Is this your business?
Claim your listing to verify your info and earn a verified badge.
Claim This BusinessGrizzly HVAC is a Littleton-based heating and cooling contractor holding a perfect 5-star rating across 23 verified customer reviews. Operating from the Denver metro area, the company serves residential clients across Littleton and surrounding Colorado communities, delivering both routine maintenance and emergency repair solutions for furnaces, boilers, and cooling systems. The team operates under full licensing and insurance, maintaining consistent business hours from 7 AM to 7 PM seven days a week to accommodate client schedules.
Jeremy leads service operations with demonstrable expertise in boiler systems, particularly the Burnham boiler line referenced across multiple client testimonials. The company distinguishes itself through transparent upfront pricing and a client education approach, explaining each diagnostic step and recommending efficiency improvements without aggressive upselling. This service philosophy aligns with the observed pattern across reviews praising fair cost estimates and honest assessments over unnecessary component replacements.
Client reviews highlight Jeremy resolving a same-day boiler emergency after an accidental wire cut disabled thermostats throughout one homeowner's property. Another reviewer describes Jeremy and assistant Manny completing a bathroom fan installation that a competing contractor had unnecessarily complicated and overpriced. A third client notes the technician arrived within hours during an urgent situation, diagnosing a furnace boiler system's condition while providing actionable maintenance guidance. Each narrative reinforces the company's capacity for responsive, skilled intervention when climate systems fail.
Twenty-three reviewers collectively award Grizzly HVAC a perfect 5-star average, with six clients specifically naming technician Jeremy and highlighting same-day arrival or rapid response. Four reviewers describe upfront pricing and cost transparency, while three mention boiler system expertise as a distinguishing competency.
| Sunday | 7 AM–7 PM |
| Monday | 7 AM–7 PM |
| Tuesday | 7 AM–7 PM |
| Wednesday | 7 AM–7 PM |
| ThursdayToday | 7 AM–7 PM |
| Friday | 7 AM–7 PM |
| Saturday | 7 AM–7 PM |
Specialized repair and maintenance for boiler systems including Burnham units, with diagnostic assessments and efficiency recommendations.
Heating system diagnosis, component replacement, and emergency furnace repairs restoring home warmth.
Air conditioning repair and maintenance for residential cooling needs throughout the Denver metro area.
Ventilation fan installation completed by Jeremy and team at competitive rates without unnecessary complexity.
Preventive maintenance cleaning for furnace and boiler systems with health diagnostics and efficiency guidance.
Thermostat troubleshooting and repair services, including diagnosing issues from accidental wiring damage.
Same-day response availability for urgent heating and cooling failures across service areas.