4Specs.com
4specs.com is an Internet directory covering specified construction products for multi-family, commercial, institutional and heavy engineering projects available in North America. The site provides a subject index of product types with links to the relevant company Internet sites. Also provided are links to selected web resources, publications and trade associations.
http://www.4specs.com/

The Aluminum Association
The Aluminum Association, Inc. is the trade association for producers of primary aluminum, recyclers and semi-fabricated aluminum products, as well as suppliers to the industry.
http://www.aluminum.org/

American Iron and Steel Institute
American Iron and Steel Institute is comprised of producer member companies, associate member companies, and affiliate member organizations. Member companies account for more than two-thirds of the raw steel produced in the United States, Canada, and Mexico. Its mission is to promote steel as the material of choice and to enhance the competitiveness of the North American steel industry and its member companies.
http://www.steel.org/

American Institute of Steel Construction
Established in 1921, AISC’s mission is to make structural steel the material of choice by being the leader in structural-steel-related technical and market-building activities, including: specification and code development, research, education, technical assistance, quality certification, standardization, and market development.
http://www.aisc.org/

Architectural West
Architectural West magazine is published six times per year: every January/February, March/April, May/June, July/August, September/October, November/December. Written for the building professional concerned with design, specification and applications.
http://www.westernroofing.net/html/architectural_west.htm

ASTM (American Society of Testing and Materials)
ASTM develops technical standards for industry worldwide.
http://www.astm.org

Canadian Sheet Steel Building Institute
Your leading source for information on sheet steel building products and companies in Canada.
http://www.cssbi.ca/

Cool Metal Roofing Coalition
The Cool Metal Roofing Coalition sponsors this site. Their mission is to educate architects, building owners, specifiers, code and standards officials and other stakeholders about sustainable, energy-related benefits of cool metal roofing.
http://www.CoolMetalRoofing.org

Copper Development Association
CDA is the market development, engineering and information services arm of the copper industry, chartered to enhance and expand markets for copper and its alloys in North America.
http://www.copper.org/

DCD (Design Cost Data)
Design Cost Data, the square foot cost estimating magazine for design & construction.
http://www.dcd.com

Galvalume Sheet Producers of North America
GALVALUME® Sheet Producers of North America provides professionals -- architects, contractors and building owners -- with the most current information available on GALVALUME® Steel Roofing.
http://www.steelroofing.com

International Lead Zinc Research Organization
ILZRO is a nonprofit trade organization, which conducts research on behalf of lead and zinc users and producers throughout the world. Formed in 1958, ILZRO has since earned a global reputation for high-caliber research programs in such areas as electrochemistry, coatings, die-casting, environment, and health.
http://www.ilzro.org

International Zinc Association
The International Zinc Association (IZA) is an international organization representing the world zinc industry. Its members account for 55% of the zinc mined worldwide and 70% of the zinc metal produced every year. The association’s mission is to undertake initiatives good for zinc.
http://www.iza.com

Metal Architecture, a Modern Trade Publication
The leading authority focusing exclusively on the use of metal and metal design in building and construction. The preferred choice by architects and design professionals. It highlights current projects, the latest design ideas, new products, industry news, special reports and various technical issues.
http://www.metalarchitecture.com

Metal Building Manufacturers Association
MBMA was founded in 1956 by a group of companies that developed an innovative way of designing, manufacturing and marketing buildings. Since its inception, MBMA s main ingredients for success have been demonstrated through defining and promoting the common interests of metal building systems manufacturers, and facilitating the consolidation of resources to investigate the current challenges and opportunities confronting the industry.
http://www.mbma.com/

Metal Construction Association
MCA is the place to go for information on the benefits of using metal in construction. Please consider MCA as your resource the next time you have a question about the use of metal in construction!
http://www.metalconstruction.org

Metal Construction News, a Modern Trade Publication
The original newsmagazine of the metal construction industry. The premier source for the news, products and strategies driving the metal construction industry. It reports on the people, the issues, the projects and trends that matter most.
http://www.metalconstructionnews.com

Metal Home Digest, a Modern Trade Publication
The most influential voice committed to growing the use of metal as a superior building product and solution in residential design, building and construction.
http://www.metalhomedigest.com

MetalMag.com
The magazine for the metal construction professional.
http://www.MetalMag.com

The Metal Roofing Alliance
The MRA was formed in 1998 by a small group of forward-thinking metal roofing manufacturers with the main goal of educating consumers about the many benefits of metal roofing. MetalRoofing.com contains a fully featured photo gallery, contractor locator, ask-the-experts center and more.
http://www.MetalRoofing.com

MetalRoofingMag
Trade magazine devoted to the sales and installation of metal roofing on steep slope applications such as residences, office buildings, etc.
http://www.MetalRoofingMag.com

National Coil Coaters Association
NCCA is an established trade organization dedicated to the growth of coil-coated products. The NCCA consists of 160 member companies that are at the forefront of the industry. They provide the coil coating service and are leading manufactures and suppliers of metal, coatings, chemicals, and equipment.
http://www.coilcoating.org/

National Roofing Contractors Association
Established in 1886, NRCA is one of the construction industry’s oldest trade associations and the voice of professional roofing contractors worldwide.
http://www.nrca.net/

Steel Framing Alliance
SFA enables and encourages the widespread, practical and economic use of and preference for light gauge steel framing in residential construction, and expands the use of steel framing as a load-bearing element in commercial construction.
http://www.steelframing.org

The Steel Recycling Institute
SRI is an industry association that promotes and sustains the recycling of all steel products. The SRI educates the solid waste industry, government, business and ultimately the consumer about the benefits of steel’s infinite recycling cycle.
http://www.recycle-steel.org

The Zinc Association
The American Zinc Association is a Washington, D.C. based trade organization comprised of primary and secondary producers of zinc metal, zinc oxide and zinc dust marketed in the United States.
http://www.zinc.org/