| Name | Type | Sector | Country | Joined On |
|---|---|---|---|---|
| Recover AS | Company | Construction & Materials | Norway | 21-Jun-2021 |
| NRC Group ASA | Company | Construction & Materials | Norway | 30-Apr-2021 |
| Haplast AS | Small or Medium-sized Enterprise | Construction & Materials | Norway | 29-Mar-2021 |
| Norconsult Norge AS | Company | Construction & Materials | Norway | 13-Jan-2021 |
| Baneservice AS | Company | Construction & Materials | Norway | 12-Oct-2020 |
| Veidekke ASA | Company | Construction & Materials | Norway | 24-Aug-2020 |
| Snøhetta AS | Company | Construction & Materials | Norway | 22-Jun-2020 |
| GK Gruppen AS | Company | Construction & Materials | Norway | 23-Aug-2018 |
| 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 |