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| Steinmiljø Holding AS | Larkollen | 2012 |
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| Steinmontøren AS | Hokksund | 2005 |
| Steinnes Snekkerservice AS | Skibotn | 2013 |
| Steinnes Tre AS | Finnøy | 2026 |
| Steinnes-Vvs AS | Stavanger | 2010 |
| Steinrøyså Holding AS | Kvernaland | 2023 |
| Steinsbø Hus AS | Bremnes | 2001 |
| Steinserv Steinmüller- Serviceleistungen GmbH | De-51647 Gummersbach | 2012 |
| Steinservice AS | Helgeroa | 2018 |
| Steinshaug Maskin AS | Fannrem | 2025 |
| Steinsholt Eiendom AS | Larvik | 2014 |
| Steinsholt Entreprenør AS | Steinsholt | 2009 |
| Steinskog AS | Oslo | 1997 |
| Steinsland Maskin AS | Vennesla | 2022 |
| Steinsnes Elektro AS | Førresfjorden | 2003 |
| Steinsrud Maskin AS | Tinn Austbygd | 1998 |
| Steinsund Entreprenør AS | Hardbakke | 2012 |
| Steinsvik Chile | Førresfjorden | 2015 |
| Steinsvik Hus & Entreprenør AS | Melbu | 2012 |
| Steinsvik Prosjekt AS | Melbu | 2025 |
| Steinsøy Kompetanse AS | Langevåg | 2025 |
| Steinteknikk AS | Kleppe | 2005 |
| Steintransport AS | Sannidal | 2021 |
| Steintøft AS | Urangsvåg | 2016 |
| Steinvik Bygg AS | Stjørdal | 2011 |
| Steinvik Holding AS | Stjørdal | 2010 |
| Steinvikaune Elektro AS | Hegra | 2017 |
| Steinvikaune Holding AS | Hegra | 2017 |
| Steinøya Bygg AS | Meråker | 2024 |
| Steiro Fix & Consulting AS | Hundvåg | 2016 |
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| Stela Laxhuber GmbH | 84323 Massing | 2020 |
| Stelia Holding AS | Kleppestø | 2020 |
| Stelis | Ee-76401 Harjumaa | 2022 |
| Stellar Solskjerming AS | Fredrikstad | 2022 |
| Stema Bygg AS | Lillestrøm | 2016 |
| Stemar AS | Mathopen | 2011 |
| Stemek Eiendom AS | Heimdal | 2023 |
| Stemmedalen AS | Mysen | 2010 |
| Sten Bad AS | Oslo | 2022 |
| Sten Kristiansen Pma | Stathelle | 2007 |
| Stenbacka Montage Nuf | Se-312 94 Laholm | 2021 |
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| Stenberg & Emilsen AS | Dal | 1996 |
| Stenberg Elektro AS | Frogner | 2017 |
| Stenberg Varmepumpe & Service AS | Surnadal | 2026 |
| Stenby & Bruvoll AS | Hemnes | 2014 |
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| Stendahl Bygg AS | Trondheim | 2012 |
| Stendal Holding AS | Alversund | 2005 |
| Stendal VVS AS | Alversund | 1999 |
| Stenderbygg AS | Grimstad | 2020 |
| Stenderverket AS | Finneidfjord | 2020 |
| Stene Oü Nuf | Ee-44414 Rakvere Vald | 2022 |
| Stene Rørservice AS | Moi | 2017 |
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| Stene Tømrerservice AS | Frosta | 2008 |
| Stenebakken Va Utbygging SA | Råde | 2025 |
| Stenersen Tak Og Vedlikehold AS | Oslo | 2016 |
| Stenerud Byggservice AS | Lørenskog | 2002 |
| Stenerud Rørservice AS | Lørenskog | 2024 |
| Stenestø Takservice AS | Tertnes | 2019 |
| Stengel GmbH | De-73479 Ellwangen Jagst | 2023 |
| Stenger & Ibsen Construction Norge AS | Tromsø | 2005 |
| Stengolv Service Väst | 47493 Ellös | 2013 |
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| Stenka Lukasz Wejherowski | 84-200 Wejherowo | 2006 |
| Stenkon AS | Lena | 2021 |
| Stenmännen AB | Se-196 37 Kungsängen | 2015 |
| Stens El | 673 32 Charlottenberg | 2011 |
| Stensbak Bygg AS | Hvam | 2017 |
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| Stensbygg AS | Sogndal | 1996 |
| Stenseide Ventilasjonsservice AS | Kleppestø | 2012 |
| Stensen Service AS | Øksfjorden | 2021 |
| Stenseth & RS Entreprenør AS | Åros | 2002 |
| Stenseth & RS Holding AS | Åros | 2017 |
| Stenseth Entreprenør AS | Hobøl | 2024 |
| Stenseth Maskin AS | Orkanger | 2016 |
| Stenseth Prosjekt AS | Hobøl | 2025 |
| Stenshorne AS | Vestfossen | 2008 |
| Stensletten AS | Herøysundet | 2018 |
| Stensmoen Eiendom AS | Kongsvinger | 2007 |
| Stensnes Maskin AS | Barkåker | 2021 |
| Stensrud & Tinglum AS | Roa | 2016 |
| Stensrud Blikkenslagerverksted AS | Kolbu | 2004 |
| Stensrud Bygg Og Taksering AS | Kviteseid | 2021 |
| Stensrud Maskin Og Montasje AS | Skien | 2025 |
| Stensrud Multiservice AS | Skien | 2025 |
| Stensrud Vedlikehold AS | Kongsberg | 2022 |
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| Stensrød Maskin Skog Og Jordbruk AS | Skien | 2023 |
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| Stensvold Anlegg AS | Larvik | 2013 |
| Stensvold Maskin AS | Sannidal | 2023 |
| Stenumgård Bygg AS | Fåvang | 2004 |
| Stenumgård Bygg Fåvang AS | Fåvang | 2026 |
| Stenvåg Bygg Og Eiendom AS | Brumunddal | 2012 |