![Louis Petrillo](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>)
Louis Petrillo
General Counsel at
ARCH CAPITAL GROUP LTD.
Net worth: 14 M $ as of 2026-05-30
Profile
Louis T.
Petrillo currently works at Arch Capital Group Ltd., as General Counsel from 2002 and Arch Capital Services LLC, as General Counsel from 2002.
Mr. Petrillo also formerly worked at Arch Reinsurance Ltd., as Vice President & General Counsel in 2000.
Mr. Petrillo received his graduate degree from The Trustees of Columbia University in The City of New York and undergraduate degree from Tufts University.
Known holdings in public companies
| Company | Date | Number of shares | Valuation | Valuation date |
|---|---|---|---|---|
| 2026-03-03 | 151,590 ( 0.04% ) | 14 M $ | 2026-05-30 |
Louis Petrillo active positions
| Companies | Position | Start |
|---|---|---|
| ARCH CAPITAL GROUP LTD. | General Counsel | 2000-04-30 |
Arch Capital Services LLC
 Arch Capital Services LLC Investment ManagersFinance Profile Unavailable. | Chief Executive Officer | 2002-03-31 |
Former positions of Louis Petrillo
| Companies | Position | End |
|---|---|---|
Arch Reinsurance Ltd.
 Arch Reinsurance Ltd. Multi-Line InsuranceFinance Provides reinsurance and underwriting, health & life insurance services | General Counsel | 2000-04-30 |
Training of Louis Petrillo
Experiences
Positions held
Active
Inactive
Listed companies
Private companies
Connections
30
1st degree connections
5
1st degree companies
Male
Female
Members of the board
Executives
Linked companies
| Private companies | 5 |
|---|---|
Arch Capital Group Ltd.
 Arch Capital Group Ltd. Multi-Line InsuranceFinance Provides property and casualty insurance and reinsurance services | Finance |
The Trustees of Columbia University in The City of New York
 The Trustees of Columbia University in The City of New York Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Tufts University
 Tufts University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Arch Reinsurance Ltd.
Arch Reinsurance Ltd. Multi-Line InsuranceFinance Provides reinsurance and underwriting, health & life insurance services | Finance |
Arch Capital Services LLC
Arch Capital Services LLC Investment ManagersFinance Profile Unavailable. | Finance |
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