Network origin in Diana K. Mayer first degree
| Entity | Entity type | Industry | |
|---|---|---|---|
Putnam Reinsurance Co.
 Putnam Reinsurance Co. Property/Casualty InsuranceFinance Putnam Reinsurance Co. property and casualty insurance. The company is headquartered in New York, NY.
9
| Subsidiary | Property/Casualty Insurance | 9 |
Transatlantic Holdings, Inc.
 Transatlantic Holdings, Inc. Multi-Line InsuranceFinance Transatlantic Holdings, Inc. provides property and casualty reinsurance services. The company through its subsidiaries offers reinsurance capacity for a full range of property and casualty products, directly and through brokers, to insurance and reinsurance companies, in both the domestic and international markets on both a treaty and facultative basis. The firm was founded in 1986 and is headquartered in New York, NY.
7
| Subsidiary | Multi-Line Insurance | 7 |
Chart of Companies connected to the second degree
Multi-company connection
Companies connected to Diana K. Mayer via their personal network
| Company | Sector | Related people | Main position |
|---|---|---|---|
Transatlantic Reinsurance Co.
 Transatlantic Reinsurance Co. Property/Casualty InsuranceFinance Transatlantic Reinsurance Co. provides property and casualty reinsurance services. Its business line includes marine & aerospace and specialty casualty reinsurance. The company was founded in 1977 and is headquartered in New York, NY. | Property/Casualty Insurance | Director/Board Member Director/Board Member Chief Executive Officer Director/Board Member Director/Board Member Chief Executive Officer Director/Board Member Director/Board Member Director/Board Member Director/Board Member | |
| Transatlantic Re (Argentina) SA | Chief Executive Officer Director/Board Member Director/Board Member | ||
Fair American Insurance & Reinsurance Co.
 Fair American Insurance & Reinsurance Co. Property/Casualty InsuranceFinance Founded in 1985, Fair American Insurance & Reinsurance Co. is a subsidiary of Berkshire Hathaway, Inc. that provides fire and casualty insurance. The company is based in New York, NY. | Property/Casualty Insurance | Director/Board Member Director/Board Member Director/Board Member | |
| Calpe Insurance Co. Ltd. | Chief Executive Officer Director/Board Member Director/Board Member | ||
TReIMCo Ltd.
 TReIMCo Ltd. Property/Casualty InsuranceFinance Part of Berkshire Hathaway, Inc., TReIMCo Ltd. is a British company that provides non-life insurance services. The company is based in London, UK. The company was founded in 2009. The CEO is Michael Charles Sapnar. | Property/Casualty Insurance | Chief Executive Officer Director/Board Member Director/Board Member | |
| Professional Risk Management Services, Inc. | Chief Executive Officer Director/Board Member Director/Board Member | ||
| TRC (Panama) SA | Chief Executive Officer Director/Board Member Director/Board Member | ||
| Transatlantic Polska Sp zoo | Chief Executive Officer Director/Board Member Director/Board Member | ||
Transre Zurich Ltd.
 Transre Zurich Ltd. Multi-Line InsuranceFinance Trans Re Zurich Reinsurance Co. Ltd. is engaged in the provision of property and casualty reinsurance solutions. Its solution areas encompass traditional casualty, specialty casualty, property, marine, aviation, aerospace, surety and credit, agriculture and aquaculture, energy, and engineering insurance. The company was founded in 1976 and is headquartered in Zurich, Switzerland. | Multi-Line Insurance | Chief Executive Officer Director/Board Member Chairman | |
| AMERICAN INTERNATIONAL GROUP, INC. | Multi-Line Insurance | Director of Finance/CFO Corporate Officer/Principal Chief Executive Officer | |
Transatlantic Re (Brasil) Ltda.
 Transatlantic Re (Brasil) Ltda. Multi-Line InsuranceFinance Transatlantic Re (Brasil) Ltda. provides reinsurance services. It offers aviation, casualty, marine, property, surety and health coverage in both facultative and package deals to insurance firms in Brazil. The company was founded in 1998 and is located in Rio de Janeiro, Brasil. | Multi-Line Insurance | Director/Board Member Director/Board Member | |
Housing Authority Insurance Group
 Housing Authority Insurance Group Insurance Brokers/ServicesFinance Housing Authority Insurance Group is a non-profit organization provides insurance solutions, products, and services to the housing community. It offers housing insurance, risk control services, research reports, and advocacy planning. The company is headquartered in Cheshire, CT. | Insurance Brokers/Services | Director/Board Member Director/Board Member | |
International Lease Finance Corp.
 International Lease Finance Corp. Finance/Rental/LeasingFinance International Lease Finance Corp. leases and remarkets commercial jet aircraft. It leases and sells aircraft to flag carriers, medium- and small-sized airlines and cargo carriers. The firm specializes in the lease of Airbus and Boeing aircraft. The company also offers services that include fleet modernization, portfolio management and aircraft sales. International Lease Finance was founded in 1973 by Louis L. Gonda, Leslie L. Gonda and Steven F. Udvar-Házy and is headquartered in Los Angeles, CA. | Finance/Rental/Leasing | Director/Board Member Director/Board Member | |
| ALLEGHANY CORPORATION | Property/Casualty Insurance | Director/Board Member Director/Board Member | |
Beth Israel Deaconess Medical Center, Inc.
 Beth Israel Deaconess Medical Center, Inc. Hospital/Nursing ManagementHealth Services Beth Israel Deaconess Medical Center provides medical services. It offers patient care, biomedical research, teaching, and community services. It also provides organ transplantation, breast cancer care, and cardiac surgery services. The company was founded in 1896 and is headquartered in Boston, MA. | Hospital/Nursing Management | President | |
| St. George's Society of New York | Corporate Officer/Principal | ||
Chartered Management Institute
 Chartered Management Institute Miscellaneous Commercial ServicesCommercial Services The Chartered Management Institute provides management and leadership development training, qualifications, membership, and research skill services. The non-profit company is based in Corby, UK. The CEO of the British company is Ann Francke. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
| Chartered Insurance Institute | College/University | Corporate Officer/Principal | |
| Inner-City Scholarship Fund | Investment Trusts/Mutual Funds | Director/Board Member | |
| The American Associates of the Royal Academy Trust | Director/Board Member | ||
The Queen Elizabeth II September 11th Garden, Inc.
 The Queen Elizabeth II September 11th Garden, Inc. Engineering & ConstructionIndustrial Services The Queen Elizabeth II September 11th Garden, Inc. develops parks that aims to bring together neighbors, commonwealth friends, and countless angels. The company was founded on April 3, 2003 and is headquartered in New York, NY. | Engineering & Construction | Corporate Officer/Principal | |
| Stony Brook University | College/University | Director/Board Member | |
Vivian Beaumont Theater, Inc.
 Vivian Beaumont Theater, Inc. Movies/EntertainmentConsumer Services Lincoln Center Theater provides box office, membership, and gallery information. It offers playwrights program directors lab, open stages, an arts-in-education program operated in cooperation with New York City public schools. The company was founded by Eero Saarinen on October 21, 1965 and is headquartered in New York, NY. | Movies/Entertainment | Director/Board Member | |
The Partnership for New York City, Inc.
 The Partnership for New York City, Inc. Miscellaneous Commercial ServicesCommercial Services The Partnership for New York City operates as a charitable organization. It is a network of business leaders and corporations working for the economic and cultural betterment of all five boroughs of the city. The firm provides networking opportunities, conducts research, participates in policy making and lobbies government. The company was founded by David Rockefeller in 2002 and is headquartered in New York, NY. | Miscellaneous Commercial Services | Director/Board Member | |
Direct Line Group Ltd.
 Direct Line Group Ltd. Multi-Line InsuranceFinance Part of Direct Line Insurance Group Plc, Direct Line Group Ltd. is a British company that provides motor, home, commercial, travel, pet and rescue insurance services. The company is based in Bromley, UK and was founded in 1993. | Multi-Line Insurance | Chief Executive Officer | |
| DIRECT LINE INSURANCE GROUP PLC | Property/Casualty Insurance | Chairman | |
Complete Cover Group Ltd.
 Complete Cover Group Ltd. Insurance Brokers/ServicesFinance Complete Cover Group Ltd. provides insurance solutions. It offers car, taxi and travel insurance, and van and home cover products. The company was founded by Dennis Allen in 1968 and is headquartered in Middlesex, the United Kingdom. | Insurance Brokers/Services | Chairman | |
| VANQUIS BANKING GROUP PLC | Finance/Rental/Leasing | Corporate Officer/Principal | |
National Pediatric Multiple Sclerosis Center
 National Pediatric Multiple Sclerosis Center Miscellaneous Commercial ServicesCommercial Services The National Pediatric Multiple Sclerosis Center is a nationwide network of pediatrics that provides comprehensive evaluation and care to children and teens with multiple sclerosis. The private company is based in East Setauket. | Miscellaneous Commercial Services | Corporate Officer/Principal | |
Anesthesia Associates of Massachusetts PC
 Anesthesia Associates of Massachusetts PC Medical/Nursing ServicesHealth Services Anesthesia Associates of Massachusetts PC provides services. | Medical/Nursing Services | Chairman | |
| Beyond Parent LLC | Miscellaneous | Director/Board Member | |
Housing Authority Risk Retention Group, Inc.
 Housing Authority Risk Retention Group, Inc. Property/Casualty InsuranceFinance Housing Authority Risk Retention Group, Inc. provides fire, marine and casualty insurance. The company was founded by Jack Womack in 1987 and is headquartered in Cheshire, CT. | Property/Casualty Insurance | Director/Board Member | |
Millwall Holdings Ltd.
 Millwall Holdings Ltd. MiscellaneousMiscellaneous Millwall Holdings Plc engages in operation of a professional football club and related activities. The company was founded on March 6, 1989 and is headquartered in London, the United Kingdom. | Miscellaneous | Director/Board Member | |
| Brown University | College/University | Undergraduate Degree | |
Wellington Management Co. LLP
 Wellington Management Co. LLP Investment ManagersFinance Wellington Management Co. LLP (WMC) is a registered investment advisor and mutual fund manager headquartered in Boston, Massachusetts. The firm was founded in 1928 and is a subsidiary of Wellington Investment Advisors Holdings LLP, ultimately held by Wellington Management Group LLP. WMC offers investment management services for a fee to separate account clients and mutual funds sponsored by unaffiliated parties, as well as to investment vehicles that the firm sponsors. | Investment Managers | Corporate Officer/Principal | |
Lightyear Capital LLC
 Lightyear Capital LLC Investment ManagersFinance Lightyear Capital LLC (Lightyear Capital) is a private equity subsidiary of Marron & Associates LLC founded in 2000 by Donald Baird Marron. The firm is headquartered in New York. | Investment Managers | Consultant / Advisor | |
Lighthouse Holdings, Inc. (NY)
 Lighthouse Holdings, Inc. (NY) Information Technology ServicesTechnology Services Lighthouse Holdings, Inc. engages in the provision of technology services. The company is headquartered in New York, NY. | Information Technology Services | Director/Board Member | |
| Harvard Business School | College/University | Masters Business Admin | |
Lighthouse Holdings LP
 Lighthouse Holdings LP Information Technology ServicesTechnology Services Lighthouse Holdings LP provides technology solutions . The company is headquartered in Seattle, WA. | Information Technology Services | Director/Board Member | |
Navigators International Insurance Co. Ltd.
 Navigators International Insurance Co. Ltd. Insurance Brokers/ServicesFinance Part of Marco Capital Holdings Ltd., Navigators International Insurance Co. Ltd. provides insurance services. The company is based in London, UK. Navigators International Insurance Co. was acquired by Marco Capital Holdings Ltd. from The Hartford Financial Services Group, Inc. on February 17, 2023. | Insurance Brokers/Services | Director/Board Member | |
ED Broking Group Ltd.
 ED Broking Group Ltd. Insurance Brokers/ServicesFinance ED Broking Group Ltd. provides insurance brokerage services. The company was founded in July 2010 and is headquartered in London, the United Kingdom. | Insurance Brokers/Services | Chairman | |
Navigators Underwriting Agency Ltd.
 Navigators Underwriting Agency Ltd. Insurance Brokers/ServicesFinance Navigators Underwriting Agency Ltd. provides insurance services. The company is headquartered in London, the United Kingdom. | Insurance Brokers/Services | Director/Board Member | |
| American InterContinental University System, Inc. | College/University | President |
Statistics
International
| United States | 31 |
| United Kingdom | 15 |
| Argentina | 2 |
| Panama | 2 |
| Poland | 2 |
Sectoral
| Finance | 25 |
| Consumer Services | 6 |
| Commercial Services | 5 |
| Miscellaneous | 4 |
| Technology Services | 4 |
Operational
| Director/Board Member | 105 |
| Independent Dir/Board Member | 22 |
| Corporate Officer/Principal | 22 |
| President | 18 |
| Chief Executive Officer | 17 |
Most connected contacts
| Insiders | |
|---|---|
| Martin John Sullivan | 23 |
| Steven Bensinger | 22 |
| Richard Press | 20 |
| Robert F. Orlich | 13 |
| Ian Hugh Chippendale | 13 |
| John G. Foos | 12 |
| Mike Sapnar | 11 |
| John L. McCarthy | 11 |
| C. Fred Bergsten | 9 |
| Thomas R. Tizzio | 6 |
| James Balog | 5 |
| John J. MacKowski | 1 |
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