About
Advanced Service Air Conditioning & Heating, LLC has served Middletown, Maryland and Frederick County since 1991 with HVAC installation, repair, and maintenance for residential customers. The company is a Lennox Network Dealer and offers geothermal heat pump installation and service alongside conventional heating and cooling systems. Advanced Service designs geothermal systems suited to individual property conditions, including soil composition and available land area, and handles complete ground-source heat pump projects as well as standard furnace, heat pump, and air conditioning work. Operating from 1929 Mountain Church Road, the company has built a regional reputation for quality work at reasonable prices over more than three decades in the Frederick County market. Verified active operator per https://advancedservicehvac.com/ + BBB profile (bbb.org/us/md/middletown) (Bundle 4 audit 2026-05-28)
Services
Service Area
Advanced Service Air Conditioning & Heating, LLC — Middletown, Maryland
Customer Reviews
No reviews yet for Advanced Service Air Conditioning & Heating, LLC. Be the first to leave one!
Leave a Review
Is this your business?
Claim your profile to unlock full contact information, direct leads from homeowners, featured placement in search results, and a professional profile that drives new business.
100%
Profile Visibility
Direct
Lead Generation
SEO
Optimized Profile
Serving Middletown, Maryland
Contact Information
Contact info hidden
Claim This Profile
Unlock your full business profile, receive direct leads from homeowners, and stand out in search results.
Get StartedStarting at $49/month