Verified HVAC professionals in Sion

HVAC businesses in Sion in our directory

These businesses come from our public company directory. They are not registered with Handman yet and are not verified yet. Are you the owner? Claim your listing for free.

12 of 18 listings

1. Hot N Cold SA
   1950 Sion
   Not yet claimed
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2. DUMAS SA
   1950 Sion
   Not yet claimed
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3. Climaval SA
   1950 Sion
   Not yet claimed
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4. Valair Tlerie Ventilation SA
   1950 Sion
   Not yet claimed
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5. Froid et Climatisation L. Conti
   1950 Sion
   Not yet claimed
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6. aclimatech SA
   1950 Sion
   Not yet claimed
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7. Christen Chauffages Christen Gabriel
   1962 Sion
   Not yet claimed
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8. Thermocast Sàrl
   1950 Sion
   Not yet claimed
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9. A.J. Concept Sàrl
   1950 Sion
   Not yet claimed
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10. Sys-TechConcept Sàrl
    1950 Sion
    Not yet claimed
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11. Technitherm Srl
    1950 Sion
    Not yet claimed
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12. Thermocast
    1950 Sion
    Not yet claimed
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All listings in the directory

Frequently asked questions

How much does a HVAC cost in Sion?

The cost of HVAC work in Sion depends on scope, urgency, and materials. On Handman you get several free quotes from verified businesses and see transparent regional price ranges, so you can compare fairly before deciding.

How do I find a verified HVAC in Sion?

Describe your project on Handman and you'll be matched automatically with verified HVAC businesses in Sion and the surrounding area. Every business is vetted, and you can read real customer reviews before you request a quote.

How quickly will I get quotes in Sion?

You'll typically receive first responses within 24 hours. For emergencies such as water damage or outages, many Sion businesses respond even faster — often the same day.

Are the HVAC businesses on Handman insured and verified?

Yes. Handman only connects you with vetted professionals. We verify business details, and reviews come from real customers — so you can book HVAC work with confidence.