Ash Grove Cement Company -- http://www.ashgrove.com
A longtime leader in the cement manufacturing industry, Ash Grove Cement Company, headquartered in Overland Park , Kansas is the largest American-owned producer of cement.

American Coal Ash Association -- http://www.acaa-usa.org
The American Coal Ash Association (ACAA) is a not-for profit 501(c) (6) organization that promotes the beneficial use of coal combustion products (CCPs). CCPs are produced by the burning of coal in a boiler and take the form of fly ash, bottom ash, boiler slag, flue gas desulfurization products (FGD gypsum, sprayer dryer residues, etc.), and other similar materials. CCPs have a myriad of uses that allow the substitution of CCPs for natural or manufactured materials in many processes and applications.

Ash Grove Aggregates -- http://www.ashgroveagg.com
Ash Grove Aggregates is a multi-location limestone producer with quarries in Kansas and Missouri . Our mission is to ensure we are the producer of choice in the crushed stone industry. All our actions will be directed toward attaining and maintaining the following:

• Loyal, informed, and valued customers
• Successful, safe, and proud employees
• An aggressive, prosperous, and responsible company

Western Region Ash Group -- http://www.wrashg.org
The Western Region Ash Group is an informal association of producers, users, regulators, researchers and others interested in coal combustion products (CCPs). These materials include fly ash, bottom ash and flue gas desulphurization residues. Members are involved in reuse of CCPs including researching new applications or making others aware of the many uses of these versatile products.

The Concrete Promotional Group -- http://www.concretepromotion.com
A Greater Kansas City not-for-profit trade association comprised of businesses and concerned individuals working toward a common goal: