For homes and businesses across Hampshire & surrounding counties
Energy-efficient cooling & heating solutions
Clean installations with trusted brands
Your trusted air conditioning specialists
GMC Mechanical Ltd was founded with a clear mission: to provide exemplary air conditioning and ventilation solutions for homes and businesses across Gosport, Portsmouth, Fareham and beyond. We understand the frustration of sweltering summers and chilly winters, which is why our systems are designed to deliver cooling relief in summer and energy-efficient heating in winter. We install high-efficiency air conditioning systems for bedrooms, home offices, living spaces, restaurants, offices and commercial premises. Our systems provide cooling in summer and energy-efficient heating in winter. We deliver customised solutions that prioritise comfort and efficiency. With a commitment to clean installations, reliable service, and expert advice, we’re here to make your indoor environment a haven of comfort.

What we offer



Ventilation, extract and system upgrades for the commercial sector E.G. MVHR/ NVHR
Designed to improve air quality, energy efficiency & compliance across commercial environments. Covering everything from MVHR and extract systems to full ventilation upgrades, ensuring your system performs reliably and meets current standards.

Why choose GMC Mechanical Ltd?
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Same-day emergency call-outs: Never be left sweating when it matters most.
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F-Gas certified professionals: Ensuring safe and compliant installations.
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Fully qualified and insured: Fully qualified with public liability insurance.
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Trusted brands: Using trusted manufacturers such as Mitsubishi, Daikin, Toshiba and Samsung.
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Energy-efficient solutions: Save on energy bills with our advanced systems.
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Comprehensive services: From installation to maintenance, we’ve got you covered.
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VAT-free: For domestic installations only. Offering competitive prices.
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MVHR Systems, extract ventilation and system upgrades
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Compliance improvements: ensuring your system performs reliably and meets current standards.


Committed to quality and trust
At GMC Mechanical Ltd, we don’t just install air conditioning systems; we create solutions that enhance your daily life. Our team is fully qualified, insured, and accredited, with accreditations such as the F-Gas Certificate and REFCOM. Whether it’s a home office or a commercial space, we bring the same level of dedication and expertise to every project. By partnering with trusted manufacturers and delivering clean, efficient installations, we ensure your satisfaction every step of the way.
Professional Affiliations
Our Reviews
Air conditioning unit
Well I’ve never had service like it. Ontime, clean, amazing work 100% recommend. If I’ve anymore work coming up they will be the 1st I call. Thankyou gmc mechanical
-Verified Review, Checkatrade
Nuair PIV Ventilation unit repairs
Brilliant service Glen the engineer was very professional found the fault on the circuit? Nothing was too much trouble neat and tidy very pleased! Would definitely recommend this company!
-Verified Review, Checkatrade
Enjoy seamless comfort with our air conditioning company
Call us today to transform your indoor environment.








