10 HVAC Repair Contractors in Randolph, MA
Top-Rated HVAC Repair Contractors in Randolph
Accurate LLC
“Emergency response speed dominates conversation across reviews, with five clients describing same-day or after-hours arrivals within 45 minutes. Pricing…”
Cox Engineering
“4 of 8 reviewers awarded 5 stars citing responsive service and friendly staff, while 3 reviewers assigned 1 star noting van-related disturbances and…”
All HVAC Repair Contractors (10 total)
Kool-Aire Inc
“Six of eight reviewers award five stars, with multiple customers emphasizing same-day response during heating…”
Paul Duda complete heating and A/C Service
“Three of four reviewers praise rapid response times and fair emergency pricing, while the sole 1-star review…”
Endless Energy
“Both available reviews award five stars, with Robert Roy specifically praising the team's professional…”
Blue Hills Mechanical
“Two of four reviewers awarded 5-star ratings, praising the team's knowledge and affordability, while two…”
HVAC Repair Costs in Randolph
Typical heating and cooling repair costs in Randolph, by component.
| Service | Low | Average | High |
|---|---|---|---|
Diagnostic / service call | $83 | $132 | $220 |
Thermostat replacement | $165 | $303 | $550 |
Blower motor replacement | $440 | $715 | $1,210 |
Heat exchanger replacement | $1,650 | $2,420 | $3,850 |
Ignitor replacement (gas furnace) | $165 | $275 | $440 |
Control board replacement | $330 | $605 | $990 |
Full system repair (major) Multi-component failure | $550 | $1,320 | $3,300 |
Prices reflect continental metro averages compiled from published industry cost guides, contractor surveys, and regional labor data. Last updated: April 2026.
HVAC Repair in Randolph, MA: What to Expect
Living south of Boston, Randolph endures New England conditions that put heating systems to the test year after year. January temperatures regularly dip into the twenties, while July and August bring humid eighty-degree afternoons that push cooling equipment hard. This climate creates steady demand for hvac repair in Randolph, where eleven contractors serve a market with an average rating around three stars based on more than two hundred client reviews. The seasonal swing from bitter cold to sticky heat means local technicians must handle both furnace failures in winter and compressor struggles during summer humidity, making the market unusually demanding compared to more temperate regions nearby.
Massachusetts maintains some of the strictest licensing requirements in the nation for HVAC work, requiring contractors to hold both a Refrigeration Technician License and either a Sheet Metal or Pipefitter journeyman or master credential from the state Division of Professional Licensure. For homeowners facing repairs, a standard diagnostic visit typically runs between $83 and $220, while component-level work such as thermostat replacement ranges from $165 to $550. More extensive blower motor repairs can cost anywhere from $440 up to $1,210 depending on system specifications and labor needs, with each job requiring proper licensure verification before work begins. These figures represent typical costs across the area, though final pricing depends on specific system conditions and parts availability.
Review patterns across local shops reveal clear differences in service delivery. Accurate LLC draws consistent praise for rapid emergency response, with multiple clients noting same-day or after-hours arrivals often within forty-five minutes and fair pricing mentioned positively across several reviews. Cox Engineering earns mixed feedback, with satisfied customers highlighting responsive communication and courteous staff while others cite professionalism concerns. RandolphAirServices enjoys mostly favorable mentions for restoring home comfort efficiently, suggesting that tracking response speed and reading recent client experiences helps homeowners identify contractors who align with their specific needs.