![Denis O'Brien](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>)
Denis O'Brien
Presidente presso
Ernst & Young LLP (Missouri)
Patrimonio netto: 15 M $ in data 31/05/2026
Profilo
Denis P.
O'Brien is currently a Member-CEO Council at Select Greater Philadelphia, Chairman at Ernst & Young LLP (Missouri), Director at Independence Health Group, Inc., Director at The Ceo Council For Growth, and Trustee at Drexel University.
Previously, he held positions such as Vice Chairman & Director at Commonwealth Edison Co., Chairman at Delmarva Power & Light Co., Vice Chairman at Baltimore Gas & Electric Co., Vice Chairman at Pepco Holdings LLC, Co-Chairman at Electric Power Research Institute, Inc., Director at PECO Energy Co., Director at WHYY, Inc., Director at American Gas Association, Director at Pennsylvania Economy League, Inc., Director at Energy Association of Pennsylvania, Director at Pennsylvania Business Council, Director at Greater Philadelphia Young Men's Christian Association, and Executive VP & President-Meridian Franchise at KP Pharmaceuticals LLC.
He also served as Senior Executive Vice President at Exelon Corp.
from 2007 to 2018.
Additionally, he has been a Trustee at The Franklin Institute.
Mr. O'Brien graduated from Drexel University with a graduate degree and Rutgers State University of New Jersey with an undergraduate degree.
Partecipazioni note in società pubbliche
| Società | Data | Numero di azioni | Valutazione | Data di valutazione |
|---|---|---|---|---|
Afentra Plc
 Afentra Plc Oil & Gas ProductionEnergy Minerals Engages in oil and gas exploration activities 6,43% | 13/05/2026 | 16.000.000 ( 6,43% ) | 15 M $ | 31/05/2026 |
Posizioni attive di Denis O'Brien
| Società | Posizione | Inizio |
|---|---|---|
Ernst & Young LLP (Missouri)
 Ernst & Young LLP (Missouri) Miscellaneous Commercial ServicesCommercial Services Provides accounting, audit, tax and business consulting services | Presidente | - |
Greater Philadelphia Chamber of Commerce
 Greater Philadelphia Chamber of Commerce Miscellaneous Commercial ServicesCommercial Services Operates a chamber of commerce to host programs and seminars for its business members | Direttore/Membro del Consiglio | - |
Drexel University
 Drexel University Other Consumer ServicesConsumer Services Functions as a College/University | Direttore/Membro del Consiglio | 06/11/2009 |
Select Greater Philadelphia | Corporate Officer/Principal | - |
The Ceo Council For Growth | Direttore/Membro del Consiglio | - |
Independence Health Group, Inc.
 Independence Health Group, Inc. Managed Health CareHealth Services Operates as a holding company through its subsidiaries provides health plans and insurance services | Direttore/Membro del Consiglio | - |
Precedenti posizioni note di Denis O'Brien
| Società | Posizione | Fine |
|---|---|---|
| EXELON CORPORATION | Corporate Officer/Principal | 01/06/2018 |
| PEPCO HOLDINGS, INC. | Direttore/Membro del Consiglio | - |
| DELMARVA POWER & LIGHT COMPANY | Presidente | - |
| ░░░░ ░░░░░░ ░░░ | ░░░░░░░░░░░░░░░░ ░░░ ░░░░░░░░░ | - |
| ░░░░░░░░░ ░░░ ░░░░░ ░░░░░░░░ ░░░ | ░░░░░░░░░░░░░░░░ ░░░ ░░░░░░░░░ | - |
Formazione di Denis O'Brien
Esperienze
Posizioni ricoperte
Attive
Inattive
Società nel listino
Aziende private
Relazioni
72
Relazioni di 1° grado
22
Aziende connesse in 1º grado
Uomo
Donna
Amministratori
Dirigenti
Società collegate
| Aziende private | 22 |
|---|---|
Commonwealth Edison Co.
 Commonwealth Edison Co. Electric UtilitiesUtilities Operates overhead and underground power transmission and distribution facilities | Utilities |
PECO Energy Co.
 PECO Energy Co. Electric UtilitiesUtilities Generates and distributes electric energy & natural gas | Utilities |
KP Pharmaceuticals LLC
 KP Pharmaceuticals LLC Pharmaceuticals: MajorHealth Technology Develops, manufactures, markets and sells generic pharmaceutical products | Health Technology |
Delmarva Power & Light Co.
 Delmarva Power & Light Co. Electric UtilitiesUtilities Engages in transmission and distribution of electricity | Utilities |
Exelon Corp.
 Exelon Corp. Electric UtilitiesUtilities Functions as a holding company whose subsidiaries provides energy transmission and distribution services | Utilities |
Baltimore Gas & Electric Co.
 Baltimore Gas & Electric Co. Electric UtilitiesUtilities Provides gas and electricity to Baltimore and central Maryland | Utilities |
Pepco Holdings LLC
 Pepco Holdings LLC Electric UtilitiesUtilities Operates as a holding company whose subsidiaries generates, distributes and transmission electricity | Utilities |
Independence Health Group, Inc.
Independence Health Group, Inc. Managed Health CareHealth Services Operates as a holding company through its subsidiaries provides health plans and insurance services | Health Services |
Greater Philadelphia Chamber of Commerce
Greater Philadelphia Chamber of Commerce Miscellaneous Commercial ServicesCommercial Services Operates a chamber of commerce to host programs and seminars for its business members | Commercial Services |
Ernst & Young LLP (Missouri)
Ernst & Young LLP (Missouri) Miscellaneous Commercial ServicesCommercial Services Provides accounting, audit, tax and business consulting services | Commercial Services |
Drexel University
Drexel University Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Rutgers State University of New Jersey
 Rutgers State University of New Jersey Other Consumer ServicesConsumer Services Functions as a College/University | Consumer Services |
Electric Power Research Institute, Inc.
 Electric Power Research Institute, Inc. Miscellaneous Commercial ServicesCommercial Services Provides energy and environmental research services | Commercial Services |
WHYY, Inc.
 WHYY, Inc. BroadcastingConsumer Services Operates as a radio station | Consumer Services |
American Gas Association
 American Gas Association Miscellaneous Commercial ServicesCommercial Services Operates as a gas association | Commercial Services |
Pennsylvania Economy League, Inc.
 Pennsylvania Economy League, Inc. Pennsylvania Economy League, Inc. is a nonprofit, nonpartisan think tank dedicated to strengthening local governments through practical, research-based solutions. The non-profit company is based in Philadelphia, PA. The organization provides expertise in municipal finance, economic development, and governance, serving state agencies, local officials, school administrators, business leaders, and nonprofits. Its mission focuses on promoting civic education, fiscal responsibility, government efficiency, and evidence-driven policymaking. The company operates as a statewide network with three regional affiliates, each independently managed but collaborating under the parent organization. Key initiatives include the Local Government Innovation Lab, which offers free, customized research, technical assistance, and policy analysis to municipalities, school districts, and community organizations. The lab encourages collaboration among local officials, civic leaders, and academic partners to promote sustainable governance and data-driven decision-making. Pennsylvania Economy League also provides strategic support through financial reviews, government studies, strategic management planning, and enrollment projections for school districts. Its independent research covers public policy issues affecting local governments, such as municipal financial health, tax policy, service sharing, and economic impacts of state institutions. | |
Energy Association of Pennsylvania | |
Pennsylvania Business Council
 Pennsylvania Business Council Publishing: NewspapersConsumer Services Provides publishing newsletters | Consumer Services |
The Franklin Institute
 The Franklin Institute Other Consumer ServicesConsumer Services Provides science & technology learning services | Consumer Services |
Select Greater Philadelphia | |
The Ceo Council For Growth | |
Greater Philadelphia Young Men's Christian Association
 Greater Philadelphia Young Men's Christian Association Miscellaneous Commercial ServicesCommercial Services Operates as non-profit youth organization | Commercial Services |
