1. US Air Conditioning Co

(631) 473-0090

600 Unit Bicycle Path Port Jefferson Station, NY 11776

2. Ultra TEC Heating and Air Conditioning

(631) 476-1425

21 Washington Ave Port Jefferson Station, NY 11776

3. Antartic Air Conditioning Inc

(631) 473-2838

16 Ridgeview Pl Mount Sinai, NY 11766

4. Absolute Zero Air Conditioning and Heating

(631) 816-1682

509 North Bicycle Path Port Jefferson Station, NY 11776

5. Soundview Heating And Air Conditioning Corp

(631) 209-1744

585 Ste Bicycle Path Port Jefferson Station, NY 11776

6. Aggressive Heating And Air Conditioning

(631) 716-0550

119 Alma Ave Selden, NY 11784

7. Cardinal Air Enterprises

(631) 473-6821

48 Osborne Ave Mount Sinai, NY 11766

8. MS Air Inc

(631) 331-2740

64 Mount Sinai Ave Mount Sinai, NY 11766

9. Nice Air Conditioning & Heating

(631) 698-8777

Ronkonkoma, NY 11779

Call the NICE Guys!

10. Roofing Contractor in East Setauket, NY

(631) 490-7593

70 Comsewogue Rd Suite East Setauket, NY 11733

11. Advanced Air Conditioning & Heating Systems

(631) 231-6767

1158 C Suffolk Ave. Brentwood, NY 11717

12. Superior Systems Inc

(631) 474-5266

509 Unit Bicycle Path Port Jefferson Station, NY 11776

13. Air Masters HVAC

(631) 563-2431

55 Remington Blvd Ronkonoma, NY 11779

14. Twin Air Inc.

(631) 698-0580

1600 North Ocean Ave. Suite 3A Holtsville, NY 11742

15. Gma Mechanical

(631) 331-0968

320 Route 112 Port Jefferson Station, NY 11776

16. Gma Mechanical

(631) 509-1604

320 Route 112 Port Jefferson Station, NY 11776

17. Gma Mechanical

(631) 509-1603

320 Route 112 Port Jefferson Station, NY 11776

18. Gma Mechanical

(631) 331-6792

320 Route 112 Port Jefferson Station, NY 11776

19. Novelty Services

(631) 941-2857

1409 Hallock Ave Port Jefferson Station, NY 11776

20. Technical Heating Company

(631) 473-1597

78 Chestnut St Mount Sinai, NY 11766

21. Central Air Systems

(631) 254-4900

22 Scouting Blvd Medford, NY 11763

22. Air Mark Air Conditioning

(631) 654-9000

1566 Rocky Point Rd Middle Island, NY 11953

23. Primeaire Inc

(631) 476-1998

109 N Lincoln Ct Port Jefferson, NY 11777

24. Maximum Temperature Service

(631) 928-8933

16 Blair Dr Coram, NY 11727

25. Long Lasting Services, Inc.

(631) 944-5990

Centereach, NY 11720

26. Air Mark Air Conditioning Corp

(631) 924-6848

1566 Rocky Point Rd Middle Island, NY 11953

27. American Pride Contracting

(631) 696-5348

12 Franco Ave Selden, NY 11784

28. Mechanical Solutions Inc

(631) 689-3400

12 Unit Technology Dr East Setauket, NY 11733

29. Designaire Air Conditioning Inc

(631) 366-1200

22 Ste Lawrence Ave Smithtown, NY 11787

30. Precision Heating & Air Conditioning

(877) 427-6246

1455 Montauk Hwy Patchogue, NY 11772

31. Nice Air Conditioning

(631) 218-8887

95 Knickerbocker Ave Bohemia, NY 11716

32. Air Conditioning Services Inc

(631) 585-1328

404 Tate St Holbrook, NY 11741

33. Allied Air Conditioning Inc

(631) 563-3434

55 Ste Knickerbocker Ave Bohemia, NY 11716

34. Maximum Air Conditioning & Heating

(631) 269-2999

51 Marvin Dr Kings Park, NY 11754

35. Team Air Conditioning & Heating

(800) 951-9336

4 Vinyard Way Coram, NY 11727

36. Solas Air Conditioning Inc

(631) 580-0031

2077 9th Ave Ronkonkoma, NY 11779

37. Comfort Works HVAC Nassau County

(844) 996-0061

20 Ann Ln Holtsville, NY 11742

38. Corporate Climate Control, Inc.

(631) 588-5877

Lake grove, NY 11755

Click here for a free estimate

39. KDK Mechanical Inc

(631) 849-5868

1523 Rocky Point Rd. Middle Island, NY 11953

40. Dl Peterson Corp

(631) 751-4755

26 Shephard Lane Stony Brook, NY 11790

41. Lorenzo Napolitano Masonry Contractor

(631) 696-3138

75 Howe Rd Coram, NY 11727

42. Courtesy Services Air Conditioning & Heating

(631) 231-3000

10 Ste Newton Pl Hauppauge, NY 11788

43. Danisi Energy

(631) 732-6666

3205 Route 112 Medford, NY 11763

44. East West Air Conditioning & Electronics

(800) 273-3002

223 Holbrook Ave Ronkonkoma, NY 11779

45. East Bay Air Conditioning & Heating

(800) 291-7909

69 Horseblock Rd Centereach, NY 11720

46. Thermo Quality Mechanical

(631) 471-3636

Ronkonkoma, NY 11779

Commercial Refrigeration Specialist

47. ProCold East Refrigeration Utilities

(631) 563-7444

Bohemia, NY 11716

Offer service maintenance contracts

48. Long Island Heating and Air Conditioning Company

(631) 392-6309

32 Meadow Road Kings Park, NY 11754

49. D & H Heating & Air Conditioning Inc

(631) 979-6027

131 Southaven Ave Medford, NY 11763

50. Pro-Tech Air Conditioning Refrigeration Systems

(631) 598-3464

85 Eimer St Patchogue, NY 11772