Business Details
32 Years
experience
Emergency
services
Your Trusted HVAC Partner in Castle Rock, WA
Founded in 1994, Denali HVAC has built a reputation as a trusted provider of heating, ventilation, and air conditioning services for residential, commercial, and industrial clients. As a Mitsubishi Diamond Contractor and certified American Standard dealer, we combine decades of experience with top-tier equipment to deliver reliable comfort solutions. Our team of union-certified technicians prioritizes customer satisfaction, offering 24/7 emergency services and transparent pricing.With a focus on honest service and long-term relationships, we maintain a near five-star rating on Google through consistent, high-quality workmanship. Our commitment to excellence extends to preventative maintenance programs, duct cleaning, and energy-efficient installations tailored to each client's unique needs.
Services
HVAC Installation
System Maintenance
Duct Cleaning
Industrial HVAC
Air Filters
Details
- Year established: 1994
Highlights and features
- 20+ years of experience serving Washington communities
- Union-certified technicians with specialized industrial HVAC expertise
- Financing options available for new system installations
- 24/7 emergency service with rapid response times
- 12-year warranties on Mitsubishi Diamond Contractor installations
Associations and certifications
- Mitsubishi Diamond Contractor
- American Standard Dealer
- Local 66 Sheet Metal Workers Union
What people say
Kind professional technician
Quick response
Thorough inspection
Energy-efficient solutions
Transparent pricing
Services
HVAC Installation
We install high-efficiency heating and cooling systems tailored to your property's needs. Our certified technicians handle residential, commercial, and industrial projects with precision, ensuring proper sizing and optimal performance. All installations come with manufacturer warranties and our guarantee of customer satisfaction.
Preventative Maintenance
Regular maintenance extends equipment lifespan and improves energy efficiency. Our comprehensive checklists cover all system components, with seasonal preparation and performance optimization. Commercial clients receive daily industrial system inspections to prevent costly downtime.
Duct Cleaning
Our thorough duct cleaning removes contaminants that affect indoor air quality and system efficiency. Using professional-grade equipment, we clean all ductwork components to reduce allergens and improve HVAC performance, with no hidden fees or additional charges.
Emergency Repairs
Available 24 hours a day for urgent heating and cooling issues. Our rapid response team handles weekend and holiday emergencies with the same professional standards as regular service calls, ensuring minimal disruption to your comfort.
Ductless Systems
We specialize in ductless HVAC solutions for additions, garages, and whole-home applications. These energy-efficient systems allow individual room control while maintaining quiet operation and sleek design aesthetics that complement any space.
People
Molly Franklin
Owner
Molly Franklin leads Denali HVAC with over 20 years of industry experience. She maintains the company's founding vision of honest service and employee well-being while overseeing daily operations and customer relations.
Derek
General Manager
Derek manages technical operations as General Manager, ensuring all service calls meet Denali's quality standards. With extensive HVAC expertise, he coordinates the team of certified technicians for both residential and industrial projects.
Kyle
Technician
Kyle provides expert repair services as a certified technician. He consistently receives customer praise for prompt response times, thorough diagnostics, and clear communication during heating and cooling system repairs.
Questions
Do you service all HVAC brands?
Yes, we work on all professionally installed equipment brands for residential, commercial, and industrial systems.
Are financing options available?
Yes, we offer financing for new HVAC system installations to qualified customers.
What areas do you serve?
We serve Castle Rock, WA and surrounding areas including coastal towns and inland communities.
Do you offer emergency services?
Yes, our 24/7 emergency service responds promptly to urgent heating and cooling needs.
What warranties do you provide?
Mitsubishi systems include 12-year warranties when installed by Diamond Contractors like Denali HVAC.
Do you sell air filters?
Yes, we sell all sizes of air filters at competitive prices for various equipment models.
