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HVAC Contractors in East Alton, IL

10 HVAC professionals listed. Compare services, websites, service areas, and direct contact options.

10contractors listed

10websites available

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10 results

American Air Heating & Cooling

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 243-7591
Business location: Business location: 191 N Old St Louis RdClosed

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Barrett Heating & Cooling, Inc.

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 465-3731
Listed in: Listed in: East Alton, IL

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Den-Son Inc. Cooling & Heating

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 372-8375
Listed in: Listed in: East Alton, IL

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Gene's Appliance AC & Heating

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 462-6732
Listed in: Listed in: East Alton, IL

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Janssen Heating Cooling Plumbing & Insulation

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 541-2415
Listed in: Listed in: East Alton, IL

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Kane Mechanical Group, LLC

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 254-0681
Listed in: Listed in: East Alton, IL

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King Air Conditioning & Heating

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 466-7574
Listed in: Listed in: East Alton, IL

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McCormick Heating & Cooling & Appliance Repair

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (618) 462-7422
Listed in: Listed in: East Alton, IL

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Tomlin Heating and Air

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (314) 319-9678
Listed in: Listed in: East Alton, IL

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Ty's Heating & Cooling LLC

East Alton, IL

Unclaimed listing Checked Aug 2026 Website from public listing data, not independently confirmed

AC Repair
Emergency HVAC
Heating Repair
HVAC Maintenance

Phone: (309) 280-6210
Listed in: Listed in: East Alton, IL

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Hiring and service guidance

Common HVAC needs in East Alton

East Alton homeowners and property managers commonly compare contractors for furnace repair, AC repair, seasonal maintenance, emergency no-heat calls, ductwork, and indoor air quality work. Use the cards below to shortlist local and nearby HVAC companies, then confirm service area, availability, license details, and current pricing directly with each business.

What to check before hiring in East Alton

Contact details: Use phone numbers and websites as a starting point, then confirm hours, services, and licensing directly with the contractor.
Owner updates: Claimed listings may include validated owner-source details subject to source precedence.
Services: Confirm the contractor handles your specific heating, cooling, ductwork, or indoor air quality need.
Emergency availability: Ask whether after-hours or weekend heating and cooling help is available.
Get multiple estimates: Contact at least 2-3 contractors before choosing.

Confirm the contractor's service areaBusiness addresses do not always match the cities a contractor serves. Confirm coverage directly before scheduling.

Own or manage an HVAC company? Claim your listing for free to keep phone, website, service-area, and service details current. Claim or update listing