JH Mechanical & Electrical Services Ltd is a member of the following organisations:

                        Gas Safe Register is the official gas registration body for the United Kingdom, appointed by the Health and Safety Authority for each area. By law all gas engineers must be on the Gas Safe Register
The National Inspection Council for Electrical Installation Contracting is one of several organisations which regulates the training and work of electrical enterprises in the UK.
WIAPS is funded by sixteen Water Suppliers to administer an approved plumbers’ scheme for them. To become a WIAPS member, applicants have to demonstrate that they have been suitably trained as a plumber, that they have adequate knowledge of the water regulations by passing an assessment and they must be able to confirm that they have appropriate insurance cover. We are also a member of WaterSafe, which is an online directory and national accreditation body for competent and qualified plumbers in England, Scotland, Wales and Northern Ireland.
                The F-Gas Register is one of the Approved Bodies for F-Gas Certification for companies and for individual technicians based in England, Scotland, Ireland & Wales as defined in the UK’s The Fluorinated Greenhouse Gases Regulations 2015
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 contractor sector.


Constructionline is one of the registers that provide SSIP,  standardised PQQ and approval to the PAS91 standard.  You can be confident that we have all the right insurance, quality, health and safety and environmental, CSR and legal system in place to support your needs.


We are certified by independent auditors under the BAFE Scheme for SP203-4 Emergency Lighting Systems.
We are a member of RoSPA, the Royal Society for the Prevention of Accidents. RoSPA is a leading voice in health and safety that campaigns to reduce avoidable accidents at home, on the road, at work and at leisure.