HVAC Services in Waltham, MA

18 HVAC contractors found

Need emergency service? 8 HVAC providers in Waltham offer 24/7 availability

Colt Home Services

5.0(323)
24/7 Highly Rated

All six sampled reviewers award five stars, with three specifically praising technician Joe for his thorough…

99 Felton St, Waltham, MA 02453
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KEN's HVAC SERVICE

5.0(108)
24/7 Highly Rated

All five reviewers award five stars and name either Ken or George by name, with specific praise for…

28 College Farm Rd, Waltham, MA 02451
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HVAC Services: Heating & Air Conditioning

5.0(5)

All five reviewers awarded five-star ratings, indicating unanimous satisfaction with completed work.…

130 Market Pl Dr, Waltham, MA 02451
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JF HVAC Services

5.0(5)
24/7

All four reviews award five stars, with recurring praise for budget accommodation, timely arrival, and fair…

308 Moody St, Waltham, MA 02453
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Kensington Mechanical Inc

4.9(38)
24/7

Thirty-eight reviews produce a 4.9-star average with universal five-star ratings represented in the sampled…

11 Green St, Waltham, MA 02451
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Johnstone Supply

4.9(15)

All eight sampled reviewers award five-star ratings, with three explicitly naming staff members (Denys Vu,…

303 Bear Hill Rd, Waltham, MA 02451
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Genove Oil & Air, Inc.

4.8(168)
Highly Rated

Long-term customer loyalty dominates, with three reviewers citing 20+ year relationships and one reaching 40…

53 Williams St, Waltham, MA 02453
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PerfectTemp HVAC Service

4.8(106)
24/7 Highly Rated

All 101 reviews are positive, with 3 customers awarding 5-star ratings and specifically naming technicians…

90b River St, Waltham, MA 02453
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P. R. Douglas Co., Inc

4.8(12)

Eight verified reviews unanimously award five stars, with four specifically mentioning same-day or hour-based…

29 Calvary St, Waltham, MA 02453
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Home Services at The Home Depot

4.8(4)

Three reviewers award perfect 5-star ratings, praising efficiency and communication. Ayse Barkus specifically…

100 1st Ave, Waltham, MA 02451
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Syntegra

4.4(26)
24/7

Five of six detailed reviews award five stars, citing specific technicians by name for exceptional service.…

116 Robbins St, Waltham, MA 02453
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LeBlanc Mechanical

4.1(31)

Two of three detailed reviews describe positive outcomes for complex dual-system repairs, with one customer…

1250 Main St, Waltham, MA 02451
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Burns Mechanical Corp.

4.0(4)

Of 4 written reviews, 2 award 5 stars citing quick response times and accurate diagnoses. One 1-star review…

110 R Columbus Ave, Waltham, MA 02451
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Cannistraro

3.8(17)
24/7

Four of six reviewers assigned 1-star ratings, citingreckless drivers, rudeness, financial mismanagement, and…

201 Jones Rd, Waltham, MA 02451
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EH Electric & HVAC

3.6(10)

Four of ten reviewers highlight rapid response or same-day emergency availability, while three of four…

980 Main St #1, Waltham, MA 02451
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Taylor & Murphy Inc.

3.3(46)

Three of four detailed reviews award five stars, praising knowledgeable staff, competitive pricing, and…

188 Lexington St, Waltham, MA 02452
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Alaskan Mechanical (HVAC)

3.0(2)
24/7

One of two reviews awards five stars, with the reviewer praising the technician as 'The smart hvac guy'…

122 High St, Waltham, MA 02453
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Wells Emergency HVAC Repair Waltham

0.0
60 Prospect St, Waltham, MA 02453
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HVAC Service Costs in Waltham, MA

Pricing ranges across all HVAC services offered in Waltham.

ServiceTypical RangePrice Points
AC Repair$83$3,0807 items →
AC Installation$168$22,4008 items →
AC Replacement$2,352$17,920
HVAC Maintenance$15$8247 items →
HVAC Repair$83$3,8507 items →
HVAC Service$76$15,2286 items →
Emergency HVAC$165$3,8506 items →
Commercial HVAC$2$88,0007 items →

Prices reflect continental metro averages based on HomeAdvisor and Angi published cost data. Last updated: April 2026.

HVAC in Waltham, MA: What Homeowners Should Know

Living just west of Boston, Waltham residents face heating demands that dominate the annual workload as temperatures drop to 22 F in winter, yet summer humidity pushes cooling systems hard with highs cresting 82 F. This climate split creates year-round reliance on skilled hvac companies Waltham, where eighteen licensed contractors serve the community with an average rating of 4.2 stars across more than nine hundred consumer reviews.

Pricing across all hvac services in this market spans from $2 for minor repairs up to $88,000 for complete system replacements, reflecting theFull range of equipment options and labor requirements. Massachusetts mandates that technicians hold both a Refrigeration Technician License and either a Sheet Metal or Pipefitter journeyman credential, with master status requiring at least one year of supervisory experience after completing a four-year apprenticeship.

Customer feedback reveals strong preferences for named technicians, with Colt Home Services drawing specific praise for Joe's thorough assessments and Jacky's responsive Cold-Weather service, while KEN's HVAC SERVICE earns recognition for Ken and George's diagnostic accuracy and fair pricing. Genove Oil & Air maintains decades-long relationships, with one reviewer noting a forty-year partnership, demonstrating how expertise and reliability define the best hvac Waltham contractors.

Frequently Asked Questions

Among 18 HVAC contractors serving Waltham, the top-rated providers average 4.2★ across 920 reviews. The highest-ranked companies on this page are sorted by a combination of rating and review volume, so established contractors with consistent quality appear first. Check reviews, licensing, and response time to pick the right fit for your situation.