Modern commercial mechanical plant room

Commercial mechanical engineering

Engineering that keeps buildings working.

From complex installations to the callout nobody else can solve, SDB Engineering delivers practical mechanical expertise across the North East and beyond.

25years of industry experience
8core service disciplines
1accountable engineering team
Explore our capability

What we do

Install. Commission. Maintain. Repair.

Mechanical services, plumbing, BMS, commercial gas, HVAC, water hygiene and fire dampers delivered through one accountable engineering team.

01MI

Mechanical, plumbing and BMS installations

Complete installation capability from plant and pipework through to the controls that operate it.

  • Full mechanical services packages
  • Mechanical plant rooms and pipework
  • Commercial plumbing installations
  • Heating and hot water systems
  • BMS panels, field devices and controls
  • Water services and boosted supplies
02CO

Commissioning

Functional commissioning, setting to work and proving of complete building services systems.

  • Boilers and burners
  • Heating and hot water systems
  • Pumps and pressurisation units
  • AHUs and ventilation systems
  • Air and water balancing
  • BMS and Niagara controls
  • Gas pipework and appliances
  • Water systems and boosted supplies
  • System flushing and chlorination
03GAS

Commercial gas service, maintenance and repair

Planned servicing, responsive repair and specialist gas work for commercial and industrial premises.

  • Commercial boilers and burners
  • Warm air and radiant heaters
  • Combustion checks and fault diagnosis
  • Gas pipework installation and alterations
  • Tightness testing, purging and commissioning
  • Gas detection and interlock systems
  • Safety assessments and warning notices
  • Repair and remedial work
04HVAC

HVAC service and maintenance

Planned and reactive maintenance across the heating, ventilation and controls equipment we support.

  • Commercial boilers and burners
  • Warm air and radiant heaters
  • AHUs, supply and extract fans
  • Fan coil units and unit heaters
  • Pumps, valves and pressurisation
  • BMS sensors, actuators and controls
  • Gas detection and interlocks
  • Ventilation testing and balancing
  • Expansion vessel servicing and blowdowns
  • Calorifier servicing and blowdowns
05WH

Water hygiene management

A complete approach to Legionella control, from assessing risk through to ongoing site compliance.

  • Legionella risk assessments
  • Written schemes and compliance programmes
  • Ongoing temperature monitoring
  • Water sampling and laboratory analysis
  • Water tank inspections, cleaning and disinfection
  • TMV servicing and remedial work
  • Showerhead cleaning and disinfection
  • Remedial actions and compliance records
06WS

Water services and WIAPS

Installation, testing and commissioning of commercial water services by a WIAPS approved team.

  • Domestic hot and cold water services
  • Water mains and distribution pipework
  • Boosted water systems
  • Pressure and leak testing
  • Flushing and chlorination
  • Water sampling and certification
  • Alterations, repairs and remedial works
07FD

Fire damper services

Inspection, testing, maintenance and remedial work to help keep fire damper systems operational.

  • Asset identification and inspection
  • Operational and drop testing
  • Cleaning and routine maintenance
  • Condition reporting and defect schedules
  • Repairs and remedial works
  • Damper and component replacement
08SM

Specialist maintenance and callouts

The connected plant and water services that do not sit neatly in one trade package.

  • Closed system water treatment
  • Expansion vessel servicing and blowdowns
  • Calorifier servicing and blowdowns
  • Drainage and pumping systems
  • Planned preventative maintenance
  • Reactive fault finding and repair
  • Emergency callout support

Built around engineering judgement

Capable on site. Clear with clients.

SDB Engineering Services Ltd is an independent mechanical services contractor supporting commercial and industrial clients with installation, maintenance and specialist technical work.

Practical answers We diagnose the real problem before recommending the work.
Direct accountability The people discussing the solution understand how it will be delivered.
Useful reporting Clear findings, actions and priorities without needless technical fog.

Project capability

Experienced where systems meet reality.

01

Commercial

Full mechanical services packages

Integrated mechanical plant, plumbing, pipework and controls delivered from site coordination through to commissioning.

02

Industrial

Gas and process services

Commercial gas works, testing, commissioning and complex fault finding delivered with clear technical reporting.

03

Facilities

Planned and reactive maintenance

Structured maintenance and responsive repair across occupied buildings where communication and continuity matter.

04

Compliance

Water hygiene management

Risk assessments, written schemes, remedial action, monitoring, sampling and tank cleaning managed as one service.

05

Water

Installation and testing

WIAPS installation, pressure testing, flushing, chlorination and commissioning for commercial water services.

06

Life safety

Fire damper services

Inspection, drop testing, planned maintenance, reporting and remedial work for fire damper systems.

Have a difficult job? If it involves mechanical plant, controls, gas or water services, send us the details. We will tell you quickly whether we can help.

Client feedback

Trusted by the people we work with.

Long-term relationships built through dependable workmanship, practical problem-solving and clear communication.

SDB Engineering Services Ltd have worked with Hall Construction on numerous commercial & industrial projects over the years. The management are professional and they embrace Hall’s ethos of collaborative working. Workmanship is of a high standard to meet clients’ expectations and Hall Construction have no hesitation in recommending SDB Engineering Services.

John CarterSenior Quantity Surveyor · Hall Construction Services Ltd

We use SDB Engineering Ltd for HVAC testing, commissioning and water treatment services. We have always found Steven and the team at SDB Engineering very knowledgeable, reliable, and easy to work with. They’ve helped us out at very short notice on numerous occasions, getting systems tested, commissioned and ready for handover. A great team to have on the end of the phone and one we’re happy to recommend.

Wayne JohnsonProject Engineer · Opus Building Services Ltd

When a major leak threatened the building from a top floor riser, SDB Engineering responded immediately with impressive problem-solving. Their team diagnosed and fixed the issue quickly, keeping us updated with concise, clear reports throughout the emergency. The quality of their work always speaks for itself.

Darren GriffenMaintenance Manager · Maldron Hotel, Newcastle

We have worked alongside SDB for 7 years now and they have never failed to provide an excellent service. They are proactive and they sort any issues we have out without delay. They respond quickly to any queries we have, and we know we can rely on them. Not to mention they are all very friendly and a pleasure to work with. I wouldn’t hesitate to recommend them.

Harry MilesAdministration Supervisor · FM4U Ltd

Ever since an introductory water risk assessment remedial visit over six years ago, SDB Engineering has been an essential partner for all our plumbing and heating needs. Their team is consistently fast, professional, and thorough—thank you for over six years of exceptional support!

Fran ButterworthDirector · Warren Butterworth Catering Butchers Ltd

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Commercial and industrial enquiries across the North East and wider UK.

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