Sep 3, 2026
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HVAC Company
Horizon Mechanical Services LLC
VerifiedEstablished · 25 yrs
4.8(15 reviews)•Residential & Commercial•Serving Upper Marlboro, MD
EPAEnergy StarNATENCI
Factory-certified HVAC and chiller servicing provider for commercial clients in the Washington D.C./Baltimore and Northern VA areas.
25
Years in Business
Yes
Emergency Service
Upper Marlboro, MD
Service Area
Services Offered
chiller servicingboiler repair
new installations
HVAC system maintenance
chiller retrofittingsite analysis for air/water-cooled chillerspreventative maintenanceCustomer Sentiment Summary
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