Denis O'Brien

Denis O'Brien

Chairman at Ernst & Young LLP (Missouri)

63 year
Utilities
Commercial Services
Consumer Services

Linked companies

Listed companies1
EXELON CORPORATION

Utilities

Private companies19

Utilities

Utilities

Health Technology

Utilities

Utilities

Utilities

Health Services

Commercial Services

Commercial Services

Commercial Services

Consumer Services

Commercial Services

Pennsylvania Economy League, Inc.

Energy Association of Pennsylvania

Consumer Services

Consumer Services

Select Greater Philadelphia

The Ceo Council For Growth

Commercial Services

See company connections

Training of Denis O'Brien

Drexel University Graduate Degree
Rutgers State University of New Jersey Undergraduate Degree