Stained Glass Ltd - Builds, intalls and repairs stained glass windows. Also offers hobby mirroring supplies. - http://www.stainedglassltd.com
Scientific Window - Manufactures and installs aluminum and vinyl windows and doors. - http://www.scientificwindow.com/
Preferred Window and Door - Provides replacement windows and doors for commercial and residential applications of the construction industry . - http://www.preferredwindowanddoor.com/
Continental Window and Glass - Makes and installs windows and doors, including glass block. Features products and services information, and contact information. - http://www.continentalwindowsandglass.com/