![Michael O'Sullivan](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>)
Michael O'Sullivan
Conseiller Juridique Général chez
BERKSHIRE HATHAWAY INC.
Fortune : 14 M $ au 31/08/2026
Profil
Michael J.
O'Sullivan is currently Principal at Munger, Tolles & Olson LLP and General Counsel & Senior Vice President at Berkshire Hathaway, Inc. Formerly, Mr. O'Sullivan was Secretary & General Counsel at Snap, Inc. from 2017 to 2025.
Education includes an undergraduate degree from the University of Pennsylvania in 1987 and a graduate degree from the University of Southern California Gould School of Law.
Détentions connues dans des sociétés publiques
| Société | Date | Nombre d'actions | Valorisation | Date de valorisation |
|---|---|---|---|---|
SNAP, INC. CLASS A 0,16 % | 31/12/2025 | 2 345 436 ( 0,16 % ) | 13 M $ | 31/08/2026 |
| 12/08/2026 | 1 151 ( 0 % ) | 580 139 $ | 31/08/2026 |
Postes actifs de Michael O'Sullivan
| Sociétés | Poste | Début |
|---|---|---|
| BERKSHIRE HATHAWAY INC. | Conseiller Juridique Général | 01/01/2026 |
Munger, Tolles & Olson LLP
 Munger, Tolles & Olson LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Corporate Officer/Principal | - |
Anciens postes connus de Michael O'Sullivan
| Sociétés | Poste | Fin |
|---|---|---|
| SNAP INC. | Conseiller Juridique Général | 31/12/2025 |
Formation de Michael O'Sullivan
Expériences
Fonctions occupées
Actives
Inactives
Sociétés cotées
Entreprise privées
Relations
97
Relations au 1er degré
5
Entreprises liées au 1er degré
Homme
Femme
Administrateurs
Exécutifs
Sociétés liées
| Entreprise privées | 5 |
|---|---|
Berkshire Hathaway, Inc.
 Berkshire Hathaway, Inc. Property/Casualty InsuranceFinance Operates as a holding company which offers insurance, rail transportation and energy generation & distribution services | Finance |
Munger, Tolles & Olson LLP
Munger, Tolles & Olson LLP Miscellaneous Commercial ServicesCommercial Services Provides legal services | Commercial Services |
University of Pennsylvania
 University of Pennsylvania Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Snap, Inc.
 Snap, Inc. Packaged SoftwareTechnology Services Develops text and photo based messaging application for mobile phones | Technology Services |
University of Southern California Gould School of Law
 University of Southern California Gould School of Law Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
