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Expert HVAC Solutions in London & High Wycombe
Seasonal Control is a dynamic air conditioning company headquartered in London and High Wycombe, delivering a comprehensive range of air conditioning and chiller services to commercial and domestic clients. Our owner-managed approach ensures a commitment to exceptional service and craftsmanship, backed by RefCom registration and F-Gas certification. Our engineers, with over 25 years of combined experience gained from leading UK air conditioning firms, prioritise safety, reliability, and technical expertise across installations, maintenance, and repairs. We serve diverse sectors including hotels, healthcare, offices, and residential properties, offering tailored solutions and 24/7 emergency support.

Our partnerships with industry-leading brands like Daikin and Mitsubishi ensure quality systems, while flexible service hours and competitive rates reflect our client-centric ethos. With offices in Marylebone and High Wycombe, we combine local accessibility with national capability, ensuring operational excellence across London, Buckinghamshire, and beyond. Our subscription plans provide year-round peace of mind, and our free initial consultations underscore our dedication to transparent, needs-driven service delivery.
Services
Maintenance Installations Repairs Refrigeration Subscription Plans
Highlights and features
  • We have over 25 years of combined experience in HVAC systems.
  • Our F-Gas-certified engineers guarantee safety and compliance.
  • We provide 24-hour emergency call-out services 365 days a year.
  • We partner with leading brands like Daikin and Mitsubishi.
  • Our subscription plans ensure year-round system reliability.
Associations and certifications
  • RefCom
What people say
Price very competitive Installed on time Exceptional standard Reasonably priced
Services
Maintenance
Regular air conditioning and chiller maintenance ensures system longevity and efficiency. Our engineers perform comprehensive checks, cleaning, and adjustments to prevent breakdowns. Covered under subscription plans, this service guarantees year-round reliability for commercial and residential clients.
Installations
We install bespoke air conditioning and chiller systems tailored to your property's requirements. Utilising brands like Daikin and Mitsubishi, our installations prioritise energy efficiency and seamless integration. Ideal for offices, retail spaces, and homes needing climate control solutions.
Repairs
Prompt repairs for faulty air conditioning and chillers, available 24/7. Our certified engineers diagnose and resolve issues efficiently, minimising downtime. A guaranteed repair service ensures cost-effective solutions for domestic and commercial systems.
Refrigeration
Specialist refrigeration services for commercial and industrial clients, including maintenance and repairs. We support systems in sectors like healthcare and data centres, ensuring critical cooling requirements are consistently met.
Subscription Plans
Annual plans offering scheduled maintenance and priority emergency call-outs. Designed to maximise system lifespan and performance, these plans provide cost predictability and peace of mind for residential and business clients.
Questions
What air conditioning services do you offer?
We provide installations, maintenance, repairs, and subscription plans for commercial and residential air conditioning and chiller systems.
Are your engineers certified and insured?
Yes, our engineers are F-Gas-certified, fully insured, and hold relevant industry qualifications for safety and compliance.
Do you offer emergency support?
Yes, we provide a 24-hour emergency call-out service, 7 days a week, for urgent HVAC issues.
Which areas do you cover?
We primarily serve London, High Wycombe, and surrounding areas for commercial and domestic HVAC needs.
Can you service all types of systems?
Yes, we work with all leading brands and systems, including Daikin, Mitsubishi, and Toshiba for air conditioning and chillers.
What are your subscription plans?
Our plans offer year-round maintenance and priority repairs, ensuring optimal system performance for residential and commercial properties.