Groulx Mechanical Heating & Cooling Inc.

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About Groulx Mechanical Heating & Cooling Inc.
Groulx Mechanical Heating & Cooling Inc. operates as an HVAC contractor in Longmont, Colorado, maintaining a 5.0-star rating across 256 client reviews. The business maintains standard weekday service hours from 8 AM to 6 PM, with Saturday availability until 1 PM. Their service portfolio encompasses furnace replacement, central air-conditioning installation, and heat pump system deployments for residential properties throughout the Longmont area.
A distinguishing operational strength involves the team's approach to rebate processing. Team members such as Mark have handled XCEL Energy rebate documentation on behalf of homeowners, streamlining what can otherwise become a cumbersome paperwork exercise. Reviewers also note the team's willingness to explore creative installation pathways rather than defaulting to invasive procedures. In one documented scenario, the team identified an alternative routing method that eliminated the need for drywall repairs, representing a practical solution that saved the homeowner additional construction costs.
Customer narratives from verified reviewers highlight specific team members and their commitment to project execution. Nick, identified as a technician, was described by one reviewer as demonstrating honesty and integrity throughout the service call. Mark was noted for taking initiative to inspect concealed infrastructure before proposing a solution. These individual accounts collectively describe a team that prioritizes transparent communication and reliable follow-through on residential heating and cooling projects.
What Customers Say
All five reviewers awarded five-star ratings, with each account mentioning specific team members by name. Three reviewers specifically praised the team's communication and scheduling efficiency, while two highlighted the company's willingness to go beyond standard installation approaches to solve complex routing challenges.
Working Hours
| Sunday | Closed |
| MondayToday | 8 AM–6 PM |
| Tuesday | 8 AM–6 PM |
| Wednesday | 8 AM–6 PM |
| Thursday | 8 AM–6 PM |
| Friday | 8 AM–6 PM |
| Saturday | 8 AM–1 PM |
Services
Furnace Replacement
Complete furnace removal and installation of new heating equipment, including older system upgrades in homes over 30 years old.
Central Air-Conditioning Installation
First-time AC installation for homes without existing cooling infrastructure, with creative routing solutions.
Heat Pump System Installation
Energy-efficient heat pump system deployment with available utility rebates and documentation assistance.
HVAC Repair
Diagnostic services and repair for malfunctioning heating and cooling equipment.
Preventive Maintenance
Scheduled tune-ups and system inspections to maintain equipment efficiency and extend operational lifespan.