William E. Mayer
Chairman at IRONSTONE PROPERTIES, INC.
Net worth: 1 $ as of 2023-08-30
Profile
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 Group, 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 University of Maryland, as Chairman, The Aspen Institute, Inc., as Chairman-Emeritus from 2007 to 2008, and various other companies.
Mr. Mayer received his undergraduate degree and Masters Business Admin degree from the University of Maryland.
Known holdings in public companies
Company | Date | Number of shares | Valuation | Valuation date |
---|---|---|---|---|
IRONSTONE GROUP, INC.
4.11% | 2022-12-30 | 142,857 ( 4.11% ) | 1 $ | 2023-08-30 |
William E. Mayer active positions
Companies | Position | Start |
---|---|---|
BLACKROCK CAPITAL INVESTMENT CORPORATION | Director/Board Member | 2004-12-31 |
ROSEHILL RESOURCES INC. | Director/Board Member | 2017-03-31 |
IRONSTONE PROPERTIES, INC. | Chairman | 2021-03-24 |
Columbia Funds Series Trust I | Director/Board Member | - |
Pardee Rand Graduate School | Director/Board Member | - |
The Rubin Museum of Art
The Rubin Museum of Art Other Consumer ServicesConsumer Services The Rubin Museum of Art operates an art museum. The private company is based in New York, NY. | Director/Board Member | - |
Global Health Corps | Director/Board Member | - |
Columbia Funds Variable Insurance Trust | Director/Board Member | - |
Friends of Florence, Inc. | Director/Board Member | - |
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Former positions of William E. Mayer
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Training of William E. Mayer
University of Maryland | Masters Business Admin |
Experiences
Positions held
Connections
1st degree connections
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
Listed companies | 3 |
---|---|
LEE ENTERPRISES, INCORPORATED | Consumer Services |
IRONSTONE PROPERTIES, INC. | Finance |
PREMIER, INC. | Health Services |
Private companies | 31 |
---|---|
Credit Suisse Securities (USA) LLC (Broker)
Credit Suisse Securities (USA) LLC (Broker) Investment Banks/BrokersFinance Credit Suisse Securities (USA) LLC (Credit Suisse Securities USA) is the broker/dealer division of Credit Suisse Securities (USA) LLC, an investment banking company headquartered in New York City. The firm was founded in 1998 and is a wholly owned subsidiary of Credit Suisse (USA), Inc., ultimately owned by Credit Suisse Group AG (SWX: CSGN) in Switzerland. Credit Suisse Securities USA offers a suite of equities, solutions and credit products and services which includes global securities sales, trading and execution, prime brokerage and comprehensive investment research. Their clients include financial institutions, corporations, governments, institutional investors, such as pension funds and hedge funds, and private individuals around the world. | Finance |
First Boston Corp. | Finance |
Liberty All-Star Equity Fund
Liberty All-Star Equity Fund Investment Trusts/Mutual FundsMiscellaneous Liberty All Star Equity Fund operates as a diversified, closed-end management investment company. It seeks total investment return comprised of long-term capital appreciation and current income through investing primarily in a diversified portfolio of equity securities. The company was founded on October 31, 1986 and is headquartered in Denver, CO. | Miscellaneous |
Trusted Media Brands, Inc.
Trusted Media Brands, Inc. Advertising/Marketing ServicesCommercial Services Trusted Media Brands, Inc. operates as a multi-brand and multi-platform media and direct marketing company. The firm publishes magazines, books, music collections, and video products. It offers consumer goods and fitness products. The company was founded by DeWitt Wallace in 1922 and is headquartered in New York, NY. | Commercial Services |
Columbia Funds Variable Insurance Trust | Miscellaneous |
Liberty All Star Growth Fund, Inc. | Miscellaneous |
Rosemore, Inc.
Rosemore, Inc. Oil & Gas ProductionEnergy Minerals Rosemore, Inc. explores and trades oil and natural gas. It offers oil and gas marketing business is a hardy perennial. The company was founded in 1931 and is headquartered in Baltimore, MD. | Energy Minerals |
Reliant Pharmaceuticals LLC
Reliant Pharmaceuticals LLC Miscellaneous Commercial ServicesCommercial Services Reliant Pharmaceuticals, Inc. sells, markets and develops cardiovascular pharmaceutical products. The company focuses on marketing promotionally sensitive pharmaceutical products to the primary care, cardiovascular and specialist physician markets in the United States. The company is headquartered in Liberty Corner, NJ | Commercial Services |
Miller Buckfire & Co. LLC
Miller Buckfire & Co. LLC Investment ManagersFinance Miller Buckfire & Co. LLC operates as an investment bank, which provides corporate finance and strategic advisory services. It focuses on addressing transformational issues of clients such as recapitalizations, acquisitions, sales and divestitures, and debt and equity financing transactions. The company was founded by Kenneth A. Buckfire and Henry S. Miller in 2002 and is headquartered in New York, NY. | Finance |
BlackRock Capital Investment Corp
BlackRock Capital Investment Corp Investment ManagersFinance BlackRock Capital Investment Corp., engages in the traded fund, seeks investment opportunities in middle market companies located in the United States and Canada with revenues of $50 million to $1 billion. The fund targets companies operating in the field of consumer services, technology, distribution, commercial services, health services, retail trade, finance, and transportation. It provides financing in the form of equity, mezzanine and debt investments with an investment size ranging from USD 10 - 50 million. The company was founded on April 13, 2005 and is headquartered in New York, NY. | Finance |
Columbia Funds Series Trust I | |
DynaVox, Inc.
DynaVox, Inc. Information Technology ServicesTechnology Services DynaVox, Inc. develops and markets software, devices and content to assist people in overcoming their speech, language or learning disabilities. Its speech generating devices are used by those who are unable to speak, such as adults with amyotrophic lateral sclerosis, strokes or traumatic brain injuries and children with cerebral palsy, autism or other disorders. The company devices allow connecting with society and controlling their environment in a variety of ways, including the ability to access the Internet, send text messages and control light switches, televisions and other features of their homes. Its speech generating devices are powered by software platform that utilizes adaptive and predictive language models and its proprietary symbol sets. DynaVox was founded on December 16, 2009 and is headquartered in Pittsburgh, PA. | Technology Services |
Premier Healthcare Solutions, Inc.
Premier Healthcare Solutions, Inc. Miscellaneous Commercial ServicesCommercial Services Premier Healthcare Solutions, Inc. owns and operates as a health care enterprise. It offers emergency medicine physicians, as well as manages hospital emergency departments. The company was founded in 1995 and is headquartered in Charlotte, NC. | Commercial Services |
Development Capital Partners LLC
Development Capital Partners LLC Investment ManagersFinance Founded in 1996, Development Capital Partners LLC is a registered investment advisor located in New York City. | Finance |
Park Avenue Equity Partners
Park Avenue Equity Partners Investment ManagersFinance Park Avenue Equity Partners (Park Avenue Equity Partners) is a private equity firm founded in 1999 by William E. Mayer and James Douglas Holladay. The firm is headquartered in New York. | Finance |
Tobii Dynavox LLC
Tobii Dynavox LLC Medical SpecialtiesHealth Technology Tobii Dynavox LLC manufactures hearing machines for disabled people. It provides touch and eye tracking based assistive technology hardware and software for those with communication and mobility challenges. The firm offers T7, EyeR, M-8, EyeMobile, PCEye Explore and PCEye Go devices. The company was founded in 1983 and is headquartered in Pittsburgh, PA. | Health Technology |
Council on Foreign Relations, Inc.
Council on Foreign Relations, Inc. Investment Trusts/Mutual FundsMiscellaneous Council on Foreign Relations, Inc. provides and disseminates ideas on foreign policies to individuals, corporate members, journalists and policy makers. It operates a forum for government officials, students and other interested parties to study and discuss world issues and impact on American foreign policies. The company publishes Foreign Affairs, a magazine that comes out six times a year, along with books and studies by its own scholars. Council on Foreign Relations was founded in 1921 and is headquartered in New York City, NY. | Miscellaneous |
The Aspen Institute, Inc.
The Aspen Institute, Inc. Miscellaneous Commercial ServicesCommercial Services The Aspen Institute operates an institution that fosters leadership skills and open-minded dialogue. It conducts seminars, policy programs, conferences and leadership development initiatives, the Institute and its international partners seek to promote nonpartisan inquiry. The company was founded in 1949 and is headquartered in Washington, DC. | Commercial Services |
The Rubin Museum of Art
The Rubin Museum of Art Other Consumer ServicesConsumer Services The Rubin Museum of Art operates an art museum. The private company is based in New York, NY. | Consumer Services |
52nd Street Capital Advisors LLC
52nd Street Capital Advisors LLC Investment ManagersFinance 52nd Street Capital Advisors LLC (52nd Street Capital) is a private equity subsidiary of BlackrRock, Inc. founded in 2005 by James R Maher and Michael B Lazar. The firm is headquartered in New York. | Finance |
The Atlantic Council of the United States
The Atlantic Council of the United States Miscellaneous Commercial ServicesCommercial Services The Atlantic Council of the United States engages in the promotion of constructive leadership and engagement in international affairs. The company is headquartered in Washington, DC. | Commercial Services |
Friends of Florence, Inc. | |
Middle East Investment Initiative | |
Dynavox Systems Holdings LLC | Commercial Services |
Premier Plans LLC | |
Acumen /CA/
Acumen /CA/ BiotechnologyHealth Technology Acumen is a company based in San Francisco, CA. Acumen provides revolutionizing the diagnosis and treatment of autism and other disorders through smartphone. Acumen /CA/ was founded by Jessica Owens. | Health Technology |
Hambrecht Partners Holding LLC
Hambrecht Partners Holding LLC Investment ManagersFinance Hambrecht Partners Holding LLC (Hambrecht Partners) is a venture capital subsidiary of WR Hambrecht + Co. LLC founded in 1999 by William Robert Hambrecht and Igor M. Sill. The firm is headquartered in San Francisco, California. | Finance |
Global Health Corps | |
Lirio LLC
Lirio LLC Packaged SoftwareTechnology Services Lirio LLC develops a behavior change artificial intelligence platform. It uses personalized engagement to improve health outcomes. The company is headquartered in Knoxville, TN. | Technology Services |
Rosehill Resources, Inc.
Rosehill Resources, Inc. MiscellaneousMiscellaneous Rosehill Resources, Inc. engages in the production of oil and natural gas. It focuses on the acquisition, exploration, and development of unconventional oil and associated liquids-rich natural gas reserves in the Permian Basin. The company was founded on September 21, 2015 and is headquartered in Houston, TX. | Miscellaneous |
Renovo Concepts, Inc.
Renovo Concepts, Inc. Medical/Nursing ServicesHealth Services Renovo Concepts, Inc. provides healthcare services. The company was founded in 2016 and is headquartered in San Antonio, TX. | Health Services |
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