Commercial M&E Contractors — UK Wide

Mechanical& ElectricalDone Right

Full mechanical and electrical services for commercial fit-out, education, industrial and public sector clients. Designed, installed and commissioned by our in-house engineering team.

F-Gas
Reg. 83599
NICEIC
Approved Contractor
Gold
Constructionline
University of Hull — VRF & LED Installation
University of Hull M&E installation
Russell Square lighting installation
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HVAC Design & Installation
VRF Systems
Commercial Electrical
Planned Maintenance
BMS Integration
F-Gas Commissioning

Commercial M&E Specialists

Domino Mechanical & Electrical Ltd is a Sheffield-based commercial M&E contractor delivering mechanical and electrical installations across education, industrial, office and public sector projects.

Our in-house engineering team handles everything from initial design and load calculations through to installation, commissioning and handover documentation — with no third-party subcontracting of the core M&E package.

We work as principal M&E subcontractor to main contractors, principal contractors and estates teams across the UK, operating from our offices in Sheffield and North Wales.

We hold all principal M&E accreditations including NICEIC Approved Contractor, REFCOM, Gas Safe, F-Gas Registration 83599, ISO 9001/14001/45001, CHAS, Constructionline Gold and SafeContractor — full details in our accreditations section.

British Steel R&D facility
British Steel R&D Centre, Sheffield

Our Services

Full mechanical and electrical capability — from design through to commissioning and ongoing maintenance.

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HVAC & VRF Systems

Design, supply and installation of HVAC systems for commercial, education and industrial projects — from VRF to fan coil units, air handling and mechanical ventilation.

  • VRF / VRV systems (Toshiba, Mitsubishi, Daikin)
  • Fan coil unit installation
  • Air handling and mechanical ventilation
  • BMS integration and controls
  • Heating system design and installation

Electrical Installation

NICEIC Approved commercial electrical installations — power infrastructure, distribution, lighting design and specialist controls.

  • Lighting design and LED installation
  • Daylight-saving and BMS-linked controls
  • Distribution boards and sub-distribution
  • Small power, data and AV provisions
  • Emergency lighting to BS 5266
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Commissioning & F-Gas

F-Gas registered commissioning for refrigerant-based systems, with full system testing, O&M documentation and as-installed drawing packages.

  • F-Gas registered — Reg. 83599
  • VRF and split system commissioning
  • System testing and witnessing
  • O&M manual production
  • As-installed drawing package
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Planned Maintenance

Bespoke planned preventative maintenance contracts for HVAC and electrical systems, with reactive call-out capability and full F-Gas compliance records.

  • PPM contracts — bespoke schedules
  • VRF and split system servicing
  • Reactive call-out capability
  • F-Gas compliance records
  • Condition and defect reporting
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Commercial Fit-Out M&E

Coordinated M&E for commercial fit-out projects across office, education, hospitality, industrial and retail sectors.

  • Office and workplace fit-out
  • Education and university
  • Hospitality and leisure
  • Industrial and R&D facilities
  • Retail and shopfitting
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Framework & Public Sector

Pre-qualified for framework agreements and public sector procurement. ISO certified, CHAS and SafeContractor accredited.

  • University and higher education frameworks
  • Public sector procurement
  • Constructionline Gold registered
  • ISO 9001 / 14001 / 45001 certified
  • CHAS and SafeContractor approved

Recent Projects

A selection of recent M&E installations across education, industrial and commercial sectors.

University of Hull
Higher Education
University of Hull

Marketing Department — Full M&E Fit-Out

Complete VRF HVAC replacement connected to BMS, LED lighting with daylight-saving controls, specialist civils including fibre optic ducting and DDA ramps, plus coordination of AV, access control and structured cabling. Delivered in 10 weeks from a full shell-out.

Full VRF Replacement BMS Integration LED & Controls 10 Weeks
British Steel
Industrial R&D
British Steel

R&D Facility — Power Infrastructure & M&E

Incoming power supply upgrade following load calculations for a new hydraulic power unit. Direct liaison with specialist equipment providers to establish electrical diversity figures and fuse capacities. Delivered over 20 weeks on a live site, with partial possession handed over at week five.

Power Supply Upgrade Load Calculations Live Site 20 Weeks
Russell Square
Commercial Office
Confidential Client — London

Russell Square — Office Relocation & 17 Meeting Rooms

HS2-driven office relocation. Bespoke LED feature lighting including a suspended rectangular frame in the principal boardroom, and full adaptation of the existing HVAC system to independently serve 17 new meeting rooms. Completed in 5 weeks.

HVAC Adaptation 17 Meeting Rooms Feature Lighting 5 Weeks

Accreditations & Registrations

Pre-qualified, accredited and registered — giving clients and framework managers the confidence to appoint with certainty.

NICEIC Approved Contractor
REFCOM Registered
ISO 9001 14001 45001
Gas Safe Register
CHAS
Constructionline Gold
SafeContractor Approved

Talk to Our Team

Whether you're a main contractor, estates manager or developer — tell us what you need and we'll respond promptly.

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Head Office — Sheffield 29 Orgreave Drive, Sheffield S13 9NR
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Sheffield Telephone 0114 254 1900
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North Wales Office Domino Mechanical & Electrical
M-SParc Menai Science Park
Gaerwen LL60 6AG
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North Wales Telephone 01248 663321
We operate UK-wide from our offices in Sheffield and North Wales. Framework and public sector enquiries welcome — we are Constructionline Gold registered and pre-qualified for university and public sector frameworks.