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15 Years
experience
Emergency
services
Trusted Plumbing, Heating & Electrical Services in Swansea
Since 2011, Warmserve Services has established itself as a trusted provider of heating, plumbing, and electrical solutions across South Wales. Our team of Gas Safe, OFTEC, and NICEIC-registered professionals brings over a decade of combined experience to both domestic and commercial clients. We specialise in boiler installations, emergency plumbing, underfloor heating, and electrical services, supported by ISO 9001 accreditation for quality management.

Our 24/7 emergency response ensures prompt assistance for urgent issues, while our commitment to customer satisfaction is reflected in our 12-year boiler guarantees and partnerships with housing associations and local authorities. With a fleet of 30 vans and a workforce exceeding 30 employees, we combine local expertise with nationwide standards to deliver reliable, cost-effective services tailored to individual client needs.
Services
Boiler Installations Emergency Plumbing Underfloor Heating Electrical Repairs Leak Detection Bathroom Installation Air Conditioning Commercial Boilers Solar PV Boiler Finance
Details
  • Year established: 2011
Highlights and features
  • Available 24/7 for emergency call-outs
  • Local business covering all of South Wales
  • Registered with Gas Safe, OFTEC and HETAS
  • All work is guaranteed with 12-year boiler warranties
  • ISO 9001 quality management accredited
Associations and certifications
  • Gas Safe
  • OFTEC
  • NICEIC
  • ISO 9001
What people say
Fantastic service Highly recommend Excellent service Great reliable service A* receptionist
Services
Boiler Installations
We provide professional boiler installations for domestic and commercial properties. Our Gas Safe registered engineers ensure efficient heating solutions with options including Worcester Bosch boilers offering up to 12-year guarantees. All installations comply with current regulations and include system testing for optimal performance and energy efficiency.
Emergency Plumbing
Available 24/7 for urgent plumbing issues including burst pipes, leaks, and drainage problems. Our rapid response team uses thermal imaging and acoustic detection technology to identify and resolve issues quickly. Emergency call-outs cover Swansea, Cardiff, and surrounding areas with no call-out fee.
Underfloor Heating
Specialist underfloor heating installations for new builds and renovations. We offer both wet (water-based) and electric systems suitable for residential and commercial properties. Our solutions improve energy efficiency while providing even heat distribution, with options compatible with renewable energy sources.
Electrical Services
NICEIC-registered electrical services including installations, testing, and emergency repairs. We handle domestic rewiring, commercial electrical systems, and safety certifications. Our team also installs security lighting, EV charging points, and undertakes fault finding with minimal disruption to business operations.
Leak Detection
Advanced leak detection using thermal imaging, acoustic sensors, and drone technology. We identify hidden leaks in domestic and commercial properties without destructive excavation. Services include gas tracing and BDMA-registered technician assessments to prevent property damage from undetected water leaks.
People
Ashley Carlisle
Director
Founded Warmserve in 2011 after completing a City & Guilds apprenticeship. Oversees all company operations with over 15 years' experience in the plumbing and heating industry.
Mike Peters
General Manager
Former heating company owner with expertise in quality inspections and compliance. Manages customer service and operational standards across all projects.
Mark Jenkins
Heating Supervisor
Joined in 2012, responsible for domestic quotes and supervising heating engineers. Provides technical expertise for boiler installations and system upgrades.
Daniel Holborow
Electrical Supervisor
Former electrical business owner managing electrical quotes and supervising installations. Ensures compliance with Part P and NICEIC standards.
Simon Borthwick
Electrical Supervisor
Over 10 years' experience managing electrical teams. Specialises in commercial electrical systems and emergency repair protocols.
Questions
What areas do you cover?
We cover all of South Wales including Swansea, Cardiff, Carmarthenshire, Pembrokeshire, and the Valleys.
Are you available for emergencies?
Yes, we provide 24/7 emergency services for heating, plumbing, and electrical issues with no call-out fee.
Do you offer boiler cover plans?
Yes, we offer boiler cover plans from £11.99/month with annual servicing and optional pipework/radiator cover.
Can I finance a new boiler?
Yes, we offer 0% APR finance over 24 months or 7.9% APR over 10 years through Novuna Personal Finance.
Are you accredited?
We are Gas Safe, OFTEC, NICEIC, and ISO 9001 accredited with SafeContractor approval.
Do you work with insurance companies?
Yes, we partner with major insurers for emergency reinstatement works and provide insurance-accepted reports.