| Boklok (Hoodlands) Limited | Construction | 2018 |
| Boklok Housing Limited | Construction | 2019 |
| Cementation Mining Limited | Professional & scientific | 1968 |
| Cementation Skanska Limited | Construction | 1968 |
| Cervinia Beauty Limited | Construction | 1960 |
| Davy Mining Limited | Professional & scientific | 1949 |
| DS & SH Properties Ltd | Real estate | 2022 |
| Duran FYC Limited | Construction | 2013 |
| Forever Young People C.I.C. | Education | 2020 |
| Hinnok Consultancy Ltd | Information & communication | 2016 |
| Hinnok Properties Ltd | Real estate | 2021 |
| Marktune Limited | Professional & scientific | 1988 |
| Miliwat Limited | Professional & scientific | 2017 |
| Mini Enterprises Ltd | Wholesale & retail | 2022 |
| Mythologyworkshop Ltd | Education | 2022 |
| Phax Limited | Professional & scientific | 2003 |
| Poppy Acorn Limited | Construction | 2006 |
| Rme-Ideas Limited | Information & communication | 2009 |
| Sarawak Surili Limited | Other services | 2000 |
| Skanska Cementation International Limited | Construction | 1948 |
| Skanska Construction (Regions) Limited | Construction | 1927 |
| Skanska Construction Holdings UK Limited | Professional & scientific | 2000 |
| Skanska Construction Services Trustee Limited | Other services | 1994 |
| Skanska Construction UK Limited | Construction | 1923 |
| Skanska Healthcare Trustees Limited | Professional & scientific | 2014 |
| Skanska Infrastructure Development UK Limited | Construction | 1995 |
| Skanska Infrastructure Investment UK Limited | Administrative & support | 2002 |
| Skanska J.V. Projects Ltd | Administrative & support | 1998 |
| Skanska Major Projects Limited | Construction | 1970 |
| Skanska Rashleigh Weatherfoil Limited | Construction | 1964 |
| Skanska Residential Development UK Limited | Construction | 2010 |
| Skanska Technology Limited | Construction | 1968 |
| Skanska Trusteeships Limited | Professional & scientific | 2006 |
| Skanska UK PLC | Construction | 1963 |
| THE Lash Lounge Watford Ltd | Other services | 2025 |
| Tornio Pines Limited | Financial services | 2015 |
| Trinity Tower Property Company Limited | Professional & scientific | 1987 |
| Trollope & Colls Limited | Construction | 1903 |
| Wastwater Red Limited | Professional & scientific | 1969 |
| Wilson & Jennings Limited | Construction | 1963 |