| Caswell Environmental Services Limited | | | workplace safety or health violation | 2013 | UK-HSE | £11,000 |
| CAT International Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Catalloy Limited | | | workplace safety or health violation | 2011 | UK-HSE | £160,000 |
| Catalloy Limited | | | workplace safety or health violation | 2022 | UK-HSE | £170,000 |
| Catalyst Housing Group Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Catalytic Recycling UK Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Catalytic Support Systems Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Catalytic Support Systems Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Catalytic Support Systems Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Catch 22 | | | care quality violation | 2019 | UK-OFSTED | £0 |
| Catch 22 Include Bristol | | | care quality violation | 2019 | UK-OFSTED | £0 |
| Catch22 Pupil Parent Partnership | | | care quality violation | 2023 | UK-OFSTED | £0 |
| Catchpole & Rye Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Catcote MOT Centre Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Catcote MOT Centre Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Cater Capital Investment Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Cater Property Investments (Dundee) Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Caterfab Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| Caterform Stainless Steel Fabrications Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Caterform Stainless Steel Fabrications Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Caterform Stainless Steel Fabrications Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Catering Supplies & Repairs Company Limited | | | workplace safety or health violation | 2011 | UK-HSE | £1,000 |
| Caterpillars Pre-School (Sussex) Limited | | | care quality violation | 2021 | UK-OFSTED | £0 |
| Caterpillars Preschool-Broadfield | | | care quality violation | 2022 | UK-OFSTED | £0 |
| Cathay Investments Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cathay Investments Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cathay Investments Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cathedral Cast Products Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Cathedral Cast Products Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Cathedral Cast Products Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Cathedral Coffins Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cathedral Coffins Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cathedral Coffins Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cathedral Construction Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Cathedral Construction Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Cathedral Construction Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Cathedral Construction Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| Cathedral Schools Trust | | | workplace safety or health violation | 2014 | UK-HSE | £38,177 |
| Cathedral Windows Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Cathedral Windows Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Cathelco Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Cathelco Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Cathelco Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Catherwell Engineering Company Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Catherwell Engineering Company Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Cato Building Contractors Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Cats & Pipes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cats & Pipes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cats & Pipes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cats & Pipes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cats & Pipes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cats & Pipes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cats & Pipes Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Catt Construction | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Catt Construction | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Catt Construction | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Catt Construction | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cattedown Wharves Limited | | | workplace safety or health violation | 2023 | UK-HSE | £141,267 |
| Catterall & Wood Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Catterall & Wood Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Caudle Roofing Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Caunton Engineering Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Causeway Prime Meats | | | workplace safety or health violation | 2021 | UK-HSENI | £0 |
| CAV Aerospace Limited | | | workplace safety or health violation | 2016 | UK-HSE | £805,119 |
| CAV Aerospace Limited | | | workplace safety or health violation | 2014 | UK-HSE | £1,030,351 |
| Cavan Bakery Limited(The) | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cavan Bakery Limited(The) | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| Cavanna Homes (South West) Limited | | | workplace safety or health violation | 2013 | UK-HSE | £40,000 |
| Cavendish Basements Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Cavendish Basements Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Cavendish Basements Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Cavendish Construction Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| Cavendish Kitchens & Bedrooms Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Cavendish Kitchens & Bedrooms Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Cavendish Kitchens & Bedrooms Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Cavendish Kitchens & Bedrooms Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| Cavendish Masonry Limited | | | workplace safety or health violation | 2010 | UK-HSE | £206,636 |
| Cavendish Primary School | | | care quality violation | 2019 | UK-OFSTED | £0 |
| Cavetto Construction Hampshire Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| Cavetto Construction Hampshire Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| Cawarden Co Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Cawdor Stone Group Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| Cawingredients Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| Cawkwell Precision Engineering Co Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| Cawkwell Precision Engineering Co Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| CawMc Engineering Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| CawMc Engineering Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Cawmc Restoration and Auto Refinishers Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| CAWS Cenarth Cheese Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| Cawthorne Construction Company Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| CB Technology Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| CB.REM Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| CB.REM Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| CB.REM Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| CBES Limited | City Facilities Management Ltd | business services | workplace safety or health violation | 2017 | UK-HSE | £0 |
| CBR02 Limited | | | workplace safety or health violation | 2022 | UK-HSE | £5,000 |
| CBRE GWS Limited | | | workplace safety or health violation | 2010 | UK-HSE | £73,162 |
| CBRE Managed Services Limited | CBRE Group | real estate | workplace safety or health violation | 2010 | UK-HSE | £206,671 |
| CBS Packaging Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| CBS Packaging Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| CBT Packaging Limited | | | workplace safety or health violation | 2011 | UK-HSE | £16,971 |
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