HVAC Engineers in Lake Hopatcong, NJ

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3. Bill Donaldson's Plumbing & Heating

Bill Donaldson's Plumbing & Heating

Lincoln Park, NJ 07035

CLOSED NOW:8:00 am - 5:00 pm

From Business: Plumbers, Plumbing, Heating, Hot Water Heaters Boilers Kitchen & Bathroom Repairs New Construction Renovations Sewer Installation/Hookup Appliance Installations Frozen…

YP
23 Years
in Business

4. Divine Energy Solutions, Inc.

Divine Energy Solutions, Inc.

Dover, NJ 07801

CLOSED NOW:8:30 am - 4:30 pm

"They did excellent work and also helped me to find government rebates to update my home with an all new high efficiency system. Divine Energy Solutions was truly a blessing."

5. Long Hill Heating & Air Conditioning LLC

Long Hill Heating & Air Conditioning LLC

Long Hill, NJ 07980

From Business: We repair, maintain and install boilers, furnaces, water heaters, air conditioners, heat pumps and generators.

7. First Goal Heating & Cooling

First Goal Heating & Cooling

30 Huff St, Wharton, NJ 07885

CLOSED NOW:8:00 am - 6:00 pm

From Business: 3 Reasons to Choose First Goal FOR YOUR RESIDENTIAL OR COMMERCIAL HVAC SERVICES Let's face it: Life without climate control isn't much fun. Whether you're shivering at home or…

8. Central Comfort

Central Comfort

78 Richard Mine Rd, Dover, NJ 07801

From Business: Heating and Air-ConditioningNo matter which service you choose, our staff ensures everything is neat, tidy, and properly working according to the manufacturer's specifications.…

10. Local heat air conditioning systems

Local heat air conditioning systems

towaco, NJ 07082

OPEN 24 HOURS

From Business: Need help with your AC ? heating problems ? looking for HVAC company ?. Residential or Commercial. Let us help you. Call Now: 7325105894

YP
25 Years
in Business

11. Victor Contracting

Victor Contracting

Cedar Knolls, NJ 07927

From Business: Our licensed and insured team can provide expertise on your next build or project with over ten years of experience. We take pride in always being on time and working hard on…

12. Speer Air Conditioning, Inc.

Speer Air Conditioning, Inc.

Serving the Lake Hopatcong Area

CLOSED NOW:8:00 am - 5:00 pm

From Business: Welcome to Speer Air! At Speer Air, we're proud to provide top quality air conditioning and heating solutions for residents in Northern New Jersey and Northeastern…

YP
125 Years
in Business

13. Comfort Specialists

Comfort Specialists

39 N 1st Ave, Kenvil, NJ 07847

"Had a new oil boiler installed by Comfort and their team. They did an excellent job. Very neat and professional. Robert their plumber, his pipe work was like art. I will use…"

YP
17 Years
in Business

14. Phase II Development

Phase II Development

248 Us Highway 46, Dover, NJ 07801

CLOSED NOW:8:00 am - 6:00 pm

From Business: Since opening in 2012 as a family owned business, Phase II Development LLC has operated with the deliberate intention of being the finest and most reputable HVAC-R contractor…

15. Harmony Heating Corporation

Harmony Heating Corporation

129 Hibernia Ave, Rockaway, NJ 07866

CLOSED NOW:7:00 am - 5:00 pm

From Business: If you’re looking for a heating and cooling expert in Rockaway, we’re here to help. We have the expertise to get your H.V.A.C. systems running smoothly. Call us today to find…

16. First Goal Heating & Cooling

First Goal Heating & Cooling

271 E Blackwell Street, Dover, NJ 07801

OPEN 24 HOURS

"The technician was professional and very knowledgeable. I feel like I’ll be in good hands."

YP
12 Years
in Business

17. MCJ Heating & Air Conditioning

MCJ Heating & Air Conditioning

50 Paderewski Rd, Oak Ridge, NJ 07438

From Business: MCJ Heating & Air Conditioning has been proudly serving homeowners and businesses for years. You can count on us for all your heating and cooling service needs, whether it's AC…

18. First Goal Heating & Cooling

First Goal Heating & Cooling

71 E Blackwell St, Dover, NJ 07801

From Business: 3 Reasons to Choose First Goal FOR YOUR RESIDENTIAL OR COMMERCIAL HVAC SERVICES Let's face it: Life without climate control isn't much fun. Whether you're shivering at home or…

19. B. A. Colella Heating & Cooling

B. A. Colella Heating & Cooling

15a Mountain Ave, Rockaway, NJ 07866

CLOSED NOW:7:30 am - 4:30 pm

From Business: If you’re looking for a heating and cooling expert in Rockaway, we’re here to help. We have the expertise to get your H.V.A.C. systems running smoothly. Call us today to find…

20. JJ Air Plus Heating and Cooling

JJ Air Plus Heating and Cooling

28 Hillside Ave, Dover, NJ 07801

CLOSED NOW:8:00 am - 7:00 pm

From Business: JJ Air Plus, LLC is your trusted family-owned HVAC contractor in Dover, NJ, dedicated to meeting all your heating and cooling needs. We take pride in offering punctual, clean,…

21. Air Maxx Heating & Cooling

Air Maxx Heating & Cooling

232 E Mcfarlan St, Dover, NJ 07801

OPEN 24 HOURS

From Business: Airmax is a licensed and bonded heating and cooling company serving northern and central New Jersey. We are very proud to be able to provide all of your Repair, Service and…

YP
13 Years
in Business

23. Perfection Contracting, Inc.

Perfection Contracting, Inc.

1 Camre Dr, Newton, NJ 07860

OPEN 24 HOURS

From Business: If you’re looking for a heating and cooling expert in Newton, we’re here to help. We have the expertise to get your H.V.A.C. systems running smoothly. Call us today to find out…

24. James W Coyle Heating & Air Conditioning

James W Coyle Heating & Air Conditioning

58 Sussex St, Newton, NJ 07860

OPEN 24 HOURS

From Business: James W Coyle Heating & Air Conditioning has been serving residential and commercial customers in Sussex County, NJ and the surrounding areas for more than 30 years. If you're…

YP
47 Years
in Business

25. Schulaka Nick Plumbing Heating & Air Conditioning Inc

Schulaka Nick Plumbing Heating & Air Conditioning Inc

47 Us Highway 46, Hackettstown, NJ 07840

OPEN 24 HOURS

"Very nice to deal with on time quality service good prices"

26. Region Energy

Region Energy

460 State Rt 23, Franklin, NJ 07416

OPEN 24 HOURS

From Business: If you’re looking for a heating and cooling expert in Franklin, we’re here to help. We have the expertise to get your H.V.A.C. systems running smoothly. Call us today to find…

27. Air Control

Air Control

42 Deerfield Dr, Franklin, NJ 07416

CLOSED NOW:7:00 am - 5:00 pm

From Business: Air Control is a heating & air conditioning contractor in Franklin, NJ. For over 30 Years, our family has been providing unmatched professional service to residents &…

YP
50 Years
in Business

We found 831 results for Heating Ventilating Air Conditioning Engineers in or near Lake Hopatcong, NJ.They also appear in other related business categories including Heating Contractors & Specialties, Air Conditioning Contractors & Systems, and Air Conditioning Service & Repair. 101 of these businesses have an A/A+ BBB rating. 74 of the rated businesses have 4+ star ratings.


The businesses listed also serve surrounding cities and neighborhoods including Northwestern Queens, North Shore, and Astoria. These businesses offer their services in one-or-more of the following languages: Spanish, Russian, and Portuguese.