Expert Engineering.Minimum Downtime.
Service engineers based in Lancashire. We keep CNC machines, rotating equipment and production lines running, and get them back up fast when they stop.
- 13+ years hands-on
- NVQ Level 3 minimum
- Fully insured
- UK nationwide
Machine down? Call us, or email photos of the fault.
Support that fits around your team
Work with us on a single job, a planned shutdown, or as an extra pair of hands inside your maintenance department.
Breakdown response
Rapid call-out when a machine stops. Fault finding, repair and a clear explanation of what went wrong.
Planned & shutdown maintenance
Scheduled servicing and shutdown support, planned around your production so work is done when it costs you least.
Holiday & shift cover
Qualified cover for your maintenance team during holidays, absence or busy periods. We slot in and work to your procedures.
Short or long-term contractsInstallation & project work
Machine installs, relocations and improvement projects, from setup and alignment through to handover.
Services
Mechanical maintenance across CNC machinery and rotating plant.
CNC machine maintenance & support
Servicing, repairs, realignments and diagnostics on CNC lathes and machining centres, including Haas, Fanuc, Siemens, Heidenhain and Mazatrol controls.
Mechanical breakdown assistance
On-site repair to get production moving again as quickly as possible.
Precision laser alignment
Shaft and machine alignment to reduce wear, vibration and energy loss.
Rotating equipment
Pumps, motors, gearboxes and steam turbines, maintained and repaired.
Vibration analysis & condition monitoring
Spot developing faults early and plan repairs before they become breakdowns.
Fault finding & diagnostics
Methodical diagnosis of machine faults, so the root cause gets fixed.
Shutdown & planned maintenance
Experienced support for planned outages and routine maintenance schedules.
Installation & project work
Installation support and engineering projects delivered to your timescales.
Reliability improvement programmes
Reduce repeat failures and improve equipment uptime over the long term.
Industries we support
ManufacturingFood productionPackagingHeavy engineeringOil refiningRenewable energyProcess industriesRecent work
Real jobs, photographed on site by our engineers.


















Director-led engineering
Threlfallseng Ltd is run by Director Liam Threlfall, a mechanical maintenance engineer with over 13 years of hands-on experience across manufacturing, food production, packaging, heavy engineering, oil refining and process industries.
We work independently on contract assignments or integrate into your existing maintenance team, whichever keeps your plant running best.
“I help businesses minimise downtime, improve equipment reliability and keep production running efficiently.”Liam Threlfall, Director
- All engineers NVQ Level 3 qualified as a minimum
- Full liability insurance for our engineers and our work
- Based in Lancashire, working across the UK

Let's keep your plant running
Call for breakdowns. For planned work, cover or a site visit, send us the details and we'll get back to you.
- Phone07950 419537
- Emailliamthrelfall@threlfallsengltd.co.uk
- Based inLancashire, covering the UK
Enquiry sent
Thanks, Liam will be in touch shortly. If your machine is down, call 07950 419537 for the fastest response.