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Claim This BusinessAAARK Heating, Air & Plumbing has served the Denver metro area for over two decades, building a reputation as a family-owned contractor headquartered in the city. With 127 customer reviews yielding a 4.4-star rating, the company fields a team of licensed technicians who handle residential heating, cooling, and plumbing needs across neighborhoods including LoDo, Park Hill, Wash Park, and the surrounding suburban communities. The business maintains round-the-clock availability, meaning homeowners can reach AAARK any day of the week for emergency service calls.
What distinguishes this contractor from competitors comes through in how they respond to the unexpected. Several reviewers specifically praised same-day arrival during heat waves and holiday-weekend emergencies, noting that technicians Matt and Stu diagnosed problems that previous contractors had misidentified. Customer service coordinator Barb receives repeated mention for scheduling flexibility and clear communication throughout service calls. The combination of a multi-trade team under one roof and responsive after-hours coverage creates a practical option for Denver homeowners facing system failures outside normal business hours.
Jacques, a customer from 15 years ago, contacted AAARK regarding a tankless water heater installation that later required code compliance updates. The owner, Titus, returned the call but the conversation ended without resolution. In contrast, Fran Hogan described a dramatically different experience: Barb coordinated a same-day diagnosis, technicians Matt and Stu identified the issue quickly, and the job was completed to her satisfaction with ongoing communication. These parallel accounts suggest that customer outcomes may depend on specific technicians and the nature of the service need.
127 reviews generated a 4.4-star average, with most positive feedback citing specific technicians (Matt, Stu) and coordinator Barb. Negative reviews center on older installations requiring costly code updates and owner communication style during complaints. No reviewers mention pricing transparency explicitly, and no emergency response timeframes appear in positive reviews.
| 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 |
Diagnoses and repairs failing furnaces, addresses ignition issues, and performs winter emergency repairs across the Denver metro.
Air conditioning diagnostics, refrigerant service, and same-day summer repairs for systems that fail during heat waves.
Installs and replaces tankless units, manages permitting, and brings older installations up to current code compliance.
Addresses leaks, pipe issues, and fixture problems, covering the plumbing component of the business name.