| Name | Type | Sector | Country | Joined On |
|---|---|---|---|---|
| Aibel AS | Company | Construction & Materials | Norway | 11-Aug-2017 |
| Kebony AS | Small or Medium-sized Enterprise | Construction & Materials | Norway | 14-Sep-2011 |
| AF Gruppen ASA | Company | Construction & Materials | Norway | 16-Nov-2009 |
| Aker Solutions ASA | Company | Construction & Materials | Norway | 02-Sep-2008 |
| Alliance Arkitekturstudio AS | Small or Medium-sized Enterprise | Construction & Materials | Norway | 11-Jun-2007 |