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Claim This BusinessBlue Valley Heating & Cooling has earned a reputation as Longmont's most-reviewed HVAC contractor, holding a 4.8-star average across 1181 verified customer reviews. The company operates around the clock, every day of the week, ensuring residents of Longmont, Boulder, Louisville, and Lafayette never face a heating or cooling emergency alone. Their team includes licensed technicians who handle both residential HVAC installations and plumbing repairs, making them a versatile resource for homeowners facing complex indoor comfort issues.
What distinguishes Blue Valley from competing contractors is their commitment to transparent decision-making. Project manager Danny takes time to explain pricing, material options, and scheduling in detail, helping customers select heat pumps that align with their budgets without pressuring any purchase. The installation crew, including Alex, Angel, Zach, and Olga, maintains a clean worksite and communicates clearly throughout every job. When customers call, a real person answers immediately, bypassing the automated phone menus that frustrate so many homeowners.
Customer stories reveal the team's . When Kelly O'Neill's HVAC system failed, Blue Valley diagnosed the problem the same day, waited patiently while she secured funding and rebates, then installed the replacement within days. During that same job, they discovered a leaking water heater installed just seven months prior by another company. Rather than wait for the original installer, Blue Valley dispatched plumbers Paul and Steven the same day to replace the leaking pipe section. Isley Gao's review describes a similarly seamless heat pump installation, with the crew answering every question before leaving her home.
1181 reviewers maintain a 4.8-star average, with multiple five-star reviews praising specific technicians by name. All three featured customers awarded perfect ratings, describing same-day response, transparent pricing, and thorough post-installation cleanup. The consistency in positive feedback around communication and professional conduct suggests a reliable service model.
| Sunday | Open 24 hours |
| Monday | Open 24 hours |
| Tuesday | Open 24 hours |
| Wednesday | Open 24 hours |
| ThursdayToday | Open 24 hours |
| Friday | Open 24 hours |
| Saturday | Open 24 hours |
Complete heating and cooling system installations with professional crew and post-installation cleanup.
Heat pump selection, installation, and sizing assistance tailored to customer budgets.
Air conditioning diagnostics, repair, and tune-up services for residential systems.
Furnace and heating system repairs, including emergency same-day service.
Leak detection, pipe replacement, and under-sink plumbing fixes.
Water heater diagnosis and repair, including replacing faulty components.
24/7 availability for urgent heating, cooling, and plumbing emergencies.