News Releases


Wojan Sales Rep Jeff Collis Promoted to Regional MAnager
January 9, 2019


Jill Harrell
Wojan Window & Door
[email protected] 

Wojan Window & Door recently announced that long-time Sales Representative Jeff Collis has been promoted to Regional Manager-Great Lakes.

Collis joined Wojan in 2012 and has been instrumental in the company’s growth since then. He has valuable experience as a glazing business partner and also represented Wojan as an independent rep for a number of years before joining Wojan full-time. Collis will initially oversee all representatives and sales activity in Michigan and Ohio. The company expects this newly-defined region to expand in the future.


About Wojan Window & Door Corp. Founded in 1952, Wojan Window & Door Corp. manufactures custom commercial aluminum windows and sliding glass doors from facilities in Charlevoix and Coldwater, Michigan. The diverse product line is rated for a variety of commercial and architectural applications. Wojan is an approved supplier for Hilton® Worldwide and the Marriott® CFRST brands, a member of AAMA (American Architectural Manufacturers Association) and NAMI (National Accreditation and Management Institute), and a registered provider with AIA/CES (American Institute of Architects Continuing Education System). Visit to learn more.

January 2019: Jeff Collis Promoted to Regional Manager

July 2018: Wojan Expands Charlevoix Facility

December, 2017: Wojan Window & Door Awarded Skilled Trades Training Grant for 2018

September, 2016: Wojan’s Double-Hung Featured in Restoration of Historic Chicago Complex

July 2016: Wojan Window & Door Fills Several Key Positions

July 2016: Andy Robison Promoted to Coldwater Operations Manager

August, 2014: Wojan Introduces Double-Hunt Tilt-In Window Series

May, 2014: Wojan Window & Door Hires New Engineering Manager, Ralph Ignasky

November, 2013: Wojan Introduces AW-rated M950 Horizontal Slider

November 22, 2013: First Annual Wojan Holiday Food Drive a Success!

August 13, 2012: Jeff Wright Joins Wojan as Regional Sales Manager

March 28,2012: Production Engineer Tim Hruska Joins Wojan

October 13, 2011: Wojan Expands M-950 Production to Second Plant

September 6, 2011: New Hires at Wojan Window & Door

August 24, 2011: Wojan Window & Door Launches All-New Website

April 4, 2011: M-950 Passes Large Missile Impact Testing

February 4, 2011: M-950 Series Earns Reader's Choice Award

January 15, 2011: Wojan Renews with AIA as Registered Provider

December 15, 2010: New Sliding Glass Doors Manufactured by Wojan

November 24, 2010: Wojan Adds New 3¼ Horizontal Slider to M-950 Series

October 20, 2010: New Blast-Resistant Aluminum Windows from Wojan

August 25, 2010: Wojan Joins BOMA as National Associate Member

April 9, 2010: Wojan Launches M-950 Series: 3¼ Aluminum Windows

March 17, 2010: Wojan Joins NAHRO Manufacturers and Suppliers Council

January 31, 2010: Wojan Becomes AIA/CES Registered Provider