Hyattsville and Greater Washington Metro Fully Licensed HVAC & Air Conditioning Contractor.



Request an appointment online or call 240-563-1933

  • Review your family’s comfort, energy savings and air quality needs 
  • Perform an assessment of your home, current system and ductwork
  • Perform a “heat load calculation” to determine the right sized equipment for your home
  • Explain features like efficiency, sound, temperature control/wifi, and monthly cost savings
  • Review options that match your budget and needs
  • Cover different financing options we offer

Not comfortable with an in-home consultation? We offer virtual consultations in many areas—just ask your service provider.



Hyattsville and Greater Washington Metro Fully Licensed HVAC & Air Conditioning Contractor.

Experience and Quality

Our Services

Commercial Heating and Air Conditioning

Heating and Air Conditioning for any commercial situation. With EMS you will experience the benefits of a good HVAC system.

Home Building Systems (VRF)

In today's digital world where more and more devices are becoming smart, connected, and automated.  (VRF) systems vary the flow of refrigerant to indoor units based on demand.

Heating and A/C Installation

Your EMS service provider will bring all equipment and supplies necessary to install your new system and thoroughly clean up the job site. 

EMS Comfort Maintenance Plus

Regular maintenance of your heating and a/c equipment is vital to ensuring your system’s longevity. Enjoy our maintenance programs for the peace of mind they deliver. 

New Construction Heating and A/C Install

We back all our new heating and cooling installations with a one-year warranty, and our repairs and tune-up services with a 90-day guarantee.

Heating and A/C Repair Service

Get a fast response from EMS  cooling professionals. EMS is licensed and insured for your peace of mind. Contact us today and one of our representatives will contact you shortly.

We stand behind our work at Ellington Mechanical Services.