Marvin
Manufacturer of wood windows & doors: clad & clad-wood; special shapes; custom sizes & more than 11,000 standard sizes; historical replicas; interior & exterior storm windows.
Preservation Products, Inc.
Waterproofing materials for wood & masonry; Tin-roof restoration systems; AcryMax acrylic roof coating system. Also: Masonry coating systems, church work.
Pella Windows and Doors
Manufacturer of windows & doors: wood, aluminum-clad wood, fiberglass & vinyl; variety of wood types; renovation & new construction; experience on National Park Service projects; standard & custom sizes, shapes, colors, styles, muntin patterns & exterior casings/brickmolds; many glass & hardware options; high transparency screens, wide variety of installation systems, local representation & service.
Grabill Windows & Doors
Designer & manufacturer of high-performance all-wood, bronze & aluminum-clad windows & doors: commercial & historic projects; traditional to contemporary; historic replicas; green windows for sustainable designs.
Kolbe Windows & Doors
Manufacturer of made-to-order windows & doors: extensive product lines and custom capabilities to provide traditional details & historical replication; extruded aluminum-clad, wood & vinyl energy-efficient windows & doors.
