PORTLAND AREA (503) 678-5525 TOLL FREE (877) 678-5525


Another one of GK's diverse offerings is custom designed greenhouses and supplies! We've been manufacturing high quality pre-made kits since 1977.

Click here for a list of our Greenhouse Structures

Click here for a list of Greenhouse Options


 Call today to speak to a member of our experienced greenhouse sales and design team!

(503) 678-5525








Phone: (877) 678-5525 | 10590 Donald Road NE | PO Box 427 | Donald, Oregon 97020-0427 email facebook googleplus youtube bitcoin Copyright © GK Machine Inc. All Rights Reserved.