What is the phone number for Diamond Comfort Systems Corp?

(631) 246-9595. You call Diamond Comfort Systems Corp directly; AssistAnt never sits in the middle.

Where is Diamond Comfort Systems Corp?

Diamond Comfort Systems Corp serves Setauket, NY as a service-area business (no street address shown).

Is Diamond Comfort Systems Corp still in business?

Listed from public business records, last updated September 30, 2026. Call to confirm.

Is Diamond Comfort Systems Corp licensed and insured?

Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.

Who else is near Setauket?

AssistAnt lists 343 HVAC companies near Setauket. Closest to Diamond Comfort Systems Corp: Thermolift (2.1 mi), A1 Heating And Air Conditioning (2.5 mi), DL Peterson Corp (2.6 mi).

Diamond Comfort Systems Corp · (631) 246-9595

AssistAnt › Pro directory › Setauket, NY

What we do

Services

❄️Heating & air conditioning (HVAC)

Checked, with dates

🧾 Trust Card · 2 receipts

Listed in the AssistAnt 24/7 directoryBusiness record from Overture Maps open business data (CDLA-Permissive-2.0).
Sep 30
Shown as open for business in the source dataOperating status in the business record.
Sep 30

Not verified yet: Owner has not confirmed this listing yet; License and insurance not reviewed by AssistAnt yet; No AssistAnt job history linked to this listing yet.

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In their words

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Where

Service area

Map of the Setauket, NY area (© Google). Is this your business? Claim it and put up your own photos →

About Diamond Comfort Systems Corp

Diamond Comfort Systems Corp is listed on AssistAnt for heating & air conditioning (hvac) in Setauket, NY.

Built from public business information. Call to confirm before you go.

Contact

Phone: (631) 246-9595
Website: diamondcomfortsystemscorp.com
Location: Setauket, NY, 11733 (service area)
Booking: Not bookable online yet. Call the business directly.

Listed from public recordsNot verified yet. Details come from open business data and may be out of date.See the Trust Card: what we checked, how and when →

Quick facts about Diamond Comfort Systems Corp

What is the phone number for Diamond Comfort Systems Corp?: (631) 246-9595. You call Diamond Comfort Systems Corp directly; AssistAnt never sits in the middle.
Where is Diamond Comfort Systems Corp?: Diamond Comfort Systems Corp serves Setauket, NY as a service-area business (no street address shown).
Is Diamond Comfort Systems Corp still in business?: Listed from public business records, last updated September 30, 2026. Call to confirm.
Is Diamond Comfort Systems Corp licensed and insured?: Not verified by AssistAnt yet. Ask for proof of license and insurance before you hire.
Who else is near Setauket?: AssistAnt lists 343 HVAC companies near Setauket. Closest to Diamond Comfort Systems Corp: Thermolift (2.1 mi), A1 Heating And Air Conditioning (2.5 mi), DL Peterson Corp (2.6 mi).

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AI Visibility Score

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Other HVAC companies nearby

ThermoliftStony Brook, NY · 2.1 mi
A1 Heating And Air ConditioningEast Setauket, NY · 2.5 mi
DL Peterson CorpStony Brook, NY · 2.6 mi
Shona Mechanical, Inc.East Setauket, NY · 3.1 mi
All Island MechanicalSetauket East Setauket, NY · 3.4 mi
Elite Heating and CoolingStony Brook, NY · 4.3 mi

All HVAC companies near Setauket, NY (343) →

Every trade and local freelancer in Setauket →

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