11 Commercial HVAC Contractors in Waltham, MA
Top-Rated Commercial HVAC Contractors in Waltham
Windsor Village at Waltham Apartments
“Positive reviews praise maintenance technician Jonatas for appliance repairs and professional service, while negative reviews cite parking fee disputes,…”
KEN's HVAC SERVICE
“All five reviewers award five stars and name either Ken or George by name, with specific praise for diagnostic accuracy and fair pricing. Four reviewers…”
All Commercial HVAC Contractors (11 total)
Kensington Mechanical Inc
“Thirty-eight reviews produce a 4.9-star average with universal five-star ratings represented in the sampled…”
T Eagle Electrical llc
“All 23 reviews award 5 stars, with multiple reviewers naming specific technicians including Samy, Andrew, and…”
Syntegra
“Five of six detailed reviews award five stars, citing specific technicians by name for exceptional service.…”
Johnstone Supply
“All eight sampled reviewers award five-star ratings, with three explicitly naming staff members (Denys Vu,…”
JF HVAC Services
“All four reviews award five stars, with recurring praise for budget accommodation, timely arrival, and fair…”
Cannistraro
“Four of six reviewers assigned 1-star ratings, citingreckless drivers, rudeness, financial mismanagement, and…”
EH Electric & HVAC
“Four of ten reviewers highlight rapid response or same-day emergency availability, while three of four…”
Commercial HVAC Costs in Waltham
Commercial system pricing in Waltham. Actual costs vary significantly by building size and system type. Request a site-specific quote.
| Service | Low | Average | High |
|---|---|---|---|
Annual maintenance (per rooftop unit) Quarterly inspections | $550 | $1,100 | $2,200 |
Annual contract (small business, < 5K sqft) | $1,100 | $2,750 | $5,500 |
Annual contract (mid-size, 5K-25K sqft) | $3,850 | $7,150 | $11,000 |
Basic rooftop unit replacement | $7,150 | $11,000 | $16,500 |
Small business full system (< 5K sqft) | $8,800 | $17,600 | $27,500 |
Mid-size building (5K-25K sqft) | $27,500 | $55,000 | $88,000 |
Operating cost (per sqft annually) Utility + maintenance | $2 | $4 | $7 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
Commercial HVAC in Waltham, MA: What to Expect
Waltham's climate creates year-round demands for Commercial HVAC in Waltham. Boston winters regularly plunge below freezing, pushing heating systems hard through months of snow and single-digit temps, while humid summers drive sustained cooling loads that strain equipment. Seven contractors serve this metro area with an average rating hovering near 4.5 stars, reflecting a tight market where reliability matters most during temperature extremes.
Annual maintenance for a rooftop unit typically ranges from $550 to $2,200 yearly. Small businesses under 5,000 square feet can expect contracts between $1,100 and $5,500 annually, while mid-size buildings from 5K to 25K square feet see ranges from $3,850 up to $11,000 per year. Massachusetts requires contractors to hold both a Refrigeration Technician License and a Sheet Metal or Pipefitter journeyman credential from the state Division of Professional Licensure before performing commercial work.
Customer feedback reveals distinct service patterns across top-rated shops. KEN's HVAC SERVICE reviewers repeatedly mention Ken and George by name, praising diagnostic accuracy and fair pricing. Kensington Mechanical Inc draws same-day or within-hours response times noted across multiple five-star reviews. Syntegra's clients cite specific technicians and same-day availability during challenging conditions. Speed, technical precision, and personal attention emerge as recurring strengths among Waltham's highest-reviewed commercial contractors.
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All HVAC Contractors in Waltham, MA
Complete directory of 47 contractors — browse alphabetically
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All HVAC Contractors in Waltham, MA
Complete directory of 47 contractors — browse alphabetically