| C S Godney Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C S Godney Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C S Godney Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C S Godney Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C S Godney Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C S Godney Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C S Innes & Sons | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C S Innes & Sons | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C S J Coil Trading Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| C S J Coil Trading Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £1,747 |
| C S Structures Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| C Smith & Sons (Rochdale) Ltd | | | workplace safety or health violation | 2014 | UK-HSE | £90,000 |
| C T Safety Barriers Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| C Thompson & Sons (Groundworks) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C Toms & Son Ltd | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| C Toms & Son Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C Toms & Son Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C Tyler Building Limited | | | workplace safety or health violation | 2019 | UK-HSE | £0 |
| C Varley Construction Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C W D Engineering Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| C W D Engineering Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| C W Dobbs & Son Ltd | | | workplace safety or health violation | 2010 | UK-HSE | £9,588 |
| C W Dobbs & Son Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C W Duke & Sons Contracting Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C W Duke & Sons Contracting Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C W Duke & Sons Contracting Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C W T Asbestos & Demolition Ltd. | | | workplace safety or health violation | 2011 | UK-HSENI | £3,000 |
| C&G Meat Products Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| C&G Meat Products Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| C&M Ceiling and Partitions Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2023 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2023 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2023 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2023 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2020 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2020 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2019 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2019 | UK-HSENI | £0 |
| C&M Quarry Products Ltd | | | workplace safety or health violation | 2019 | UK-HSENI | £0 |
| C&O Powder Coatings Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C&O Powder Coatings Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C&R Construction (SW) Ltd | | | workplace safety or health violation | 2016 | UK-HSE | £111,060 |
| C&R Powder Coating and Welding Fabrication Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C&R Powder Coating and Welding Fabrication Ltd | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| C&V Loane Limite | | | workplace safety or health violation | 2023 | UK-HSENI | £20,000 |
| C-Kab Mouldings Ltd | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| C. and K. Precision Engineers Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| C. and K. Precision Engineers Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| C. and K. Precision Engineers Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
| C. Dunne Joinery & Building Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| C. Dunne Joinery & Building Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| C. Dunne Joinery & Building Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| C. Dunne Joinery & Building Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| C. J. Leonard & Sons Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C. J. Leonard & Sons Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C. J. Leonard & Sons Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C. J. S. Roofing Contractors Ltd | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| C. Norris (Spring Specialists) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C. Norris (Spring Specialists) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C. Norris (Spring Specialists) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C. Norris (Spring Specialists) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C. Norris (Spring Specialists) Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C. S. Ellis (Group) Limited | | | workplace safety or health violation | 2021 | UK-HSE | £0 |
| C.A.F. Construction (Scotland) Ltd | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.B. Homes Limited | | | workplace safety or health violation | 2023 | UK-HSE | £6,984 |
| C.B. Homes Limited | | | workplace safety or health violation | 2013 | UK-HSE | £11,377 |
| C.B. Homes Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C.B. Homes Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C.Brewer & Sons Limited | | | workplace safety or health violation | 2016 | UK-HSE | £0 |
| C.C. Hydrosonics Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.C. Hydrosonics Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.C. Hydrosonics Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.C. Hydrosonics Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.C.T. Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.C.T. Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.C.T. Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.E.P. Demolitions Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| C.E.P. Demolitions Limited | | | workplace safety or health violation | 2020 | UK-HSE | £0 |
| C.F. Booth (Engineering) Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.F. Booth (Engineering) Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.F. Booth (Engineering) Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.F. Booth (Engineering) Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.F. Booth Limited | | | workplace safety or health violation | 2013 | UK-HSE | £16,596 |
| C.G. Fry and Son limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C.G.F. Builders Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.H. Clarke & Co. (Engineers) Limited | | | workplace safety or health violation | 2017 | UK-HSE | £0 |
| C.I.S (Contract Packaging) Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.I.S (Contract Packaging) Ltd | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.I.S.M. Limited | | | workplace safety or health violation | 2014 | UK-HSE | £57,864 |
| C.J.C. Joinery Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C.J.C. Joinery Ltd | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C.K. Foods (Processing) Limited | | | workplace safety or health violation | 2018 | UK-HSE | £0 |
| C.L. Prosser & Co. Limited | | | workplace safety or health violation | 2022 | UK-HSE | £0 |
| C.L.A Tools Limited | | | workplace safety or health violation | 2023 | UK-HSE | £0 |
