Michael O'Halleran

Michael O'Halleran

Director/Board Member at RYAN SPECIALTY HOLDINGS, INC.

Net worth: 45 M $ as of 31/05/2024

73 year
Finance
Consumer Services
Distribution Services

Network origin in Michael O'Halleran first degree

EntityEntity typeIndustry
World Presidents' Organization
306
Private Company 306
Public Company Medical Distributors 118
90
Non-Profit Organization Movies/Entertainment 90
89
Non-Profit Organization Miscellaneous Commercial Services 89
50
Non-Profit Organization Investment Managers 50
Subsidiary Medical Distributors 42
Subsidiary Medical Specialties 33
Public Company Insurance Brokers/Services 32
University College Dublin
16
College/University Other Consumer Services 16
14
Holding Company Insurance Brokers/Services 14
10
Private Company Investment Managers 10
Providence St. Mel School (Illinois)
5
College/University Other Consumer Services 5
4
Subsidiary Insurance Brokers/Services 4

Chart of Companies connected to the second degree

Multi-company connection

Companies connected to Michael O'Halleran via their personal network

CompanySectorRelated peopleMain position
Insurance Brokers/Services

D. Findlay

David Bolger

John Rogers

J. Losh

Miles Wuller

Patrick Ryan

Kirk Behrens

General Counsel

Director of Finance/CFO

Director/Board Member

Director/Board Member

Corporate Officer/Principal

Chief Executive Officer

Chief Tech/Sci/R&D Officer

Computer Processing Hardware

Peter Leddy

Jim Mazzola

Human Resources Officer

Public Communications Contact

Medical Specialties

Joan B. Stafslien

David L. Schlotterbeck

Corporate Officer/Principal

Chief Executive Officer

ORTHOFIX MEDICAL INC. Medical Specialties

Jason Hannon

Jim Hinrichs

Director/Board Member

Director/Board Member

HALOZYME THERAPEUTICS, INC. Biotechnology

Jim Mazzola

Jim Mazzola

Investor Relations Contact

Investor Relations Contact

ALPHATEC HOLDINGS, INC. Medical Specialties

Patrick Miles

Quentin Blackford

Chief Executive Officer

Director/Board Member

College/University

J. Losh

Gregory Kenny

Fredrick J. Manning

Francesca Cornelli

Masters Business Admin

Graduate Degree

Doctorate Degree

Doctorate Degree

Regional Banks

John Rogers

Michelle Collins

Corporate Officer/Principal

Corporate Officer/Principal

College/University

Frederick Waddell

D. Findlay

Joan B. Stafslien

Michael W. Ferro

Henry Bienen

Fredrick J. Manning

Michael Zaransky

Matthew Carter

John S. Fischer

Patrick Ryan

Director/Board Member

Director/Board Member

Undergraduate Degree

Director/Board Member

Director/Board Member

Corporate Officer/Principal

Undergraduate Degree

Undergraduate Degree

Masters Business Admin

Chairman

Syracuse University College/University

Bill Brodsky

Mark Katz

Director/Board Member

Undergraduate Degree

The University of Chicago College/University

John Rogers

Vivek Jain

Henry Bienen

Jill Smart

Monica Hughson

Director/Board Member

Undergraduate Degree

Graduate Degree

Masters Business Admin

Director/Board Member

Kettering University College/University

J. Losh

David L. Schlotterbeck

Undergraduate Degree

Undergraduate Degree

University of Dayton College/University

Jim Mazzola

Jim Mazzola

Masters Business Admin

Masters Business Admin

University of Illinois College/University

Mike Flannery

Michael W. Ferro

Philip L. Francis

Jill Smart

Michael Zaransky

M. Hill Hammock

Michael VanAcker

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

Undergraduate Degree

President

Undergraduate Degree

Miscellaneous Commercial Services

Frederick Waddell

Michael W. Ferro

Shawn M. Donnelley

Director/Board Member

Chairman

Director/Board Member

Hospital/Nursing Management

John Gates

Michael W. Ferro

William J. Devers

Director/Board Member

Director/Board Member

Director/Board Member

Federal Reserve Bank of Cleveland General Government

Gregory Kenny

George Barrett

Director/Board Member

Director/Board Member

Miscellaneous Commercial Services

David Storch

Daniel Hamburger

Bill Brodsky

Director/Board Member

Director/Board Member

Director/Board Member

Investment Trusts/Mutual Funds

D. Findlay

Bill Brodsky

Henry Bienen

Corporate Officer/Principal

Corporate Officer/Principal

Director/Board Member

Miscellaneous Commercial Services

Arnold L. Fishman

David Sackman

Founder

Chief Executive Officer

Movies/Entertainment

Michael W. Ferro

Francesca Cornelli

Eric S. Smith

Director/Board Member

Director/Board Member

Director/Board Member

Medical Specialties

Patrick Miles

Quentin Blackford

Chief Executive Officer

Director/Board Member

Miscellaneous Commercial Services

David Storch

Mike Flannery

Frederick Waddell

Daniel Hamburger

Director/Board Member

Director/Board Member

Director/Board Member

Corporate Officer/Principal

Miscellaneous Commercial Services

John Gates

Dary Stone

Michael Zaransky

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Miscellaneous Commercial Services

Daniel Hamburger

Michael W. Ferro

John Fletcher Mork

John H. Pace

Arnold L. Fishman

David Sackman

Larry C. Brookshire

Justo Ortiz

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Movies/Entertainment

Frederick Waddell

John Rogers

Michelle Collins

Director/Board Member

Director/Board Member

Director/Board Member

Miscellaneous Commercial Services

William Fenstermaker

Luís Jorge Echarte Fernández

John Fletcher Mork

Fredrick J. Manning

Larry C. Brookshire

Donald Weiss

John S. Fischer

Tsun Man Yeung

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Corporate Officer/Principal

Miscellaneous Commercial Services

Robert Walter

George Barrett

Corporate Officer/Principal

Corporate Officer/Principal

Miscellaneous Commercial Services

Frederick Waddell

D. Findlay

Henry Bienen

Director/Board Member

Director/Board Member

Director/Board Member

Medical/Nursing Services

Todd Lillibridge

John Rogers

Michelle Collins

Director/Board Member

Director/Board Member

Director/Board Member

Other Consumer Services

David Bolger

M. Hill Hammock

Director/Board Member

Chairman

Movies/Entertainment

D. Findlay

M. Hill Hammock

Director/Board Member

Director/Board Member

Miscellaneous Commercial Services

Todd Lillibridge

Michael W. Ferro

Director/Board Member

Director/Board Member

Miscellaneous Commercial Services

Michael W. Ferro

William J. Devers

Patrick Ryan

Director/Board Member

Director/Board Member

Director/Board Member

Miscellaneous Commercial Services

D. Findlay

Henry Bienen

Director/Board Member

Corporate Officer/Principal

Miscellaneous Commercial Services

David Storch

Frederick Waddell

John Rogers

Michelle Collins

Director/Board Member

Director/Board Member

Director/Board Member

Director/Board Member

Chicago 2016 Committee

David Bolger

John Rogers

Chief Operating Officer

Director/Board Member

Leadership Greater Chicago

M. Hill Hammock

Maria Wynne

President

Chief Executive Officer

Miscellaneous Commercial Services

Michelle Collins

Susan J. Wislow

Director/Board Member

Director/Board Member

Multi-Line Insurance

Nicholas Cortezi

Miles Wuller

Chairman

Chief Executive Officer

The University of Chicago Booth School of Business College/University

M. Hill Hammock

Miles Wuller

Noah Angeletti

Masters Business Admin

Masters Business Admin

Masters Business Admin

Harvard Business School College/University

Daniel Hamburger

Robert Walter

Michelle Collins

Matthew Carter

Masters Business Admin

Masters Business Admin

Masters Business Admin

Masters Business Admin

Harvard Law School College/University

D. Findlay

David Miles

Graduate Degree

Graduate Degree

Kellogg School of Management College/University

Frederick Waddell

David Bolger

George Fotiades

Francesca Cornelli

Jeremiah Bickham

Alice P. Topping

Masters Business Admin

Graduate Degree

Graduate Degree

Corporate Officer/Principal

Masters Business Admin

Masters Business Admin

Packaged Software

Arnold L. Fishman

David Sackman

Chairman

Founder

Miscellaneous Commercial Services

Mike Flannery

D. Findlay

Michelle Collins

Shawn M. Donnelley

Eric S. Smith

Corporate Officer/Principal

Director/Board Member

Director/Board Member

Corporate Officer/Principal

Director/Board Member

Other Consumer Services

Michael W. Ferro

William J. Devers

Michelle Collins

Director/Board Member

Director/Board Member

Director/Board Member

Statistics

International

United States 48
United Kingdom 2
Mexico 2
Canada 2

Sectoral

Commercial Services 18
Consumer Services 17
Health Technology 6
Finance 5
Health Services 3

Operational

Director/Board Member 678
Corporate Officer/Principal 254
Chairman 176
President 133
Independent Dir/Board Member 120