15881 Commerce Ct
Upper Marlboro, MD 20774-7407
301 249 0300

Local Reviews

Rated 4.9 out of 5 stars based on 6455 customer reviews

Excellent worker.

Alexi. Arrived as expected. He did his job, excellent. Approachable, understanding and kind. Thank you

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As usual, great service.

This is the 2nd time Mark has serviced our A/C. He has been a detailed serviceman who explains things thoroughly and simply to us that don't know enough about our knowledge of the equipment that we have purchased. Mark will let you know!


Response from Belair Engineering and Service Company:

Kevin, Thank you for your air conditioner repair service call review. Sounds like your AC air conditioning system is now back to factory specs. Kind regards, Don Risher VP Belair Engineering

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Excellent Service


Response from Belair Engineering and Service Company:

Vincent, Thank you for your gas furnace repair service call review. Sounds like your gas furnace heating system is now winter ready. Kind regards, Don Risher VP Belair Engineering

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Excellent service

Hugo and his helper were awesome. You can see he knows his trade. Both were so nice and respectful and explained everything in plain English.


Response from Belair Engineering and Service Company:

Michelle, Thank you for your water heater replacement installation & plumbing repair service call review. Hugo is a wonderful co-worker and a real smart guy. Kind regards, Don Risher VP Belair Engineering

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Mark S

He arrived in the time specified, changed nozzle on humidifier and checked our new heating system for the winter.


Response from Belair Engineering and Service Company:

James, Thank you for your heat pump furnace repair service call review. Sounds like your gas furnace heating system is all ready for winter. Warm regards, Don Risher VP Belair Engineering

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Excellent Service!

Convenient, trustworthy, and professional.


Response from Belair Engineering and Service Company:

Ronald, Thank you for your heat pump furnace repair service call review. Gerron is an experienced gas furnace & heat pump repair service technician & a punctilious person. Warm regards, Don Risher VP Belair Engineering

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Great Service!


Response from Belair Engineering and Service Company:

Mike, Thank you for your heat pump furnace repair service call review. Sounds like your furnace heating system is all ready for winter. Warm regards, Don Risher VP Belair Engineering

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Immediate response, great technician, a good value.


Response from Belair Engineering and Service Company:

Christopher, Thank you for your heat pump furnace repair service call review & your kind words. Alexi is an experienced gas furnace & AC heat pump repair service technician & a wonderful technician. Warm regards, Don Risher VP Belair Engineering

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Excellent service!

Yahony is knowledgeable, thorough, and efficient. We appreciate that he persisted in looking for a solution to a problem that was not easily resolved. Thanks to his efforts our AC is working.


Response from Belair Engineering and Service Company:

Thank you for your heat pump furnace repair service call review & your kind words. Yahony is an experienced gas furnace & AC heat pump repair service technician & a wonderful technician. Warm regards, Don Risher VP Belair Engineering

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Excellent service

Gerron was excellent. He explained the details and findings of the review very clearly and was very respectful.


Response from Belair Engineering and Service Company:

Edward, Thank you for your heat pump furnace repair service call review & your kind words. Gerron is an experienced gas furnace & AC heat pump repair service technician & a truly good person. Warm regards, Don Risher VP Belair Engineering

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Great Work

Mark was professional and very helpful.


Response from Belair Engineering and Service Company:

Sandra, Thank you for your heat pump furnace repair service call review & your kind words. Mark is an experienced gas furnace & AC heat pump repair service technician & a truly good person. Warm regards, Don Risher VP Belair Engineering

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Awesome job!

Quick fix on faulty condensate pump on one of the hottest days of the year!


Response from Belair Engineering and Service Company:

Edward, Thank you for your AC system condensate pump repair service call review. I'm glad to hear we were able to quickly repair your air conditioner. Alexi is a smart, experienced air conditioning & heat pump repair service technician & a good dude. Kind regards, Don Risher VP Belair Engineering

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A/C Service

Excellent Service


Response from Belair Engineering and Service Company:

Jasper, Thank you for your heat pump AC system repair service call review & your kind words. Hugo is an experienced air conditioner & heat pump repair service technician & a truly kind person. Warm regards, Don Risher VP Belair Engineering

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Excellent service

Geron was professional, kind and quick. Great service.


Response from Belair Engineering and Service Company:

Heather, Thank you for your heat pump AC system repair service call review & your kind words. Gerron is an experienced air conditioner & heat pump repair service technician & a truly kind person. Warm regards, Don Risher VP Belair Engineering

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Great Service

Abe was thorough in his check of our A/C system and provided some helpful recommendations.


Response from Belair Engineering and Service Company:

Roland, Thank you for your heat pump AC system repair service call review & your kind words. Abe is an experienced air conditioner & heat pump repair service technician & a truly nice person. Warm regards, Don Risher VP Belair Engineering

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