LLC Medical SpecialtiesHealth Technology Manufactures hearing machines for disabled people | Health Technology |
University of Maryland
 University of Maryland Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Council on Foreign Relations, Inc.
 Council on Foreign Relations, Inc. Investment Trusts/Mutual FundsMiscellaneous Functions as a foundation or endowment | Miscellaneous |
The Aspen Institute, Inc.
 The Aspen Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Operates institute that fosters leadership skills | Commercial Services |
The Rubin Museum of Art
The Rubin Museum of Art Other Consumer ServicesConsumer Services Operates art museum | Consumer Services |
Washington Institute Foundation | |
52nd Street Capital Advisors LLC
 52nd Street Capital Advisors LLC Investment ManagersFinance 52nd Street Capital invests in companies located in the United States. The firm targets companies operating across a broad range of sectors and industries. It provides financing for buyout capital requirements. | Finance |
The Atlantic Council of the United States
 The Atlantic Council of the United States Miscellaneous Commercial ServicesCommercial Services Provides international affairs services | Commercial Services |
Friends of Florence, Inc. | |
Aspen Institute Italia
 Aspen Institute Italia Miscellaneous Commercial ServicesCommercial Services Operates as a nonprofit policy institute promoting leadership, public policy research, international dialogue and economic and social development | Commercial Services |
Middle East Investment Initiative
 Middle East Investment Initiative Miscellaneous Commercial ServicesCommercial Services Operates as a non-profit organization that leverages public and private resources to deliver finance & technical assistance | Commercial Services |
Dynavox Systems Holdings LLC
 Dynavox Systems Holdings LLC Miscellaneous Commercial ServicesCommercial Services Provides accounting services | Commercial Services |
Robert H. Smith School of Business
 Robert H. Smith School of Business Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Pardee Rand Graduate School
Pardee Rand Graduate School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Premier, Inc.
 Premier, Inc. Hospital/Nursing ManagementHealth Services Operates as a holding company with the interests in health and technology services | Health Services |
Premier Plans LLC | |
University of Rochester Simon Business School
 University of Rochester Simon Business School Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Harlem Academy
 Harlem Academy Other Consumer ServicesConsumer Services Operates as a co-educational school | Consumer Services |
Acumen /CA/
 Acumen /CA/ BiotechnologyHealth Technology Provides revolutionizing the diagnosis and treatment of autism and other disorders through smartphone | Health Technology |
Hambrecht Partners Holding LLC
Hambrecht Partners Holding LLC Investment ManagersFinance Hambrecht Partners Holding invests in companies located in the United States. The firm focuses on healthcare and technology sectors. It participates in early stage capital requirements. | Finance |
Global Health Corps
Global Health Corps Medical/Nursing ServicesHealth Services Provides blood related health services | Health Services |
Lirio, Inc.
Lirio, Inc. Packaged SoftwareTechnology Services Develops communication software for financial advisors | Technology Services |
Rosehill Resources, Inc.
 Rosehill Resources, Inc. MiscellaneousMiscellaneous Explores for oil and natural gas | Miscellaneous |
Renovo Concepts, Inc.
 Renovo Concepts, Inc. Medical/Nursing ServicesHealth Services Provides healthcare services | Health Services |
