STRUCTUAL DESIGN          -          AEROSPACE          -          TELECOMMUNICATIONS         -         CUSTOM APPARATUS

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Welcome to Plaintree

Plaintree Systems Inc. is a exceptionally diversified company with proprietary technology and manufacturing capabilities in structural design, aerospace and telecommunications.

All of our divisions invest heavily in research and development of new and improved products. Hypernetics, our Aerospace division, has a seven person aerospace engineering department.
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Specialty Structures

First in the world - a three story high truly organic form replicating a bronze colored caterpillar is now the focal point of the Strong Museum in downtown Rochester NY.
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Space Frames


Aerospace Engineering


Aerospace Machining


Point-to-point Wireless

Arnprior fire trucks

Custom Fire Apparatus

Madawaska Doors

Custom Solid Wood Doors