24/7 Commercial & Residential HVAC Services


Did you know that ThompsonGas offers more than affordable propane prices and propane gas services that reduce energy costs and increase your family’s comfort? The Thompson team also guarantees safe, efficient and quick turnarounds on all Maryland HVAC maintenance requests. You don’t even need to be a ThompsonGas customer. That’s right — we service all brands, 24 hours a day, 7 days a week.


Whether you’re looking for HVAC service in Frederick MD or air conditioning repair in Baltimore, our professionals can perform ductwork, geothermal systems, energy-efficient hybrid systems and more. We provide furnaces, air conditioners, heat pumps, water heaters, humidifiers, air purification systems, fireplaces and AC repair MD. We install, service and repair all of these home comfort appliances. Plus, we offer exceptional warranty plans, financing options and HVAC packages to help save you extra money on your next Maryland HVAC project.


We’re currently running an excellent Trane spring promotion. Get 36 months no interest financing; or a reduced rate of 5.9% APR with 1.75% minimum monthly payment; or up to $1,000 instant rebate (plus accessory bonus for CleanEffects and/or ComfortLink Remote Thermostat Kit). To learn more about this promotion and all of our Maryland HVAC solutions, visit the Thompson Services website or call us at 866-987-HVAC.


– The Thompson Team