![Norman Rosenthal](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>)
Norman Rosenthal
Director/Board Member at
ARTHUR J. GALLAGHER & CO.
Net worth: 11 M $ as of 2026-07-30
Profile
Norman Lee Rosenthal is currently Independent Director at Arthur J.
Gallagher & Co. since 2008.
Holds Director positions at Plymouth Rock Assurance Corp., High Point Safety & Insurance Management Co., Plymouth Rock Management Co. of New Jersey since 2016, and The Plymouth Rock Co. Inc. since 2009.
Serves as President of Norman L.
Rosenthal & Associates, Inc. since 1996.
Formerly Director at Mutual Risk Management Ltd. from 1997 to 2002, Vesta Insurance Group, Inc. from 1996 to 1999, Aspen Insurance Holdings Ltd. from 2002 to 2009, National Interstate Corp.
from 2015 to 2016, and Alliant Insurance Services, Inc. in 2007.
Worked as Managing Director & Research Analyst at Morgan Stanley.
Held the position of Analyst at Morgan Stanley & Co. LLC in 1996.
Was Affiliate Partner at Goldberg Lindsay & Co. LLC.
Education includes a doctorate from The Wharton School of the University of Pennsylvania.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-05-11 | 43,327 ( 0.02% ) | 11 M $ | 2026-07-30 |
Norman Rosenthal active positions
| Companies | Position | Start |
|---|---|---|
| ARTHUR J. GALLAGHER & CO. | Director/Board Member | 2008-01-23 |
Plymouth Rock Assurance Corp.
 Plymouth Rock Assurance Corp. Insurance Brokers/ServicesFinance Operates as an insurance agency | Director/Board Member | - |
Plymouth Rock Management Co. of New Jersey
 Plymouth Rock Management Co. of New Jersey Property/Casualty InsuranceFinance Provides insurance and other financial services | Director/Board Member | 2015-12-31 |
High Point Safety & Insurance Management Co. | Director/Board Member | - |
The Plymouth Rock Co. Inc.
 The Plymouth Rock Co. Inc. MiscellaneousMiscellaneous Operates as a holding company | Director/Board Member | 2008-12-31 |
Norman L. Rosenthal & Associates, Inc. | President | 1995-12-31 |
Former positions of Norman Rosenthal
| Companies | Position | End |
|---|---|---|
| NATIONAL INTERSTATE CORPORATION | Director/Board Member | 2016-11-09 |
| ASPEN INSURANCE HOLDINGS LIMITED | Director/Board Member | 2009-04-28 |
Alliant Insurance Services, Inc.
 Alliant Insurance Services, Inc. Insurance Brokers/ServicesFinance Provides insurance brokerage, consulting, risk management, employee benefits, underwriting and consumer solutions | Director/Board Member | 2006-12-31 |
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Training of Norman Rosenthal
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
64
1st degree connections
15
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 15 |
|---|---|
Arthur J. Gallagher & Co.
 Arthur J. Gallagher & Co. Insurance Brokers/ServicesFinance Provides insurance brokerage and third-party claims settlement and administration services. | Finance |
Mutual Risk Management Ltd.
 Mutual Risk Management Ltd. Insurance Brokers/ServicesFinance Provides risk management services | Finance |
Vesta Insurance Group, Inc.
 Vesta Insurance Group, Inc. Property/Casualty InsuranceFinance Provides property and casualty insurance | Finance |
Morgan Stanley
 Morgan Stanley Investment ManagersFinance Provides wealth and asset management, trading & investment banking services | Finance |
Aspen Insurance Holdings Ltd.
 Aspen Insurance Holdings Ltd. Multi-Line InsuranceFinance Provides insurance and reinsurance services | Finance |
National Interstate Corp.
 National Interstate Corp. Property/Casualty InsuranceFinance Provides property and casualty insurance services | Finance |
Morgan Stanley & Co. LLC
 Morgan Stanley & Co. LLC Investment Banks/BrokersFinance Provides brokerage services | Finance |
Alliant Insurance Services, Inc.
Alliant Insurance Services, Inc. Insurance Brokers/ServicesFinance Provides insurance brokerage, consulting, risk management, employee benefits, underwriting and consumer solutions | Finance |
Goldberg Lindsay & Co. LLC
 Goldberg Lindsay & Co. LLC Investment ManagersFinance Goldberg Lindsay & Co invests in companies located in the United States primarily in North America and Western Europe. The firm targets companies operating in the fields of industrial, consumer, healthcare, financial, business and government services. It provides financing for growth stage capital requirements. It also acquires a board seat and makes follow-on investments. | Finance |
Plymouth Rock Management Co. of New Jersey
Plymouth Rock Management Co. of New Jersey Property/Casualty InsuranceFinance Provides insurance and other financial services | Finance |
Plymouth Rock Assurance Corp.
Plymouth Rock Assurance Corp. Insurance Brokers/ServicesFinance Operates as an insurance agency | Finance |
The Plymouth Rock Co. Inc.
The Plymouth Rock Co. Inc. MiscellaneousMiscellaneous Operates as a holding company | Miscellaneous |
High Point Safety & Insurance Management Co. | |
Norman L. Rosenthal & Associates, Inc. | |
The Wharton School of the University of Pennsylvania
 The Wharton School of the University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
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