![John Joseph Byrne](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>)
John Joseph Byrne
No open positions remaining
Profile
John Joseph Byrne served as Chairman & Chief Executive Officer at Government Employees Insurance Co. from 1976 to 1985.
He then served as Chairman & Chief Executive at White Mountains Insurance Group Ltd. from 1985 to 2007, and as Chairman at OneBeacon Corp.
from 1985 to 2001.
Byrne also served as a Director at American Express Co. from 1991 to 1993, and as a Director at Beyond, Inc. from 1999 to 2011.
He held director positions at Lehman Brothers, Inc., Zurich Reinsurance Centre Holdings, Inc., Integro, Inc., Intact Insurance Group USA Holdings, Inc., Terra Nova Holdings Ltd., Martin Marietta Corp., and Mid Ocean Brands, Inc. Byrne also served as Executive Vice President at The Travelers Insurance Co. and as an Executive Investor at FFL Partners LLC.
He was a Member of The American Academy of Actuaries.
Byrne received his undergraduate degree from Rutgers State University of New Jersey and the University of Michigan.
Former positions of John Joseph Byrne
| Companies | Position | End |
|---|---|---|
The American Academy of Actuaries
 The American Academy of Actuaries Miscellaneous Commercial ServicesCommercial Services Operates as a professional membership association for retirement planning and social scrutiny | Corporate Officer/Principal | 28/02/2013 |
| NEIGHBORHOOD INTELLIGENCE, INC. | Director/Board Member | 24/05/2011 |
| WHITE MOUNTAINS INSURANCE GROUP, LTD. | Chief Executive Officer | 31/12/1989 |
OneBeacon Corp.
 OneBeacon Corp. Property/Casualty InsuranceFinance Provides insurance | Chairman | 30/11/2001 |
| AMERICAN EXPRESS COMPANY | Director/Board Member | 31/12/1992 |
Training of John Joseph Byrne
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
63
1st degree connections
17
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 17 |
|---|---|
American Express Co.
 American Express Co. Finance/Rental/LeasingFinance Provides credit and charge cards, payments and online platforms solutions | Finance |
Government Employees Insurance Co.
 Government Employees Insurance Co. Multi-Line InsuranceFinance Provides insurance services | Finance |
Lehman Brothers, Inc.
 Lehman Brothers, Inc. Investment Banks/BrokersFinance Provides investment banking services | Finance |
The Travelers Insurance Co.
 The Travelers Insurance Co. Life/Health InsuranceFinance Provides individual annuities, life insurance and institutional protection | Finance |
Zurich Reinsurance Centre Holdings, Inc.
 Zurich Reinsurance Centre Holdings, Inc. Property/Casualty InsuranceFinance Insurance concern | Finance |
White Mountains Insurance Group Ltd.
 White Mountains Insurance Group Ltd. Multi-Line InsuranceFinance Provides property and casualty insurance services | Finance |
OneBeacon Corp.
OneBeacon Corp. Property/Casualty InsuranceFinance Provides insurance | Finance |
Beyond, Inc.
 Beyond, Inc. Internet RetailRetail Trade Provides on-line shopping commercial site | Retail Trade |
Integro, Inc.
 Integro, Inc. Information Technology ServicesTechnology Services Provides enterprise content management services | Technology Services |
Intact Insurance Group USA Holdings, Inc.
 Intact Insurance Group USA Holdings, Inc. Insurance Brokers/ServicesFinance Provides insurance services | Finance |
Terra Nova Holdings Ltd.
 Terra Nova Holdings Ltd. Investment ManagersFinance Provides insurance services | Finance |
Martin Marietta Corp.
 Martin Marietta Corp. Aerospace & DefenseElectronic Technology Manufactures missiles and other defense industry products | Electronic Technology |
Rutgers State University of New Jersey
 Rutgers State University of New Jersey Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
University of Michigan
 University of Michigan Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
FFL Partners LLC
 FFL Partners LLC Investment ManagersFinance FFL invests in both public & private middle-market companies located in the United States. The firm targets companies operating in the fields of healthcare and tech-enabled services. It provides financing in the form of equity and convertible debt for LBOs, PIPEs and growth capital requirements with an investment size of USD 50 - 200 million. It seeks minority & control positions and also takes a seat on the board of directors. | Finance |
The American Academy of Actuaries
The American Academy of Actuaries Miscellaneous Commercial ServicesCommercial Services Operates as a professional membership association for retirement planning and social scrutiny | Commercial Services |
Mid Ocean Brands, Inc. |
- Stock Market
- Insiders
- John Joseph Byrne
