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0113 236 3949 |

Fully-compliant, safe and swift contracting services.

From construction work to mechanical projects, DSEC will get you back to business. Built on safety, reliability and quality workmanship, we are the perfect partner for electrical installations or routine maintenance.

Established in 2002, our specialist electrical skills mean that we can suitably plan and deliver projects which meet your needs. While we predominantly serve the rail industry, our skills extend to a host of sectors. Building our reputation on reliability and quality workmanship, combined with safety excellence, we complete projects in construction, installation, and routine maintenance.


We’re built on strong foundations, you can put your trust in us...

Cooperating with major service providers on a regular basis, we’re trusted by companies UK-wide.

A key construction project for the DSEC team was the recent installation of a 350,000-litre water tank in Peterborough. Involving several contractors and cooperation with the relevant utility service providers, our dedicated team got to work preparing and a laying large concrete base, constructing the water tank and linking them up with vital services, such as water and electricity.

Alongside this, we’ve been involved in the construction of illuminated walkways and reinstatement of a dry-stone wall in Bardon Mill Station – a rural location with strong community links.

Our services include trench reinstatement, the surfacing of roads, footpaths, car parks and railway station platforms, patching for pre-surface dressing, reactive maintenance, and platform refurbishment.

We specialise in:

  • Surfacing works for roads, car parks, footpaths and station platforms
  • Trench reinstatement
  • Patching for pre-surface dressing
  • Reactive maintenance
  • Railway platform refurbishment
  • Level crossing upgrades
  • Coping stones
  • Ducting, drainage and concrete works
  • Fencing, gates and posts
  • Block paving
  • Coloured asphalts
  • Structural building works


Completed on-budget and on time, our smart, swift mechanical solutions are offered UK-wide.

Overseeing your project, our dedicated team can manage complex mechanical projects throughout the country.

One of our key projects was managing the installation of replacement overhead crane crab units at Neville Hill Train Maintenance Depot. Involving lifting operations and specialist engineers, the work was completed to budget and on time.

We are experts in:

  • HVAC systems
  • Air conditioning and chilled water systems
  • Gas installations
  • Above ground drainage
  • Fire protection systems
  • Combined heat and power
  • BMS controls
  • Grey water harvesting
  • Ventilation ductwork
  • Commissioning and water treatment
  • Mechanical design


Bright ideas and professional solutions from the DSEC team...

It’s vital to us that your day-to-day operations don’t suffer when key projects need carrying out. We act quickly and efficiently to complete vital electrical installation work.

We are heavily involved in the upgrade of several major train stations across the country. This has involved the installation of customer information screens, implementing the new Gateline system and ticket vending machines across the United Kingdom.

We specialise in:

  • Large scale installations and multi-site EICR testing
  • Mains, boards and meter distribution
  • Building management systems
  • Smart metering solutions
  • Small power
  • Internal, external and emergency lighting
  • Fire alarms
  • CCTV installation
  • Voice and data systems
  • Lightning protection
  • Electrical design and installations


Vital maintenance, as and when you need it…

We’ll ensure your site continues to perform at its best, thanks to DSEC’s highly-skilled maintenance team.

We’ve been heavily involved in the inspections, maintenance and update of lighting systems at numerous railway facilities across the United Kingdom.

We also provide electrical condition reports and maintenance for a broad range of installations and can tailor our work to your needs.