our divisions
Diamond work with the country’s leading main contractors and sub-contractors connecting experience throughout our divisions. We are a leading supplier for the delivery of temporary and permanent recruitment personnel of varying skills and disciplines to projects throughout the UK. Projects both large and small in the following divisions have provided Diamond with the opportunity to successfully prove that we can assist any client in the supply of suitable labour in a very diverse industry.
Diamond have strong working relationships providing building management system (BMS) installers and maintenance operatives to the construction industry. We provide operatives to nationwide clients in the monitoring of a building’s mechanical and electrical equipment such as ventilation, lighting, power systems, fire systems, air conditioning (HVAC) and security systems. All operatives are sourced to experience and skills required to suit the size of our client and the project.
With M&E being the founding core business of Diamond, we have been supporting electrical and mechanical contractors throughout the UK since 1983. Diamond are members of the JIB Industrial Information Scheme, allowing us to verify the qualifications of the workers we provide; all electrical labour supplied are ECS card holders. We supply all levels of electrical personnel including Management, Testing and Inspection, Electricians, Improvers and Mates covering all aspects of installation works including commercial, industrial, residential and retail.
Diamond were founder members of the B&ES (HVCA) agency alliance and still work to the key commitments as set to ensure our mechanical labour meets the criteria required by our clients. We provide labour including, Plumbers (industrial and domestic), Pipefitters, Welders and Mates. All workers will have the relevant in date and verified Engineering skill card, JIB PMES or CSCS cards. Our mechanical division supply workers to all sectors including large industrial pipework installations to small residential or domestic works.
Our rail division was formed in 1996 to support our M&E clients working on the Jubilee Line Extension. Since then, we have been involved in the Section 12 Fire Upgrade projects on both installation, commissioning and maintenance, Channel Tunnel Rail Link at both St Pancras and Stratford, major London station upgrades and our dedicated London Underground team continue to supply installation, maintenance teams to LUL contractors. Diamond are RISQS accredited and also a registered sponsor with Rail Sentinel.
Although we are renowned for our M&E labour supply, we are preferred supplier on nationwide contracts and are working on the majority of the recent prestigious construction projects in London. At different stages in major projects, we provide construction support and are trusted by Project Managers and Directors to provide reliable, known and legally compliant workforces to support our client’s needs. All operatives have the necessary CSCS card as a minimum and up to date training relevant to their trade.
Throughout varied stages of nationwide major projects, we provide civils support. All operatives have the necessary CSCS card as a minimum and up to date training relevant to their trade. Diamond work with operatives who design, build, supervise, operate, construct, and maintain infrastructure projects and systems in the public and private sector, including roads, buildings, airports, tunnels, dams, bridges, and systems for water supply and sewage treatment.
Diamond supply operatives to high-quality fit out and shop fitting services. We have experience across a wide range of sectors, geographies and projects. Whether a global retailer, education provider, government institution, world-renowned company, or delivering ground-breaking research and development facilities, we can assist you to deliver your project.
Diamond also provide clients with a full range of qualified and experienced operatives to assist with integrated FM services in various industries. Our operatives provide flexible and customer focused services to you and your partners. We provide staff to assist you with:
On-site Soft FM
Building Fabric Maintenance
Office Cleaning
Corporate Security – Front of House, Reception, Manned and Electronic
Grounds Maintenance
Our Fire and Security division supports our M&E clients as well as our specialist NACOSS and FIA member clients. Diamond supply personnel to design, manage, install commission, service and maintain, Fire Detection and Suppression Systems, Security Installations and Alarms, Extinguishers, Sprinklers, CCTV and Emergency Lighting.
Diamond provides clients with a full range of experienced operatives with security clearances (where required) to assist with industrial services such as cleaners, warehouse operatives and pickers and packers. Our operatives provide flexible and customer focused services to you and your partners.

