★★★★★
“I received a fair quote for a ductless Mini Split system installation with no hidden upsells. MJM HVAC was transparent throughout the process.”
SO
Sam O.Lattingtown
Verified4.7 ★Average rating
13,983+Jobs done
24/7Emergency service
Licensed · Upfront options · Clean work areas · Written guarantees
LATTINGTOWN
AREA
MMMMMAREA
Primary Lattingtown response zone
Lattingtown service coverage
Is your ZIP on the route?
These are our most frequently served ZIP codes. Nearby areas may also qualify—call if you do not see yours.
11560
Popular neighborhoods
Locust Valley · Mill Neck · Matinecock · Bayville · Glen Cove · Glen Head · Upper Brookville · Centre Island · Old Brookville · Sea Cliff · East Norwich · Glenwood Landing
Nearby cities
Check my address →Locust Valley · Glen Cove · Bayville · Mill Neck · Matinecock · All New York cities
Reviews
What Lattingtown Customers Say
4.9★★★★★verified reviews
★★★★★
“Scheduling air quality solutions with MJM HVAC was so easy, and they arrived on-time in Nassau County to tackle my issues.”
OG
Olivia G.Glen Cove
Verified★★★★★
“I was impressed by the thorough maintenance service from MJM HVAC when my Mini Split AC wasn't functioning properly. They fixed issues that others had overlooked near Locust Valley.”
CV
Carlos V.Locust Valley
Verified More Services
Other services in Lattingtown, NY
01Mini Split AC InstallationFast Mini Split AC Installation in Lattingtown, ↗02Mini Split AC RepairSame-day Mini Split AC Repair in Lattingtown, ca↗03Mini Split AC MaintenanceSame-day Mini Split AC Maintenance in Lattingtow↗04Mini Split AC ReplacementFast Mini Split AC Replacement in Lattingtown, c↗05Ductless Mini Split SystemsFast Ductless Mini Split Systems in Lattingtown,↗
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