The National Glass Association is the largest

trade association A trade association, also known as an industry trade group, business association, sector association or industry body, is an organization founded and funded by businesses that operate in a specific Industry (economics), industry. An industry tra ...

for the auto glass,

architectural glass Architectural glass is glass that is used as a building material. It is most typically used as transparent glazing material in the building envelope, including windows in the external walls. Glass is also used for internal partitions and as an ar ...

, and

window A window is an opening in a wall, door, roof, or vehicle that allows the exchange of light and may also allow the passage of sound and sometimes air. Modern windows are usually glazed or covered in some other transparent or translucent materia ...

and

door A door is a hinged or otherwise movable barrier that allows ingress (entry) into and egress (exit) from an enclosure. The created opening in the wall is a ''doorway'' or ''portal''. A door's essential and primary purpose is to provide security b ...

markets. The NGA was founded in 1948, and currently has close to 3,000 member companies. This international association represents the interests of companies worldwide. The NGA's Mission:

To provide information and
education Education is a purposeful activity directed at achieving certain aims, such as transmitting knowledge or fostering skills and character traits. These aims may include the development of understanding, rationality, kindness, and honesty. Va ...
, as well as promote quality workmanship, ethics, and safety in the architectural, automotive and window and door glass industries. NGA acts as a clearinghouse for industry information, a catalyst in education and training matters, and a powerful voice on behalf of our members.

The NGA publishes ''Glass Magazine'' and ''Window & Door'' and organizes GlassBuild America: The Glass, Window, and Door Expo.

References

Trade associations based in the United States Glass architecture Glass industry {{Company-stub