Trusted Heating & Cooling in Phoenix & Jacksonville, MD
Smart Energy Systems has delivered reliable heating and cooling services in Phoenix and Jacksonville, MD for more than 35 years, providing expert repairs, efficient installations, and seasonal maintenance. From homes off Jarrettsville Pike to neighborhoods along Sweet Air Road, we understand the unique HVAC needs of the 21131 area.
Family-Owned Since 1988
0% Financing Available
24/7 Emergency Service
what we do
Complete Comfort Solutions for Phoenix & Jacksonville Homes and Businesses
We provide full-service heating, cooling, and air quality solutions across Phoenix, Jacksonville, and surrounding Baltimore County communities:
Heating Services
Dependable furnace and boiler repairs plus expert system installations to handle Maryland’s cold winters.
Cooling Services
Reliable AC repair in Phoenix, MD and high-efficiency air conditioner installations for homes of all sizes.
Indoor Air Quality
Whole-home purifiers, humidity control, and duct cleaning to improve comfort and reduce allergens year-round.
Ductless Mini-Splits
Zoned heating and cooling solutions for additions, sunrooms, and homes without existing ductwork.
Geothermal Systems
Ground-source heating and cooling systems designed for maximum efficiency and long-term savings.
HVAC Maintenance & Tune-ups
Seasonal system checkups that prevent breakdowns and extend the life of your equipment.
Custom Ductwork
In-house sheet metal fabrication for custom duct solutions, perfect for older or unique home layouts in 21131.
Commercial HVAC
Heating and cooling services for local businesses, from offices to retail spaces along Sweet Air Road and Jarrettsville Pike.
Emergency HVAC Repair
24/7 emergency heating and cooling repair in Phoenix & Jacksonville for fast comfort restoration.
35+
Years of
experience
Proud to Serve Phoenix & Jacksonville
The 21131 HVAC Team You Can Count On
We’re not a national chain—we’re a family-owned HVAC company that’s been serving Phoenix, Jacksonville, and surrounding neighborhoods for decades. You’ll see our trucks across Jarrettsville Pike, Paper Mill Road, and Sweet Air Road delivering trusted solutions to local families and businesses.
Clear, Practical Advice
We explain your options and help you make the right choice, whether it’s a repair or full system upgrade.
Community-Minded
We sponsor local youth programs and support community events because we’re proud to work and live in Baltimore County.
Budget-Friendly Comfort
Pre-Qualify NowPre-qualify in minutes for easy financing—no hidden fees, no impact on your credit score.
Real Reviews from Local Homeowners
What Our Customers Say
We have been with Smart Energy for 10 years. Their work and advice has been great. They are on time and professional. The technicians are always courteous and respectful of our home. I highly recommend their service
Greg W.
Great service all around! I needed a full swap, both a/c and furnace. They were great right from scheduling! They worked with me on financing which was a blessing. You can tell they care about the quality of their work and went above and beyond in every way!
Alayna S.
Like always, Smart Energy Systems was on time and took care of the problem. I have used them a few times over the past several years. They fixed an old system and put in a new heat pump. Always professional, responsive and reasonable.
Tim L.
We have been with Smart Energy for 10 years. Their work and advice has been great. They are on time and professional. The technicians are always courteous and respectful of our home. I highly recommend their service
Greg W.
Great service all around! I needed a full swap, both a/c and furnace. They were great right from scheduling! They worked with me on financing which was a blessing. You can tell they care about the quality of their work and went above and beyond in every way!
Alayna S.
