We make life comfortable
We provide heating and cooling solutions for year-round comfort
Reliable Heating & Cooling Services in Westminster and Metro Denver Region
L&M HVAC delivers dependable residential HVAC solutions to homeowners in Westminster and throughout the greater Denver area.






Heating & Cooling Services in Westminster & the
Metro Denver Region
L&M HVAC provides quality residential HVAC services to Westminster and the surrounding Metro Denver Region
Emergency service is available.

Heating
Trust L&M HVAC & Mechanical to keep your Colorado home warm during cold winter nights. We service all furnace and heat pump brands.

Cooling
Our high-efficiency air conditioners keep your Westminster home cool during hot summers. The cooling experts at L&M HVAC repair all makes and models.

Indoor Air Quality
Breathe easier and feel healthier with our products and services meant to specifically reduce indoor air pollution. Enjoy peace of mind with our indoor air quality solutions.

Heating
Trust L&M HVAC & Mechanical to keep your Colorado home warm during cold winter nights. We service all furnace and heat pump brands.

Cooling
Our high-efficiency air conditioners keep your Westminster home cool during hot summers. The cooling experts at L&M HVAC repair all makes and models.

Indoor Air Quality
Breathe easier and feel healthier with our products and services meant to specifically reduce indoor air pollution. Enjoy peace of mind with our indoor air quality solutions.
Book your air conditioning or heating service
today
INSTALLATION
Our experts guide you in choosing the best system for your needs. Whether you seek cost-effectiveness, innovation, or a balance between the two, we deliver affordable, energy-efficient, and durable solutions for your home.
REPLACEMENT
Our skilled team will assess and replace your HVAC unit with industry-leading brands for optimal performance and efficiency.
MAINTENANCE
Regular planned maintenance extends your system’s lifespan and prevents potential breakdowns. We conduct a comprehensive review of your system.
REPAIRS
When your unit is not functioning correctly, L&M HVAC understands the urgency and will resolve the issue promptly. We provide diagnostics and repairs for all brands and models of conventional heating and cooling equipment.

Get a free estimate for a system replacement or new installation.
Book your air conditioning or heating service
today
INSTALLATION
Our experts guide you in choosing the best system for your needs. Whether you seek cost-effectiveness, innovation, or a balance between the two, we deliver affordable, energy-efficient, and durable solutions for your home.
REPLACEMENT
Our skilled team will assess and replace your HVAC unit with industry-leading brands for optimal performance and efficiency.
MAINTENANCE
Regular planned maintenance extends your system’s lifespan and prevents potential breakdowns. We conduct a comprehensive review of your system.
REPAIRS
When your unit is not functioning correctly, L&M HVAC understands the urgency and will resolve the issue promptly. We provide diagnostics and repairs for all brands and models of conventional heating and cooling equipment.
Emergency Repair Service Available
Based in Westminster, CO we serve the entire Metro
Denver region. If you have an emergency with your AC
system, contact us!
Emergency Repair Service Available
Based in Westminster, CO we serve the entire Metro
Denver region. If you have an emergency with your AC
system, contact us!
Types of Systems We Service

Boiler

Furnaces

Ductless Systems

Heat Pumps

Water Heaters

Zoned Control Systems
Types of Services We Provide

Repair

Maintenance

Replacement

Installation
All brands serviced, including:

Why Choose L&M HVAC & Mechanical
5-STAR REVIEWS
QUALITY PRODUCTS
LICENSED AND INSURED
EXPERIENCED TECHNICIANS
100% GUARANTEE
24/7 EMERGENCY SERVICE
CUSTOMER EDUCATION
RESPECT FOR YOUR PROPERTY
Why Choose L&M HVAC & Mechanical
5-STAR REVIEWS
QUALITY PRODUCTS
LICENSED AND INSURED
EXPERIENCED TECHNICIANS
100% GUARANTEE
24/7 EMERGENCY SERVICE
CUSTOMER EDUCATION
RESPECT FOR YOUR PROPERTY
Customer Reviews
All brands serviced, including:

Emergency Repair Service Available
Based in Westminster, CO we serve the entire Metro Denver region. If you have an emergency with your AC system, contact us!
Planned Maintenance Services
Chilly one minute, sweltering the next– weather in the Metro Denver Region is can be unpredictable. Stay ahead of seasonal changes and prepare your HVAC system with a planned maintenance package from L&M HVAC.
Planned Maintenance Services
Chilly one minute, sweltering the next– weather in the Metro Denver Region is can be unpredictable. Stay ahead of seasonal changes and prepare your HVAC system with a planned maintenance package from L&M HVAC.

Delivering HVAC Services Across Westminster & the Metro Denver Region
- Arvada, CO
- Aurora, CO
- Brighton, CO
- Broomfield, CO
- Centennial, CO
- Cherry Creek, CO
- Cherry Hills, CO
- Denver, CO
- Englewood, CO
- Golden, CO
- Greenwood Village, CO
- Highlands Ranch, CO
- Lakewood, CO
- Littleton, CO
- Lone Tree, CO
- Morrison, CO
- Northglenn, CO
- Park Hill, CO
- Superior, CO
- Thornton, CO
- Westminster, CO
- Wheat Ridge, CO
Contact us for projects outside of our service area
News and Blogs

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Schedule Your HVAC Service Today