Alliance Heating and Cooling

06/16/2026

Dependable HVAC solutions! Since 1988, Alliance Heating and Cooling Inc. has been the go-to HVAC contractor for homeowners and businesses alike.

Whether you’re seeking quick repairs, expert installations, or ongoing maintenance, our team provides you with comfort and your system’s reliability year-round.

Learn more: https://allianceheatcool.com/

06/11/2026

SOUTHERN MARYLAND, LIMITED TIME OFFER, $1000 off a New HVAC System ******

Major savings, High Efficiency Equipment, Energy Rebates -----
Save $1000s of dollars on a new system when you install equipment with Alliance Heating and Cooling!

Install a new Armstrong Air, Ducane, or LG High Efficiency Inverter Heat Pump and take control of your energy bill today!

Call today! 301-843-6674
allianceheatcool.com
HVAC #2319

*Applies to all estimates from 6/1/26 - 7/31/26

Serving Southern Maryland! Honesty and Integrity in service, providing a reliable resource for your HVAC needs.
Licensed and Insured. HVAC #2319 ELEC #13762

06/09/2026

Keep your home's air fresh and your HVAC system running smoothly with expert duct services from Alliance Heating and Cooling Inc. Over time, your ducts can accumulate dust, debris, and allergens, which can compromise indoor air quality and drive up your energy bills. Our team provides thorough duct cleaning and complete duct installation to make sure your system operates at its best.

Our duct cleaning service eliminates harmful buildup inside your ductwork to maximize airflow, boost system performance, and help lower energy costs—so you can enjoy cleaner, healthier air at home.

Learn more: https://allianceheatcool.com/duct-cleaning/

06/02/2026

Beat the heat with expert AC installation from Alliance Heating and Cooling Inc., your go-to HVAC specialists! Our technicians handle both home and business air conditioning needs, installing top-quality systems from trusted names like Armstrong Air and Ducane for dependable, energy-saving comfort.

For those seeking adaptable options, we provide advanced ductless solutions, including LG multi-zone mini-splits that efficiently cool multiple rooms—perfect for tailored climate control and lower energy bills.

Reach out for a complimentary estimate! Learn more: https://allianceheatcool.com/ac-installation/

05/26/2026

For over three decades, Alliance Heating and Cooling Inc. has been a reliable HVAC partner. Now, based in our modern, conveniently located facility, we can respond to your heating and cooling needs faster than ever.

Our team—bringing together more than 60 years of combined expertise—specializes in residential and commercial HVAC repairs, efficient system installations, and preventive maintenance packages that keep your equipment running smoothly year-round.

Learn more: https://allianceheatcool.com/about-us/

05/20/2026

UM, Southern Maryland, why haven’t you called us yet? We are available to fix your Air Conditioning Unit!

05/19/2026

Keep your heating and cooling systems operating at peak performance with Alliance Heating and Cooling Inc., your local HVAC experts. Our comprehensive, biannual maintenance service includes a 20-point inspection every spring (April–June) and fall (October–December), helping you catch small issues before they become major problems, while also improving efficiency and extending equipment life.

As a certified, community-focused HVAC contractor, we’re passionate about providing honest, reliable service that puts your comfort first. Our preventative maintenance program is designed to save you money, prevent inconvenient breakdowns, and make sure your home or business stays comfortable no matter the season.

Learn more: https://allianceheatcool.com/hvac-preventative-maintenance/

05/12/2026

Call today Southern Maryland!

301-843-6674

05/12/2026

Searching for reliable commercial HVAC experts? Alliance Heating and Cooling Inc. is your go-to for light commercial HVAC needs. While we don’t handle chillers, our team delivers prompt repairs, professional installations, and ongoing maintenance.

We’re dedicated to helping businesses stay comfortable, energy-efficient, and stress-free throughout every season. From AC and heating repairs to regular preventative maintenance, trust us for customized solutions that keep your business running at its best.

Learn more: https://allianceheatcool.com/commercial-hvac/

05/11/2026

Check out this 5-star Google Review we just recently received! Read more:

https://maps.app.goo.gl/bZY7QXeK12ASYyn29