David Brennan

Archived Record Cheshire, CT — Previous Chairman for Portola Pharmaceuticals, Inc.

David Brennan Overview

David Brennan has been associated with two companies, according to public records. The companies were formed over a nineteen year period with the most recent being incorporated three years ago in November of 2022. Zero of the companies are still active while the remaining two are now listed as inactive.

Background Report for David R. Brennan

Includes Age, Location, Address History for David R. Brennan
Arrest, Criminal, & Driving Records
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Name	Status	Incorporated	Key People	Role
Portola Pharmaceuticals, Inc.	Inactive	2003	31	Chairman
Alexion Pharmaceuticals Inc	Inactive	2006	1	Director

Connections for David Brennan

A connection is made when two people are officers, directors, or otherwise associated with the same company. David has thirty known connections and has the most companies in common with Jeffrey Scott Garland.

Jeffrey Scott Garland

Jeffrey Scott Garland has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Active	2003	31	Chief Executive Officer

Felix J. Baker

Felix J. Baker has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Jeffrey Bird

Jeffrey Bird has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Jeffrey W. Bird

Jeffrey W. Bird has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Laura A. Brege

Laura A. Brege has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Tanisha Carino

Tanisha Carino has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Executive Vice Presi

Christopher J. Coughlin

Christopher J. Coughlin has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Deborah Dunsire

Deborah Dunsire has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Dennis Fenton

Dennis Fenton has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Paul A. Friedman

Paul A. Friedman has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Nicholas G. Galakatos

Nicholas G. Galakatos has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Brian Goff

Brian Goff has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Executive Vice Presi

Ludwig Hantson

Ludwig Hantson has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director, Chief Exec

Charles J. Homcy

Charles J. Homcy has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Ellen Chiniara Jd

Ellen Chiniara Jd has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Executive Vice Presi

Indrani Franchini Jd

Indrani Franchini Jd has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Executive Vice Presi

Judith A Reinsdorf Jd

Judith A Reinsdorf Jd has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

John H. Johnson

John H. Johnson has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Director

Anne-Marie Law

Anne-Marie Law has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Executive Vp, CFO

Bil Lis

Bil Lis has the following companies in common with David Brennan

Name	Status	Incorporated	Key People	Role
P---------------------------.	Inactive	2003	31	Chief Executive Officer

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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David Brennan

Archived Record Cheshire, CT — Previous Chairman for Portola Pharmaceuticals, Inc.

David Brennan Overview

Background Report for David R. Brennan

Companies for David Brennan

Connections for David Brennan

Sources

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Follow

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