Semling-Menke Co. Inc.


Headquarters: Merrill, WI

Employees: 315

Product Lines: Wood and clad-wood windows and patio doors. Multi-slide, lift-and-slide, and bi-fold patio doors.

Web Site:

2013 Top 100 Sales Range Category: $30 Million to $40 Million

General Information: In business since 1941, the third generation family business manufactures windows and doors that are marketed under the Semco brand name. Combined operations in Merrill, Wis., and Salt Lake City, Utah, encompass over 600,000 square feet. Semco sells through a nation wide network of one step distributors and dealers, targeting the custom residential, replacement and light commercial markets. 

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