About Us

About Our Premier Sheet Metal Company in Allendale, MI

A place to breathe.

Established in 1958, Constructive Sheet Metal, Inc. has a history of excellent quality and service well known throughout the industry.

We can handle all of your project needs from Design, Engineering, Fabrication, and Installation – all the way through “turn-on.”

We currently have systems operating in over 30 states. Qualified and experienced in all types of industrial sheet metal work, we send totally equipped job trailers with highly-trained crews to your facility for on-site installation and/or repairs.


Tab DeJonge

President / CEO

Terry Lantz

Vice President / COO

Chad Nicholas

CFO / Sales / Engineer

Michele Sunde

Office & Human Resource Manager