| Sika Group - http://www.sika.com/ Manufacturer of speciality chemicals for construction and industry. Informations about divisions and products, technologies and stock performance. |
| Simple Building Systems - http://www.simplebuilding.com/ Pre-cast and cast-on-site lightweight concrete and steel panels used for the construction of walls, floors and roofs on tilt-up and metal buildings. |
| Sipcrete - http://www.sipcrete.com/ Supplies an insulated, energy efficient, high thermal mass building system using concrete. |
| Stressline Limited - http://www.stressline.ltd.uk/ Concrete and steel lintel manufacturers and distributors based in Leicestershire UK.. |
| Substiwood, Inc. - http://www.substiwood.com/ A patent-pending set of products designed to substitute wood lumber in construction. |
| Super-Krete International, Inc. - http://www.super-krete.com/ Concrete restoration, waterproofing, beautification and stamped overlayment products including paints, stains, sealers, concrete hardeners and proprietary cementitious mixtures. |
| The Concrete Connection - http://www.concreteconnection.com/ Find products and services related to the concrete industry. |
| The Concrete Network - http://www.concretenetwork.com/ |
| Vexcon Chemicals - http://www.vexcon.com/ VOC compliant chemicals for the needs of the construction industry. |
| Virginia Ready Mixed Concrete Association - http://www.vrmca.org/ Source for information on ready-mixed concrete for design professionals, homeowners and managers of businesses in the industry. |
| Western Region Ash Group - http://www.wrashg.org/ Information about fly ash, coal combustion products and coal combustion. |