Business Details
28 Years
experience
Emergency
services
Your Trusted HVAC Experts in Longmont, CO
M & M Heating, Cooling, Plumbing & Electrical has been serving Longmont, Colorado and surrounding communities since 1998. As a family-owned and operated business, we prioritize exceptional customer service and satisfaction. Our team includes 4 NATE-certified Comfort Experts, 4 HVAC installers, a Master Electrician, and 2 Master Plumbers, all recognized for extensive training and expertise. We maintain a loyal customer base through repeat and referral business, supported by 24/7 emergency services and transparent pricing. Our commitment to quality ensures access to top-tier products at competitive prices, backed by over two decades of industry experience and community trust. 
Services
Air Conditioner Repair
Heating Repair
Air Conditioner Service
Heating Service
Air Conditioner Installation
Plumbing Services
Electrical Services
Duct Sealing
Commercial HVAC
Indoor Air Quality
Details
- Year established: 1998
Highlights and features
- We offer 24/7 emergency HVAC services with factory-trained technicians.
- Our team includes NATE-certified experts with state-recognized training.
- We guarantee transparent pricing with no hidden fees.
- We are a Premier Lennox Dealer with energy-efficient solutions.
- Our 24-year reputation relies on 100% customer satisfaction.
Associations and certifications
- NATE
- Lennox Premier Dealer
What people say
Fast and efficient
Very professional
Honest and helpful
No BS approach
Thorough inspections
Services
Air Conditioner Repair
Our NATE-certified technicians provide prompt air conditioning repairs using cutting-edge diagnostic tools. We service all makes and models, completing most repairs in a single visit. Emergency services operate 24/7 to restore comfort quickly. Transparent pricing ensures no surprises before work begins.
Heating Installation
We install energy-efficient heating systems tailored to your home's specifications. Our process includes precise sizing assessments and quality equipment from trusted brands. Factory-trained technicians ensure proper installation that maximizes efficiency and system longevity while maintaining safety standards.
Plumbing Services
Our licensed plumbers handle residential and commercial plumbing needs with Master Plumber oversight. Services include leak detection, pipe repairs, and system installations. We prioritize clean job sites and long-lasting solutions that meet local code requirements and warranty specifications.
Indoor Air Quality
We improve indoor air quality through comprehensive assessments and specialized solutions. Services include duct sealing, air purification systems, and humidity control. Our technicians identify contamination sources and implement solutions that enhance comfort while reducing health risks from airborne pollutants.
Commercial HVAC
Our commercial HVAC services cater to business needs with minimal operational disruption. We handle system maintenance, repairs, and installations for various commercial properties. Preventative maintenance plans extend equipment life while emergency services ensure business continuity during critical system failures.
People
Eric Meiers
President
Founder of M & M Heating, Cooling, Plumbing & Electrical, Eric built the company from the ground up in Longmont. He oversees operations and maintains the family business's commitment to quality service and community values.
Melissa
Office Manager
Melissa manages daily operations, ensuring smooth coordination between technicians and customers. Her organizational skills maintain efficiency across scheduling, dispatching, and administrative functions for consistent service delivery.
Jon
Warehouse Manager
Jon oversees inventory management, maintaining stocked equipment and supplies to support daily service demands. His logistics expertise ensures technicians have necessary resources for prompt, complete service calls.
Questions
Do you offer 24/7 emergency HVAC services?
Yes, we provide 24/7 emergency HVAC services for urgent heating and cooling needs across the Front Range area.
Are your technicians certified?
All our HVAC technicians are NATE-certified with additional EPA certifications and factory training from leading equipment manufacturers.
What areas do you service?
We serve Longmont, Dacono, Firestone, Frederick, Johnstown, Mead, and surrounding Colorado Front Range communities.
Do you offer financing options?
Yes, we provide flexible financing options for HVAC installations and major repair projects to accommodate customer budgets.
Are you a licensed plumbing and electrical contractor?
We hold full licensing for plumbing and electrical work with Master Plumbers and Electricians overseeing all related services.
What HVAC brands do you work with?
As a Lennox Premier Dealer, we install and service all major HVAC brands while specializing in Lennox equipment solutions.
