ROOFING / DRAINAGE
ARCHITECTURAL Awnings Store Fronts Sky-Lights Solar Glass Ceilings Restoration
Architectural Composite Rolled Roofing Concrete Slate Clay Tile
Metal Roofing Vents & Fans Mastic & Joint Sealers Underlayment's Flashing
Elastic Roofing Membrane Waterproofing Damp Proofing Roofing Fasteners
Roof Design Roofing Contractors Roof Truss Soffit & Fascia Gutters & Drainage Tension Structures
BIRDAIR
World leader in
tensioned membrane systems
Since 1956, Birdair has been committed to the
technological development of structural fabric applications.
Amherst New York.
AMERICAN HYDROTECH Inc.
Sustainable design, waterproofing, roofing, garden roof, pre-cast and pavers.
Chicago, Illinois.
Specialty construction engineering for architects, developers,
public agencies, corporations & institutions, world wide.
Houston, Texas.
CG BOSTWICK Company
Roofing and architectural sheet metal continuously since 1902.
Hartford, Connecticut.
Standard Structures
Developing Better Ways to Build
Manufacturer of engineered wood products produced for
the commercial and multi-family construction industry.
Windsor, California.
Detroit Cornice & Slate
Historical restoration, cornice, roofing, architectural details domes & turrets.
www.detroitcorniceandslate.com
Ferndale, Michigan.
WJE
Wiss, Janney, Elstner
Associates
www.wje.com
Engineers, Architects & Materials Scientists
Investigation, evaluation, assessment, repair & preservation.
Specialist in facade ordinance - www.wje.com/facadeordinance
Northbrook, Illinois.