Powerhouse Cranes, Gates, Gate Hoists and Gantry Cranes

801 Curé Boivin, Boisbriand (Qc) J7G 2J2,Other, Canada

COH specializes in the design, fabrication, and installation of powerhouse cranes, water intake, draft tube, spillway gates, gate hoists and gantry cranes; as well as stop log rack and pinion gantry cranes. With over 150 installations in service in various countries around the world, COH has demonstrated its mastery of the complex requirements encountered in the Hydro-Electric Industry.

Structural, mechanical and electrical crane engineering

COH has always been dedicated not only to building an excellent product, but also to assuming full responsibility for its performance. This has led us to performing both the engineering and manufacturing of all critical components used on our equipment. Furthermore, COH uses, unless specified otherwise, only components conforming to North-American codes. All engineering tasks are performed at our main plant location including structural, mechanical, electrical and programming. Our state-of-the-art manufacturing facilities include a high bay dedicated for testing and de-bugging our automatic equipment ensuring minimal start-up time at our customers’ production plants.

COH’s head office and plant are conveniently located near Montreal’s international airport. Combined there is more than 50,000ft² (4,650m²) of manufacturing space including:

  • Machine shop
  • Assembly bays
  • Painting and sandblasting bay
  • Electrical shop

Engineering and quality management system

With a multi-disciplined engineering department (structural, mechanical, electrical and automation), extensive machine shop, plate shop, electrical shop, and three large final assembly areas, COH can deliver cranes meeting any application requirements.

Through our strictly applied ISO9001-2000 Quality Management System, we assure that all our customers requirements from design to final commissioning and after sales services are met.

Material handling equipment

Do not hesitate to request a proposal for all your material handling equipment such as: cranes, gantries, transfer car or any other specialized equipment involving hoisting or horizontal movement of a load by means of hooks or complicated grabbing mechanism. Our equipment can be controlled by push-button station, radio, operator’s cab or entirely automatic. COH also offers refurbishing and maintenance services for COH equipment as well as of other manufacturers.


801 Curé Boivin

Boisbriand (Qc) J7G 2J2



+1 450 430 6500 +1 450 430 6611