The ASQ Design and Construction Division is a subdivision of the American Society for Quality.

Their Operations and Initiatives looks like a powerful focus on a wide range of issues.

The publish a [[|quarterly newsletter]] but you'll have to register at the site to access it.

They also have an active LinkedIn presence.

The Design-Build Institute of America promotes the DBIA as

the only organization that defines, teaches and promotes best practices in design-build. Design-build is an integrated approach that delivers design and construction services under one contract with a single point of responsibility. Owners select design-build to achieve best value while meeting schedule, cost and quality goals.

The Associated General Contractors of America (AGC) is a national organization of general contractors dedicated to improving the quality of construction and protecting the public interest.

You can search their site for "quality" and as a topic it is hard to find specifics; however, the education and training programs, and the

The Construction Specification Institute is a long standing player in construction quality. Their name suggests "specifications" as their focus; but in reality they define their mission as

The mission of CSI is to advance building information management and education of project teams to improve facility performance.