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0203 7455 300

24/7 call centre service!


24 Hour Emergency Call Out – One Call at your Service

One Call operate 24 hours a day to cover all your emergency needs, whether it's a burst pipe, blocked drain, air conditioning malfunction or electrical disaster we are here 24 hours a day, 365 days a year on call to arrange a professional engineer for any plumbing, heating, drainage, air conditioning and electrical emergencies may the need arise.

In an emergency we know you need help fast. That's why we aim for one of our plumbers, engineers or experts to attend your property within one hour of your call or if not sooner.

Even if it's late at night or early in the morning we have emergency plumbers, heating engineers and drain specialists in London on call 24 hours a day, 7 days a week. Our phones are manned by professionally trained staff with the knowledge to diagnose your problem quickly, before it causes any more damage to your property.

We Have Local Engineers To You

We have engineers all over London ensuring that wherever you call us from we can guarantee to have an engineer on your doorstep within 1 hour of your call, and all our phones are answered by friendly, customer orientated staff with a wide knowledge of our services to ensure we fully understand your problem.

Our vans are equipped with hi-tech GPS tracking systems so the nearest available operative to your emergency can be with you as quickly as possible.

All of our trades will respond to an emergency and if you require the services of more than one trade we will assign further operatives to you immediately.

Once the situation has been assessed action will be taken immediately to resolve the problem. If non-stocked parts and materials are required the work will be made temporarily safe with completion as soon as possible - usually the same or following day.

If further works that are unrelated to the emergency are required they can be carried out at our hourly rate or an estimate can be given for larger jobs.

We work cleanly and efficiently with minimal disruption, and will always ensure we leave your premises clean and tidy following our visit.

Our 24 hour manned London office can have an operative with you within 1 hour, day or night.

Workmanship carries a full written 12 month guarantee and appointments are made at a time to suit the customer

95% of Jobs Completed in The First Visit Day or Night

Our engineers carry a large stock of materials on board their vans and keep them topped up regularly to ensure they can complete most jobs on the first visit day or night

Call us now on 0207 458 4999

Quick Response Emergency Services Provided:

• Burst pipes
• Overflowing drains
• Burning wires
• Electrical malfunctions
• Air conditioning malfunctions
• Leaks
• Blocked toilets, sinks, baths, bidets and showers
• Wet electrics
• Gas leaks
• Boiler malfunctions
• Hot water cylinder leaks

Whenever you are in doubt and it is late call One Call and you can be sure we will be there within the hour and give you peace of mind that your problem will be solved.

We’ll Call you right back

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One Call are more than capable of catering for all  aspects of electrical work across both the commercial and domestic sectors

we handle any size electrical job, from changing a light switch to a complete Re-wiring. Examples of ours Potential service include:

Electrical Installations

Repair of extractor fans