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MSL’s commitment to delivering an efficient, professional service with a social conscience is underpinned through its adherence to the highest standards of health & safety, quality systems and awareness for the environment.

MSL has maintained accreditation to BS OHSAS 18001, EN ISO 9001:2015 and EN ISO 14001:2015 first achieving these in 2010.

ISOQAR Registered

ISOQAR Registered

Certification to ISO standards or British standards demonstrates that your organisation works to international or national best practice, demonstrating your credibility and competence to stakeholders and customers. Certifications are legally obligated in some industries, while in other industries they are often included in tender requirements. Read more

Health & Safety

Nothing matters more than the safety of people, our client’s staff, their visitors and our people and representatives. That’s why we carry out our work to the standards of BS OHSAS 18001 together with other health & safety accreditations including Safe Contractor, Altius, Chas and Constructionline.

Our rigorous health & safety programme is managed through our unique MSL Safepartner Scheme.


We pride ourselves on maintaining the highest standards of quality and these are recognised by our EN ISO 9001:2015 quality management accreditation.


We take great care to minimise our impact on the environment and are accredited to EN ISO 14001:2015 standards.

Our Accreditations

We stay at the forefront of Health and Safety and are proud to be registered and approved members of the following bodies.

Safe Contractor Approved

Safe Contractor Approved

SafeContractor supports you by helping you demonstrate commitment to sustainable and ethical practices by gaining your SafeContractor accreditation and SafePQQ verification. Read more

CHAS Accredited Contractor

CHAS Accrediated Contractor

CHAS (The Contractors Health and Safety Assessment Scheme) was created by experienced health and safety professionals in 1997 to improve health and safety standards across the UK, and currently has more than 1000 public and private sector client organisations and 35,000 contractors registered on the CHAS database. Read more

Altius Assured Vendor

Altuis Assured Vendor

Altius is certificated to ISO 9001, accredited by the HSE backed Safety Schemes in Procurement (SSIP) organisation and are proud to be members of the British Safety Council and ROSPA. Read more.

Constructionline Approved

Contsructionline Approved

At Constructionline opens up opportunities for members to access a wide range of procurement contracts and projects – and for buyers to access a validated pool of high quality suppliers. Not only do they work to enhanced PAS 91 criteria, they also validate suppliers as ‘Deemed to satisfy’ for SSIP alonside a variety of other services. Read more.

CDM Competent - Eurosafe UK

CDM Competent

The Eurosafe UK CDM Competent Scheme is a health and safety assessment exercise based on the requirements of the CDM Regulations 2015 and other workplace related legislation. Eurosafe UK assist buyers (organisations who appoint contractors and designers) in discharging their duties relating to assessing the organisational capability of suppliers they appoint to undertake work on their behalf. Read more

MSL Safepartner Sheme

MSL Safepartner

The MSL Safepartner scheme is a member of the SSIP (Safety Schemes in Procurement) Forum. The scheme provides on-going support, training and a bi-annual conference (most recently held in Leeds in September 2019) focussing on health & safety best practise and current developments. Read more

SSIP Accredited

SSIP Registered Schemes

SSIP Registered Membership is open to any third-party Health & Safety assessment schemes, including Health & Safety assessment schemes such as those run by major contractors or Trade Associations. Registered Member schemes benefit from a two-way mutual recognition with other registered member schemes, as long as the other registered member approval was carried out in accordance with SSIP Rules and Bylaws. Read more