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William Brennan

Active San Francisco, CA — Assistant Secretary for Walsh Healthcare Solutions LLC

William Brennan Overview

William Brennan has been associated with fourteen companies, according to public records. The companies were formed over a fifty-one year period with the most recent being incorporated seven years ago in November of 2018. One of the companies is still active while the remaining thirteen are now listed as inactive.

Background Report for William H. Brennan

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Name	Status	Incorporated	Key People	Role
Walsh Healthcare Solutions LLC	Active	2006	5	Assistant Secretary
McKesson Health Solutions Holdings Inc.	Inactive	2000	8	Secretary
Oncology Therapeutics Network Corporation	Inactive	1993	1	Secretary
Ndchealth Corporation	Inactive	1973	1	Secretary
McKesson Technologies Inc.	Inactive	2009	1	Secretary
Health Mart Systems, Inc.	Inactive	1997	1	Secretary
D & K Healthcare Resources LLC	Inactive	1998	24	Assistant Sec.
Pst Products, LLC	Inactive	2003	16	Assistant Secretary
Walsh Healthcare Solutions, Inc.	Inactive	1966	9	Assistant Sec.
McKesson Capital Funding Corporation	Inactive	1999	1	Assistant Secretary
McKesson Health Solutions LLC	Inactive	2000	1	Assistant Secretary
McKesson High Volume Solutions Inc.	Inactive	1995	1	Assistant Secretary
Pst Services, Inc.	Inactive	1990	1	Assistant Sec.
Walsh Distribution, LLC	Inactive	2001	1	Assistant Secretary

Connections for William Brennan

A connection is made when two people are officers, directors, or otherwise associated with the same company. William has thirty-five known connections and has the most companies in common with Paul Julian.

James M. Humphrey

James M. Humphrey has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
W----------------------------C	Inactive	2006	5	Asst Sec
M-------------------------------------.	Inactive	2000	8	Assistant Sec.
W------------------------------.	Inactive	1966	9	Assistant Sec.
P---------------C	Inactive	2003	16	Assistant Sec.
D----------------------------C	Inactive	1998	24	Secretary

Paul C. Julian

Paul C. Julian has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
W----------------------------C	Active	2006	5	President
M-------------------------------------.	Inactive	2000	8	President
W------------------------------.	Inactive	1966	9	President
D----------------------------C	Inactive	1998	24	President

Nicholas A. Loiacono

Nicholas A. Loiacono has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
W----------------------------C	Inactive	2006	5	Director
M-------------------------------------.	Inactive	2000	8	Treasurer
P---------------C	Inactive	2003	16	Treasurer
D----------------------------C	Inactive	1998	24	Manager

Willie C. Bogan

Willie C. Bogan has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
W----------------------------C	Active	2006	5	Secretary
P---------------C	Inactive	2003	16	Manager
D----------------------------C	Inactive	1998	24	Manager

Glenette E. Babb

Glenette E. Babb has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
M-------------------------------------.	Inactive	2000	8	Secretary
W------------------------------.	Inactive	1966	9	Secretary
D----------------------------C	Inactive	1998	24	Director

Anne J. Shuford

Anne J. Shuford has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
W------------------------------.	Inactive	1966	9	Assistant Sec.
P---------------C	Inactive	2003	16	Secretary
D----------------------------C	Inactive	1998	24	Assistant Sec.

Kristina Veaco

Kristina Veaco has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
M-------------------------------------.	Inactive	2000	8	Director
W------------------------------.	Inactive	1966	9	Vice President
D----------------------------C	Inactive	1998	24	Manager

Melissa Wu

Melissa Wu has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
W------------------------------.	Inactive	1966	9	Assistant Sec.
P---------------C	Inactive	2003	16	Secretary
D----------------------------C	Inactive	1998	24	Secretary

Karen Pineda

Karen Pineda has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
P---------------C	Inactive	2003	16	Secretary
D----------------------------C	Inactive	1998	24	Secretary

William E. Wagstaff

William E. Wagstaff has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
W------------------------------.	Inactive	1966	9	Assistant Sec.
D----------------------------C	Inactive	1998	24	Assistant Sec.

Gene Cavacini

Gene Cavacini has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
D----------------------------C	Active	1998	24	Manager

Kirk Kaminsky

Kirk Kaminsky has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
D----------------------------C	Active	1998	24	Manager

Holger R. Landauer

Holger R. Landauer has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
D----------------------------C	Active	1998	24	Manager

Juliet Pate

Juliet Pate has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
D----------------------------C	Active	1998	24	Treasurer

J. Haro Armstrong

J. Haro Armstrong has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
D----------------------------C	Inactive	1998	24	President

Todd Baldanzi

Todd Baldanzi has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
D----------------------------C	Inactive	1998	24	Manager

Loretta A. Cecil

Loretta A. Cecil has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
P---------------C	Inactive	2003	16	Senior Vp

Max Foster

Max Foster has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
D----------------------------C	Inactive	1998	24	Assistant Secretary

Willie C. Hogan

Willie C. Hogan has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
M-------------------------------------.	Inactive	2000	8	Secretary

James Humphery

James Humphery has the following companies in common with William Brennan

Name	Status	Incorporated	Key People	Role
P---------------C	Inactive	2003	16	Assistant Secretary

Sources

Florida Department of State
Data last refreshed on Monday, April 6, 2026

Texas Secretary of State
Data last refreshed on Saturday, March 2, 2024

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William Brennan

Active San Francisco, CA — Assistant Secretary for Walsh Healthcare Solutions LLC

William Brennan Overview

Background Report for William H. Brennan

Companies for William Brennan

Connections for William Brennan

Sources

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