| Deltagere |
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| Unicon AS | www.unicon.no | ||
| Norcem AS | www.norcem.no | ||
| AF Ragnar Evensen AS | www.afgruppen.no | ||
| Sika Norge AS | www.sika.no | ||
| Ingeniør Ivar Pettersen AS | www.pettersen.no | ||
| Norstone AS | www.norstone.no | ||
| Fabeko | www.fabeko.no | ||
| Asak Miljøstein AS | www.asak.no | ||
| Franzefoss Pukk AS | www.franzefoss.no | ||
| Svelviksand AS | www.svelviksand.no | ||
| Anleggsgartnerne NAML | www.naml.no | ||
| Bayer AS | www.bayer.no | ||
| Norsk Betongforening | www.betong.net | ||
| Teknikk AS | www.teknikk.com | ||
| Fundia Armering AS | www.fundia.com | ||
| Arne Eggen Arkitekter AS | http://members.xoom.com/arne_eggen | ||
| Ole. E. Moe AS | www.moe.no | ||
| Abita AS | www.abita.no | ||
|
Gunnebo Troax as |
www.gunnebotroax.no | ||
| BA Gjenvinning AS | www.resiba.no | ||
| Conrad as | www.conradasghost.no | ||
| Spenncon AS | www.spenncon.no | ||