About us
M J Wilson Contracting Ltd is a family-run civil engineering and construction company established in 2020, operating across South Wales and throughout the UK. From our base in Bridgend, we support contractors, utility providers and renewable energy partners with safe, reliable and high-quality site delivery.
We specialise in civils, groundworks, trenching, ducting, cable installation, access tracks, water services and operated plant hire, providing practical, site-ready support backed by our own plant, operators and material supply.
As a Constructionline Gold accredited contractor, we work to industry-leading standards and hold full ISO certification, ISO 9001, ISO 14001 and ISO 45001, ensuring every project is delivered safely, efficiently and in line with best practice.
M J Wilson Contracting Ltd continues to grow through strong relationships, repeat business and a commitment to delivering dependable, compliant and high-quality work across the UK.
Accreditations
| Accreditation | Covers | Certificate or registration | Valid to |
|---|---|---|---|
| ISO 9001:2015 | Quality management | 216209/A/0001/UK/En | 5 May 2029 |
| ISO 14001:2015 | Environmental management | 216209/B/0001/UK/En | 30 April 2029 |
| ISO 45001 | Occupational health and safety management | – | – |
| Constructionline Gold | Gold member | 1313820 | – |
| SSIP | Once For All health and safety assessment | 1313820 | 11 March 2027 |
| CPA | Construction Plant-hire Association | – | – |
Quality
Our quality management system is certified to ISO 9001:2015 for groundworks and small civil engineering projects.
Health and safety
Our occupational health and safety management system is certified to ISO 45001, and we are SSIP registered through Once For All.
Environment
Our environmental management system is certified to ISO 14001:2015 for groundworks and small civil engineering projects.
Work with us
Send us the details of your job and we will come back to you with a quote.