| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| NIRAS PROPERTY A/S CVR 26127025 | BoardChairman | Since 2004 | — | Active |
| N1 A/S CVR 25154150 | BoardBoard of Directors | Since 2026 | — | Active |
| NIRAS Fonden CVR 11647308 | BoardBoard of Directors | Since 1986 | — | Active |
| AKADEMIET FOR DE TEKNISKE VIDENSKABER CVR 16007870 | BoardBoard of Directors | Since 2020 | — | Active |
| Teknologisk Institut CVR 56976116 | BoardBoard of Directors | Since 2023 | — | Active |
| LIC ENGINEERING A/S CVR 79202819 | BoardChairman | Since 2023 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| GROUNDWATER CHEMTEST ApS CVR 10021952 | BoardChairman | 2000 – 2002 | — | Dissolved |
| NIR-DEM A/S CVR 10466482 | BoardChairman | 2004 – 2010 | — | Dissolved |
| BIRK & BOE A/S. RÅDGIVENDE INGENIØRER CVR 11772234 | BoardBoard of Directors | 2001 – 2003 | — | Dissolved |
| Datoselskabet af 28. januar 2022 A/S CVR 12249594 | BoardChairman | 2021 – 2022 | — | Dissolved |
| AlfaNordic International ApS CVR 37702994 | BoardChairman | 2022 – 2026 | — | Active |
| DANISH HEALTH CONSULT A/S CVR 13254575 | BoardBoard of Directors | 2002 – 2002 | — | Dissolved |
| AB EURO-TEC AKTIESELSKAB. RÅDGIVENDE INGENIØRER - DANMARK CVR 13304386 | BoardBoard of Directors | 2001 – 2001 | — | Dissolved |
| WATER & POWER PLANNERS A/S CVR 13313148 | BoardBoard of Directors | 2002 – 2003 | — | Dissolved |
| ABRAHAMSEN & NIELSEN A/S. RÅDGIVENDE INGENIØRER CVR 14669213 | BoardBoard of Directors | 2000 – 2003 | — | Dissolved |
| RÅDGIVENDE INGENIØRFIRMA M.A.I. EJNER LARSEN ApS CVR 16682977 | BoardChairman | 2006 – 2014 | — | Dissolved |
| NIR-PEN A/S CVR 14123903 | BoardChairman | 2005 – 2026 | — | Active |
| NIRAS INTERNATIONAL A/S CVR 19296075 | BoardChairman | 2004 – 2009 | — | Dissolved |
| WATER CONSULT ApS CVR 20029900 | BoardBoard of Directors | 2003 – 2003 | — | Dissolved |
| NIRAS KONSULENTERNE A/S CVR 20940395 | BoardChairman | 2004 – 2009 | — | Dissolved |
| DYBBRO & HAASTRUP ApS CVR 21076805 | BoardChairman | 2005 – 2005 | — | Dissolved |
| Neaa A/S CVR 21803170 | BoardBoard of Directors | 2015 – 2016 | — | Dissolved |
| NIRAS MAPPING A/S CVR 19959341 | BoardChairman | 2012 – 2026 | — | Active |
| EXPLORA A/S CVR 24205002 | BoardChairman | 2008 – 2009 | — | Dissolved |
| DEFCOM SECURITY A/S CVR 25053176 | BoardBoard of Directors | 2000 – 2002 | — | Dissolved |
| NIRAS GRUPPEN A/S CVR 73432219 | ManagementChief Executive Officer | 2000 – 2026 | — | Active |
| NIRAS IPR A/S CVR 53619215 | BoardChairman | 2004 – 2026 | — | Active |
| AMPHI-BAC ApS CVR 31259509 | BoardChairman | 2021 – 2022 | — | Dissolved |
| Wexøe Industry A/S CVR 16608947 | BoardBoard of Directors | 2006 – 2008 | — | Active |
| ALFANORDIC A/S CVR 31485304 | BoardChairman | 2021 – 2022 | — | Dissolved |
| Roskilde Universitet CVR 29057559 | BoardBoard of Directors | 2020 – 2025 | — | Active |
| Neaa Bioenergy A/S CVR 34607737 | BoardBoard of Directors | 2016 – 2016 | — | Dissolved |
| NIRAS GREENLAND A/S CVR 87672328 | BoardChairman | 2000 – 2026 | — | Active |
| AlfaNordic Academy A/S CVR 39335042 | BoardChairman | 2021 – 2021 | — | Dissolved |
| AlfaNordic Group A/S CVR 40482520 | BoardChairman | 2021 – 2022 | — | Dissolved |
| AQUALIFE A/S CVR 26058651 | BoardBoard of Directors | 2006 – 2009 | — | Active |
| NIR-HART ApS RÅDGIVENDE INGENIØRER CVR 48457819 | BoardChairman | 2006 – 2006 | — | Dissolved |
| HOSTRUP-SCHULTZ & SØRENSEN. RÅDGIVENDE INGENIØRER A/S CVR 73622212 | BoardBoard of Directors | 2000 – 2001 | — | Dissolved |
| MULTI MEDIA CONSULTING A/S CVR 78589728 | BoardChairman | 2004 – 2024 | — | Dissolved |
| AEC RÅDGIVENDE INGENIØRER A/S CVR 81722811 | BoardBoard of Directors | 2001 – 2002 | — | Dissolved |
| CreceaJoblife A/S CVR 40657932 | BoardChairman | 2019 – 2019 | — | Active |
| NIRAS A/S CVR 37295728 | BoardBoard of Directors | 2000 – 2026 | — | Active |
| FORENINGEN AF RÅDGIVENDE INGENIØRER CVR 58266310 | BoardBoard of Directors | 2017 – 2018 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Chairman | 2companies | View profile | |
| Board of Directors | 1company | View profile | |
| Founder | 1company | View profile | |
| Board of Directors | 1company | View profile | |
| Management | 1company | View profile |