Barbara Michaelson

Active Boca Raton, FL — Managing Member for Langdon Management Advisors, LLC

Barbara Michaelson Overview

Barbara Michaelson is currently associated with three companies, according to public records. The companies were formed over a sixteen year period with the most recent being incorporated four years ago in April of 2022. All companies are still active.

Background Report for Barbara Michaelson

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Name	Status	Incorporated	Key People	Role
Langdon Management Advisors, LLC	Active	2006	4	Managing Member
The Rothschild Family Foundation, Inc.	Active	2011	6	Secretary
Alfie M Canine Cancer Research Foundation, Inc.	Active	2022	3	Director

Connections for Barbara Michaelson

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

Robert Michaelson

Robert Michaelson has the following companies in common with Barbara Michaelson

Name	Status	Incorporated	Key People	Role
L------------------------------C	Active	2006	4	Member
T------------------------------------.	Inactive	2011	6	Director
A---------------------------------------------.	Active	2022	3	Director

Alyse Michaelson

Alyse Michaelson has the following companies in common with Barbara Michaelson

Name	Status	Incorporated	Key People	Role
L------------------------------C	Active	2006	4	Managing Member
A---------------------------------------------.	Active	2022	3	Director

Barbara Rothschild

Barbara Rothschild has the following companies in common with Barbara Michaelson

Name	Status	Incorporated	Key People	Role
T------------------------------------.	Active	2011	6	President

David Rothschild

David Rothschild has the following companies in common with Barbara Michaelson

Name	Status	Incorporated	Key People	Role
T------------------------------------.	Active	2011	6	Director

Richard Rothschild

Richard Rothschild has the following companies in common with Barbara Michaelson

Name	Status	Incorporated	Key People	Role
T------------------------------------.	Active	2011	6	Vice President

Robert Rothschild

Robert Rothschild has the following companies in common with Barbara Michaelson

Name	Status	Incorporated	Key People	Role
T------------------------------------.	Active	2011	6	Director

Brett Michaelson

Brett Michaelson has the following companies in common with Barbara Michaelson

Name	Status	Incorporated	Key People	Role
L------------------------------C	Inactive	2006	4	Manager

Source

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

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Barbara Michaelson

Active Boca Raton, FL — Managing Member for Langdon Management Advisors, LLC