Leamington Spa, Warwickshireinfo@gweinstallations.co.uk Gas Safe 981690Open 24 hours HomeAboutServicesService AreasOur WorkContact24hr call-out07341 057021Request a Free Quote HomeAreas coveredLondonLondon · Commercial & contract work # Commercial Gas, Heating& Plumbing EngineersCovering London London work is taken on as planned commercial and contract jobs, catering gas, plant, ventilation and installations, with RAMS, permits and fixed prices agreed before we travel. Request a Free Quote07341 057021 - Over 20 years' experience in gas, heating and plumbing - Planned commercial and contract work - Commercial and industrial Gas Safe cover, ACS Commercial qualified - RAMS issued, £2m public and £10m employers' liability London ## How we work in London London is the furthest area we cover from our Warwickshire base, so we are direct about what that means. We take on London work as planned commercial and contract jobs, installations, upgrades, plant work, ventilation and scheduled maintenance, priced and fixed in advance. We do not present ourselves as a local London emergency call-out firm, because that would not be honest. What makes the travel worthwhile for clients is capability and paperwork rather than proximity: commercial and industrial Gas Safe registration under 981690, the ACS Commercial qualification, RAMS for every site, £2 million public liability and £10 million employers' liability, and the ability to work out of hours around trading and access restrictions. London's building stock demands that planning. Period conversions and mansion blocks with shared risers and restricted flue routes. Commercial kitchens in tight basements with difficult extract and make-up air. Offices and retail units where plant rooms are shared and isolations affect multiple tenants. Sites where access, permits, parking and out-of-hours windows shape the whole programme. For multi-site clients who already use us in the Midlands and have London premises, we can cover those sites under the same contract, the same documentation and the same account terms. ### How we cover London Planned commercial installations, plant work, ventilation and maintenance contracts, scheduled in advance with out-of-hours working where access demands it. ### Property types we know Commercial kitchens and hospitality, offices and retail units, shared plant rooms, mansion blocks and period conversions with shared services. ### Common London jobs Catering gas installation and safety work, commercial plant and pipework, ventilation and extract systems, planned maintenance visits and compliance work. Services in London ## What we carry outacross London ### Commercial & industrial gas engineering Catering gas, commercial plant and pipework for London premises, with RAMS and planned isolations. Commercial & industrial gas engineering in London ### Building mechanical & ventilation services Ventilation, extract and make-up air for London commercial kitchens, offices and plant rooms. Building mechanical & ventilation services in London ### Commercial plumbing Commercial hot and cold water, drainage and pipework in hospitality, retail and office premises. Commercial plumbing in London ### Planned & contract maintenance Scheduled maintenance visits for London sites, including as part of multi-site contracts. Planned & contract maintenance in London ### Boiler installation, repair & servicing Commercial and domestic boiler installation and servicing as planned, pre-booked work. Boiler installation, repair & servicing in London ### Central heating installation & repair Heating installations and upgrades in London property, designed around access and flue constraints. Central heating installation & repair in London Not listed here? See all eleven gas, heating and plumbing services or get in touch with our Leamington Spa engineers and ask. Why us ## Why London customerscall us in ### Commercial gas qualified Gas Safe 981690 with commercial and industrial cover, plus the ACS Commercial qualification held in-house. ### Site paperwork ready RAMS issued for every job, with £2 million public liability and £10 million employers' liability for building management requirements. ### Out-of-hours working Works staged around trading hours, access windows and tenant isolations, which most London sites require. ### Multi-site contracts London premises covered under the same contract and account terms as Midlands sites for multi-site clients. ### Fixed prices before travel Free fixed-price quotes agreed in writing after survey, so travel and access never become variable costs. ### Guaranteed work 12-month workmanship guarantee plus manufacturer guarantees on newly installed plant. Local property issues ## What London commercial premises run into Dense buildings, shared services and tight access create problems that are as much about planning as engineering. ### Basement kitchen ventilation Extract and make-up air in confined basement kitchens is frequently undersized or compromised by later alterations, which affects safety as well as working conditions. ### Shared plant rooms and isolations Isolating plant affects other tenants, so works need coordination with building management and a planned isolation window. ### Restricted flue routes Conversions, mansion blocks and conservation-area buildings limit where a flue can terminate, which has to be resolved at survey stage. ### Access, parking and delivery windows Loading restrictions and controlled access shape when work can be done. Ignoring that at quoting stage means a wasted visit. ### Catering plant under heavy load Commercial kitchens run appliances hard for long hours, so without scheduled servicing failures land during service. ### No maintenance history Leased premises frequently come with no plant records, so a baseline inspection is needed before a maintenance plan can be set. Local detail ## London in detail: how planned commercial work is run London work succeeds or fails on survey and planning, so that is where the effort goes. ### Basement kitchens and confined plant spaces Commercial kitchens in London basements are the hardest ventilation problem we deal with: limited extract routes, insufficient make-up air and appliances added after the original fit-out. We assess the extract, make-up air and interlock arrangement against the appliances actually installed, then set out what is required. Where a kitchen does not comply as it stands, we say so plainly and quote for putting it right rather than working around it. ### Shared services, risers and isolations In mansion blocks, conversions and multi-tenanted commercial buildings, plant and pipework are shared, so any isolation affects other occupiers and needs building management involvement. We plan the isolation window, provide RAMS and insurance documentation in advance, and carry out the work inside the agreed access period. Flue routes in conversions and conservation-area buildings are resolved at survey, never left to installation day. ### Contract cover for multi-site clients For clients who already use us in the Midlands, London premises can sit under the same maintenance contract, the same documentation and the same account terms. Each site gets a baseline inspection and record at the first visit, then scheduled servicing of gas plant, hot water systems and ventilation, with certification and commissioning readings kept on file. London jobs are quoted from a survey, never over the phone, because access, existing plant and ventilation decide both the method and the price. Once agreed, the price is fixed and the access window is worked to. Gas Safe registration 981690 covers domestic, commercial and industrial work and can be verified before you book. Workmanship is guaranteed for 12 months, insurance runs to £2m public liability and £10m employers' liability, and account terms are available for contract clients. Our process ## How the job runs fromfirst call to guarantee Step 101 ### Call or send the enquiry The phone is answered by the business at any hour. Tell us the property, the symptoms and how urgent it is, and we will tell you honestly what we can do and when. Step 202 ### Survey or diagnosis For repairs we diagnose the actual cause rather than replacing parts on a hunch. For installations we survey the property, the pipework and the flue route before pricing anything. Step 303 ### Free fixed-price quote You get a written fixed price. Basic quotes are usually back with you within 48 hours; larger and commercial jobs take longer to price properly and we tell you when to expect it. Step 404 ### Booked-in works Work is scheduled to suit the property or the trading day, with RAMS issued for commercial sites and out-of-hours working where premises cannot stop. Step 505 ### Commissioned and tested Appliances are commissioned, tested and set up correctly, and you are shown how the system and controls work before we leave. Step 606 ### Certificates and guarantee Certificates and paperwork are issued on completion, the 12-month workmanship guarantee applies, and manufacturer guarantees are registered on any new equipment. Questions ## London, your questions answered Registration, insurance, guarantees and quoting terms below are all confirmed by the business. If your question is not here, call and ask Ryan Conniff directly on 07341 057021. Verify Gas Safe 981690 ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Do you cover London? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">How fast can you reach London? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">What does London work cost? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Do you do commercial catering gas in London? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Can you meet building management requirements? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Can you work out of hours or overnight? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Can you cover our London site alongside our Midlands sites? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Do you take on domestic work in London? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Are you Gas Safe registered? ### svg]:rotate-180 py-5 text-left font-display text-lg font-bold text-navy hover:no-underline" data-radix-collection-item="">Is your work guaranteed? Nearby coverage ## We also coverthese nearby areas ### Buckinghamshire View area ### Oxfordshire View area ### East Midlands View area ### Warwickshire View area - Leamington Spa - Warwick - Kenilworth - Coventry - Stratford-upon-Avon - Rugby - Solihull - Warwickshire - West Midlands - Oxfordshire - Buckinghamshire - East Midlands Next step ## Discuss a London project Planned commercial gas, ventilation and maintenance work, surveyed, priced and fixed before we travel. 07341 057021Open 24 hours, the phone is answered, not diverted Gas Safe 981690 · 12-month workmanship guarantee · £2m/£10m insured ### Request a free fixed-price quote Free, no obligation, and usually back with you within 48 hours. Gas Safe registered engineers (981690) covering domestic, commercial and industrial gas, heating, plumbing and ventilation work across Warwickshire and the Midlands. Owner-led by Ryan Conniff. 07341 057021info@gweinstallations.co.ukLeamington Spa, Warwickshire - @gweinstallations ### Services Boiler installation, repair & servicing - Domestic gas engineering - Commercial & industrial gas engineering - Central heating installation & repair - Landlord gas safety certificates (CP12) - Building mechanical & ventilation services - Commercial plumbing - Domestic & general plumbing - Bathrooms - Planned & contract maintenance - Emergency call-outs & breakdowns ### Service Areas - Leamington Spa - Warwick - Kenilworth - Coventry - Stratford-upon-Avon - Rugby - Solihull - Warwickshire - West Midlands - Oxfordshire - Buckinghamshire - East Midlands - London ### Company - About us - Our work - Contact - Privacy policy - Terms & conditions - Cookie policy © 2026 Gas Water Energy Installations Ltd. All rights reserved. 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