Network origin in Mark Callahan first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Hamilton College (New York)
76
| College/University | Other Consumer Services | 76 |
Brevet Capital Management LLC
 Brevet Capital Management LLC Investment ManagersFinance Brevet Capital Management LLC (BCM) is a SEC-registered investment advisor and hedge fund management firm headquartered in New York City. The firm was founded in 1998 and is a wholly-owned subsidiary of Brevet Holdings LLC. BCM provides investment advisory services to a variety of alternative investment vehicles, focusing primarily on pooled investment vehicles (Funds) and separately managed accounts (SMAs) for a diverse group of global investors.
9
| Subsidiary | Investment Managers | 9 |
Brevet Capital Management LLC /Private Equity/
 Brevet Capital Management LLC /Private Equity/ Investment ManagersFinance Brevet Capital Management LLC /Private Equity/ (Brevet Capital) is a private equity division of Brevet Capital Management LLC founded by Douglas Anthony Monticciolo and Mark Jonathan Callahan. The firm is headquartered in New York.
7
| Subsidiary | Investment Managers | 7 |
Turing Capital
1
| Private Company | 1 | |
FCS Advisors LLC
1
| Private Company | 1 | |
Brevet Direct Lending Intermediate - Duration Fund LP
1
| Private Eq Fd/Alt Invt | Investment Managers | 1 |
Bc Immigration Fund LLC
1
| Subsidiary | 1 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Mark Callahan via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
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. | Investment Banks/Brokers | Corporate Officer/Principal Analyst-Equity Corporate Officer/Principal Corporate Officer/Principal Analyst-Equity | |
Macquarie Investment Management Business Trust
 Macquarie Investment Management Business Trust Investment ManagersFinance Macquarie Investment Management Business Trust (MIMBT) is a SEC-registered investment advisor headquartered in Philadelphia, Pennsylvania. The firm was founded in 1988 and formerly known as Delaware Management Business Trust. They are a subsidiary of Delaware Investment Management Co. LLC, ultimately held by Macquarie Group Ltd. (ASX: MQG) in Australia. MIMBT advises a variety of institutional clients. The firm also provides investment services to certain affiliates and acts as a sub-advisor to unaffiliated sponsors and investment products. | Investment Managers | Analyst-Fixed Income Corporate Officer/Principal | |
Fidelity Management & Research Co. LLC
 Fidelity Management & Research Co. LLC Investment ManagersFinance Fidelity Management & Research Co. (FMR) is a SEC-registered investment advisor headquartered in Boston, Massachusetts. The firm was founded in 1946 and is a subsidiary of FMR LLC, also known as Fidelity Investments. FMR provides investment supervisory services, which include sub-advisory services, to Fidelity's family of mutual funds and exchange-traded funds, qualified tuition programs, privately offered unregistered investment funds, separately managed account clients, and various other institutional accounts. | Investment Managers | Analyst-Equity Analyst-Equity | |
Amundi Asset Management US, Inc.
 Amundi Asset Management US, Inc. Investment ManagersFinance Amundi Asset Management US, Inc. (Amundi US) is a SEC-registered investment advisor and mutual fund manager headquartered in Boston, Massachusetts. The firm was founded in 1928 and formerly known as Pioneer Investment Management, Inc. and Amundi Pioneer Asset Management, Inc. In 2021, they merged with and into Amundi Pioneer Institutional Asset Management, Inc. and subsequently changed their name to Amundi Asset Management US, Inc. They are a wholly owned subsidiary of Amundi US, Inc., ultimately held by Rue La Boëtie SAS’ Credit Agricole SA (EPA: ACA) in France. Amundi US provides investment management services to pooled investment vehicles and separately managed accounts. | Investment Managers | Portfolio Manager-Equities | |
| MORGAN STANLEY | Investment Managers | Corporate Officer/Principal Corporate Officer/Principal | |
| Rochester Christian University | College/University | Masters Business Admin | |
HarbourVest Partners LLC
 HarbourVest Partners LLC Investment ManagersFinance HarbourVest Partners LLC (HarbourVest Partners) is a private equity & venture capital firm founded in 1982 by David Brooks Zug. The firm is headquartered in Boston, Massachusetts with additional offices around the world. | Investment Managers | Private Equity Analyst Private Equity Investor | |
Peninsula Capital Management, Inc.
 Peninsula Capital Management, Inc. Investment ManagersFinance Founded in 1989 by Scott Bedford, Peninsula Capital Management, Inc. hedge fund manager located in Burlingame, California. The firm manages equity capital for a select group of clients including institutions, endowments and high net-worth investors. | Investment Managers | Portfolio Manager-Equities | |
FIG LLC
 FIG LLC Investment ManagersFinance FIG LLC, operates as Fortress Investment Group (Fortress), is a hedge fund manager headquartered in New York City. The firm was founded in 1998 and is a subsidiary of Fortress Operating Entity I LP, ultimately owned by SoftBank Group Corp. (TYO: 9984) in Japan. Fortress manages assets on behalf of institutional clients and private investors worldwide across a range of credit and real estate, private equity and permanent capital investment strategies. | Investment Managers | Comptroller/Controller/Auditor Corporate Officer/Principal | |
| IG GROUP HOLDINGS PLC | Investment Banks/Brokers | Director/Board Member | |
Whale Rock Capital Management LLC
 Whale Rock Capital Management LLC Investment ManagersFinance Whale Rock Capital Management LLC (Whale Rock) is an independent, SEC-registered investment advisor and hedge fund manager headquartered in Boston, Massachusetts. The firm was founded by Alexander Sacerdote in 2006. Whale Rock sponsor and manage pooled investment vehicles. Their flagship funds include (i) Whale Rock Flagship Fund LP and Whale Rock Flagship Fund Ltd., which are feeder funds into Whale Rock Flagship Master Fund, LP and (ii) Whale Rock Flagship (AI) Fund LP. Investors in the funds include high net worth individuals, trusts, foundations, endowments, charitable organizations, pension plans, corporations, funds of funds and other US and international institutional investors. | Investment Managers | Chief Executive Officer Analyst-Equity | |
| GARRISON CAPITAL INC. | Miscellaneous | Director of Finance/CFO | |
| The Trustees of Columbia University in The City of New York | College/University | Graduate Degree Masters Business Admin | |
Harvard University
 Harvard University Other Consumer ServicesConsumer Services Harvard University engages in the provision of teaching and research. It has twelve degree-granting Schools in addition to the Radcliffe Institute for Advanced Study, offering a global education. The university was founded in 1636 and is headquartered in Cambridge, MA. | College/University | Masters Business Admin Masters Business Admin Masters Business Admin Doctorate Degree | |
| University of Pennsylvania | College/University | Masters Business Admin Graduate Degree | |
Goldman Sachs & Co. LLC
 Goldman Sachs & Co. LLC Investment Banks/BrokersFinance Goldman Sachs & Co. LLC (GS&Co.) is a securities brokerage firm headquartered in New York City. Founded in 1927, the firm is a subsidiary of The Goldman Sachs Group, Inc. (NYSE: GS). GS&Co. provides services to help hedge funds manage risk, monitor portfolios, maintain liquidity and build their businesses. They offer clients access to global equity and derivatives markets, as well as foreign exchange, commodities, European Lefts, rates and credit across the Americas, Europe and Asia. The firm proactively monitors capital markets, searching for pockets of liquidity and news that may require changes to those strategies. Integration with the Goldman Sachs network gives clients access to the firm's sectored block trades and their insights into price discovery. Their electronic trading program provides clients with tools to manage their trades from pre-trade analytics to post-trade analysis. | Investment Banks/Brokers | Corporate Officer/Principal Private Equity Analyst Analyst-Equity Corporate Officer/Principal | |
| Boston University | College/University | Masters Business Admin Graduate Degree Undergraduate Degree | |
Barclays Capital, Inc.
 Barclays Capital, Inc. Investment Banks/BrokersFinance Barclays Capital, Inc. is a registered broker/dealer headquartered in New York City. The firm was founded in 1997 and is a subsidiary of Barclays Group US, Inc., ultimately owned by Barclays plc (LON: BARC) in Great Britain. Barclays Capital provides large corporate, government and institutional clients a full spectrum of prime brokerage services which includes equities and fixed income financing, OTC Clearing, Futures and Foreign Exchange Prime Brokerage and access to industry insights and analytics from their Strategic Consulting team. | Investment Banks/Brokers | Analyst-Equity Analyst-Fixed Income Analyst-Equity | |
Cornell University
 Cornell University Other Consumer ServicesConsumer Services Cornell University is an educational institution that offers undergraduate and post graduate programs. It was founded in 1865 and is based in Ithaca, NY. | College/University | Masters Business Admin Undergraduate Degree Masters Business Admin | |
| New York University | College/University | Masters Business Admin Masters Business Admin Graduate Degree Masters Business Admin Masters Business Admin Masters Business Admin | |
| Pace University | College/University | Graduate Degree Graduate Degree | |
| State University of New York at Albany | College/University | Doctorate Degree Graduate Degree | |
American Bar Association
 American Bar Association Miscellaneous Commercial ServicesCommercial Services American Bar Association provides legal services. It provides law school accreditation, continuing legal education, legal information and other services to assist legal professionals. The firm has members which include judges, court administrators, law professors, and non-practicing attorneys. The company was founded on August 21, 1878 and is headquartered in Chicago, IL. | Miscellaneous Commercial Services | Corporate Officer/Principal Corporate Officer/Principal | |
Greystone & Co., Inc.
 Greystone & Co., Inc. Investment ManagersFinance Greystone & Co., Inc. provides real estate lending, investment and advisory services. It offers mortgage finance solutions across multiple platforms, including FHA, Fannie Mae, Freddie Mac, USDA, CMBS, bridge, mezzanine and other proprietary loan programs. The company was founded by Stephen Rosenberg in 1988 and is headquartered in New York, NY. | Investment Managers | Corporate Officer/Principal Director/Board Member | |
| London School of Economics & Political Science | College/University | Undergraduate Degree Graduate Degree | |
The Blackstone Group, Inc. (Illinois)
 The Blackstone Group, Inc. (Illinois) Engineering & ConstructionIndustrial Services The Blackstone Group, Inc. provides marketing research services. It provides custom market research services for clients in industries as consumer packaged goods, financial services, healthcare and technology. The firm's clients include eBay, Harris Bank and Pfizer. The company was founded by Ashref A. Hashim in 1987 and is headquartered in Chicago, IL. | Engineering & Construction | Corporate Officer/Principal | |
Credit Suisse Securities (USA) LLC
 Credit Suisse Securities (USA) LLC Regional BanksFinance Credit Suisse Securities (USA) LLC provides a variety of capital raising, market making, advisory and brokerage services for governments, financial institutions, high-net-worth individuals, and corporate clients and affiliates. It is also a primary dealer in U.S. government securities and an underwriter, placement agent, and dealer for money market instruments, commercial paper, mortgage and other assetbacked securities, as well as a range of debt, equity and other convertible securities of corporations and other issuers. The company was founded on January 3, 2003 and is headquartered in New York, NY. | Regional Banks | Corporate Officer/Principal | |
| State University of New York at Binghamton | College/University | Undergraduate Degree | |
| Columbia Business School | College/University | Masters Business Admin Masters Business Admin Masters Business Admin | |
| The Wharton School of the University of Pennsylvania | College/University | Masters Business Admin Masters Business Admin Undergraduate Degree | |
| Tuck School of Business at Dartmouth | College/University | Masters Business Admin Masters Business Admin | |
| The Leonard N Stern School of Business | College/University | Masters Business Admin Masters Business Admin | |
Mount Kellett Capital Management LP (Private Equity)
 Mount Kellett Capital Management LP (Private Equity) Investment ManagersFinance Mount Kellett Capital Management LP (Mount Kellett Capital) is a private equity subsidiary of Mount Kellett Capital Management LP founded in 2008 by Edward Mark Mcgoldrick and Jason E Maynard. The firm is headquartered in New York, New York. | Investment Managers | Founder Director/Board Member | |
Women's Forum, Inc.
 Women's Forum, Inc. Miscellaneous Commercial ServicesCommercial Services Part of Leadership Foundations, Women's Forum, Inc. is a non-profit community for women leaders of diverse achievement. The company is based in New York, NY. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
Garrison Investment Group LP
 Garrison Investment Group LP Investment ManagersFinance Garrison Investment Group LP (GIG) is a SEC-registered investment advisor and hedge fund manager headquartered in New York City. The firm was founded in 2007 and is a subsidiary of GIG GP LLC. GIG manages investor capital through a diversified set of vehicles which include private equity format funds and corporate credit lending funds as well as separately managed accounts. In addition, they manage collateralized loan obligations (CLOs) through their affiliates. | Investment Managers | Director of Finance/CFO | |
Garrison Investment Group
 Garrison Investment Group Investment ManagersFinance Garrison Investment Group (Garrison) is a private equity subsidiary of Garrison Investment Group LP founded in 2007 by Steve Stuart and Joe Tansey. The firm is headquartered in New York. | Investment Managers | Director of Finance/CFO | |
DB USA Corp.
 DB USA Corp. Financial ConglomeratesFinance Part of Deutsche Bank AG, DB USA Corp. operates as a bank holding company. The company is based in New York, NY. | Financial Conglomerates | Director/Board Member |
Statistics
International
| United States | 44 |
| United Kingdom | 3 |
Sectoral
| Finance | 27 |
| Consumer Services | 16 |
| Commercial Services | 3 |
| Miscellaneous | 2 |
| Industrial Services | 2 |
Operational
| Director/Board Member | 151 |
| Corporate Officer/Principal | 149 |
| Undergraduate Degree | 90 |
| Private Equity Investor | 52 |
| Analyst-Equity | 39 |
Most connected contacts
| Insiders | |
|---|---|
| John Selby | 24 |
| Philip Sanderson | 23 |
| Harry Taylor | 23 |
| Susan Skerritt | 22 |
| Sean E. Epps | 21 |
| Geoff S. Oblak | 19 |
| Thomas Tull | 19 |
| Skip Besthoff | 19 |
| Stephen Ewald | 15 |
| John Werner | 14 |
| Greg Schwartz | 14 |
| Richard T. Dell'Aquila | 12 |
| Daniel Lascell | 12 |
| Thomas W. Scozzafava | 11 |
| Stephen Sylvester | 10 |
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