Robert Hesslein

Active Cambridge, MA — Director for Ilex Oncology Services, Inc.

Robert Hesslein Overview

Robert Hesslein has been associated with four companies, according to public records. The companies were formed over a twenty-nine year period with the most recent being incorporated four years ago in November of 2021. One of the companies is still active while the remaining three are now listed as inactive.

Background Report for Robert Hesslein

Includes Age, Location, Address History for Robert Hesslein
Arrest, Criminal, & Driving Records
Social Media Profiles
Possible relatives
Full Background Report

Get Report

Name	Status	Incorporated	Key People	Role
Ilex Oncology Services, Inc.	Active	1997	28	Director
Foundation Medicine, Inc.	Inactive	2012	21	Secretary
Sunpharm Corporation	Inactive	1992	5	Secretary
Genzyme Corporation	Inactive	1995	1	Secretary

Connections for Robert Hesslein

A connection is made when two people are officers, directors, or otherwise associated with the same company. Robert has forty-nine known connections and has the most companies in common with Evan Lebson.

Evan M. Lebson

Evan M. Lebson has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director
S------------------n	Inactive	1992	5	Treasurer

Peter Wirth

Peter Wirth has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director
S------------------n	Inactive	1992	5	President

Brian Alexander

Brian Alexander has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
F-----------------------.	Active	2012	21	President

Mark R. Bamforth

Mark R. Bamforth has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

John Butler

John Butler has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Earl M. Collier

Earl M. Collier has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Zoltan A. Csimma

Zoltan A. Csimma has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Thomas J. Desrosier

Thomas J. Desrosier has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Richard Douglas

Richard Douglas has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

David D. Fleming

David D. Fleming has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Georges Gemayel

Georges Gemayel has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

James A. Geraghty

James A. Geraghty has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Elliott D. Hillback

Elliott D. Hillback has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Sean D. Johnston

Sean D. Johnston has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
F-----------------------.	Active	2012	21	Director

Alison F. Lawton

Alison F. Lawton has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Roger W. Louis

Roger W. Louis has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

Dan Malarek

Dan Malarek has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
F-----------------------.	Active	2012	21	Director

Mary McGrane

Mary McGrane has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

John McPherson

John McPherson has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

David P. Meeker

David P. Meeker has the following companies in common with Robert Hesslein

Name	Status	Incorporated	Key People	Role
I--------------------------.	Active	1997	28	Director

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

What next?

Follow

Receive an email notification when changes occur for Robert Hesslein.

Notifications include:

New company roles
Change in active status
Location updates
New connections

Create Account

Create a free account to access additional details for Robert Hesslein and other profiles that you visit

Benefits include:

Access to more records
Full screen network visualizer
Follow profiles
See how people are connected

Create Account

Robert Hesslein

Active Cambridge, MA — Director for Ilex Oncology Services, Inc.

Robert Hesslein Overview

Background Report for Robert Hesslein

Companies for Robert Hesslein

Connections for Robert Hesslein

Sources

What next?

Follow

Create Account

You must be signed in to print.

Once signed in, look for the PDF button.