William Siderwicz

Archived Record Marblehead, MA — Previous Vice President for Oxbow Power of Kirkwood, New York, Inc.

William Siderwicz Overview

William Siderwicz has been associated with one company, according to public records. The company was incorporated in Florida thirty-seven years ago and is no longer active.

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Name	Status	Incorporated	Key People	Role
Oxbow Power of Kirkwood, New York, Inc.	Inactive	1989	6	Vice President

Connections for William Siderwicz

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

Richard P. Callahan

Richard P. Callahan has the following companies in common with William Siderwicz

Name	Status	Incorporated	Key People	Role
O-------------------------------------.	Inactive	1989	6	Secretary

Bernard H. Cherry

Bernard H. Cherry has the following companies in common with William Siderwicz

Name	Status	Incorporated	Key People	Role
O-------------------------------------.	Inactive	1989	6	President

William I. Koch

William I. Koch has the following companies in common with William Siderwicz

Name	Status	Incorporated	Key People	Role
O-------------------------------------.	Inactive	1989	6	Director

Douglas R. Powell

Douglas R. Powell has the following companies in common with William Siderwicz

Name	Status	Incorporated	Key People	Role
O-------------------------------------.	Inactive	1989	6	Vice President

Zachary K. Shipley

Zachary K. Shipley has the following companies in common with William Siderwicz

Name	Status	Incorporated	Key People	Role
O-------------------------------------.	Inactive	1989	6	Treasurer

Source

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

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William Siderwicz

Archived Record Marblehead, MA — Previous Vice President for Oxbow Power of Kirkwood, New York, Inc.