Indupart Ltd
Indupart- The UK'S largest trade supplier of industrial door components/hardware & supplier of industrial doors to the trade. Depots at Stockport, Hemel Hempsted, Bristol Glasgow
http://www.indupart.co.uk/

R and S Erection
Produces wood folding doors and commercial sectional doors.
http://www.rs-erectionofsc.com/

Raynor Garage Doors
Raynor is the leading provider of both residential garage doors and openers and commercial sectional, rolling, fire, and traffic garage doors and operators.
http://www.raynor.com

Clopay Garage Doors
Clopay Corporation includes Clopay Building Products garage doors and commercial doors, Clopay Service Company professional installation, and Clopay Plastic Products embossed barrier and breathable plastic films.
http://www.clopay.com

Equaldoor
Equal Door - Manufacturer of custom wood Carriage House style garage doors. Sold throughout North America through authorized dealers or direct from Equal door.
http://www.equaldoor.com

Torque Force Europe
Manufacturers of sectional overhead doors no longer have to look for a reliable source to supply them with their door-components.
http://www.tfe-doco.com

First United Door Technologies, L.L.C.
first united door technologies is a garage door manufacturer of steel and wood residential sectional and carriage house style garage doors and openers and commercial sectional doors.
http://www.firstudt.com

Specialty Doors
Interior doors, glass doors, sliding glass doors, acoustical doors, traffic doors, frameless glass doors, frosted glass doors, exterior folding doors, and door hardware.
http://www.specialtydoors.com/

Pella Doors and Windows
Premium Grade windows, patio doors, entry doors, storm doors and skylights. Available in the U.S. and Canada.
http://www.pella.com

Tianjin Meitong Lumber Industry Co.,Ltd.
Manufacturer producing and exporting solid wood doors, built-in doors and cupboard doors for construction and decoration. China.
http://www.meitongdoor.com/