John J. O'Brien
Profile
John J.
O'Brien worked as a Partner at Sullivan & Cromwell LLP.
Former positions of John J. O'Brien
| Companies | Position | End |
|---|---|---|
Sullivan & Cromwell LLP
 Sullivan & Cromwell LLP Miscellaneous Commercial ServicesCommercial Services Sullivan & Cromwell LLP provides legal services. It specializes in the areas of corporate law, securities, corporate, litigation, mergers, real estate, pro bono, investment management and taxation. Their clients include industrial, commercial, financial, private funds, governmental, educational, charitable and cultural enterprises and entities. The company was founded by Algernon Sydney Sullivan and William Nelson Cromwell in 1879 and is headquartered in New York City, NY. | Corporate Officer/Principal | 28/02/2009 |
Experiences
Positions held
Linked companies
| Private companies | 1 |
|---|---|
Sullivan & Cromwell LLP
Sullivan & Cromwell LLP Miscellaneous Commercial ServicesCommercial Services Sullivan & Cromwell LLP provides legal services. It specializes in the areas of corporate law, securities, corporate, litigation, mergers, real estate, pro bono, investment management and taxation. Their clients include industrial, commercial, financial, private funds, governmental, educational, charitable and cultural enterprises and entities. The company was founded by Algernon Sydney Sullivan and William Nelson Cromwell in 1879 and is headquartered in New York City, NY. | Commercial Services |
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