Robert Sonneborn

Archived Record Boca Raton, FL — Previous President for Physicians Specialty Group of Boca Raton, P.A.

Robert Sonneborn Overview

Robert Sonneborn has been associated with three companies, according to public records. The companies were formed over a eight year period with the most recent being incorporated thirty-five years ago in May of 1991. Zero of the companies are still active while the remaining three are now listed as inactive.

Background Report for Robert E. Sonneborn

Includes Age, Location, Address History for Robert E. Sonneborn
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Name	Status	Incorporated	Key People	Role
Physicians Specialty Group of Boca Raton, P.A.	Inactive	1983	5	President
West Boca Dialysis Center, Inc.	Inactive	1984	2	Treasurer
Boca Raton Internal Medicine Associates, P.A.	Inactive	1991	6	Director

Connections for Robert Sonneborn

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

Robert M. Colton

Robert M. Colton has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
B-------------------------------------------.	Inactive	1991	6	Director
P--------------------------------------------.	Inactive	1983	5	Director

Seba Krumholtz

Seba Krumholtz has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
B-------------------------------------------.	Inactive	1991	6	Director
P--------------------------------------------.	Inactive	1983	5	Director

Ron Blankstein

Ron Blankstein has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
P--------------------------------------------.	Inactive	1983	5	Director

Marc S. Frager

Marc S. Frager has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
B-------------------------------------------.	Inactive	1991	6	Director

David B. Havert

David B. Havert has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
B-------------------------------------------.	Inactive	1991	6	Director

Neil Schneider

Neil Schneider has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
W-----------------------------.	Inactive	1984	2	President

Dennis B. Steinmetz

Dennis B. Steinmetz has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
P--------------------------------------------.	Inactive	1983	5	Director

Timothy W. Valk

Timothy W. Valk has the following companies in common with Robert Sonneborn

Name	Status	Incorporated	Key People	Role
B-------------------------------------------.	Inactive	1991	6	Director

Florida Department of State

Filing Type:	Domestic for Profit Corporation
Status:	Inactive
State:	Florida
State ID:	S99904
Date Filed:	Friday, December 13, 1991

Source

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

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Robert Sonneborn

Archived Record Boca Raton, FL — Previous President for Physicians Specialty Group of Boca Raton, P.A.