Welcome to Long Mechanical Services — your trusted local HVAC experts.

Servicing the Baltimore-Washington area, we are dedicated to providing exceptional heating, ventilation, and air conditioning solutions that ensure comfort, efficiency, and sustainability for our clients.

A person's hands holding a manifold gauge set with blue and red dials, used for HVAC system diagnosis, near exposed pipes and wiring on a concrete floor.

Our mission is to deliver top-quality service through expert craftsmanship, innovative technology, and a commitment to customer satisfaction.

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Our Services

  • Close-up of a specialized drone with a pink body mounted on a pipeline, with control arms and sensors visible, set against a blue sky.

    Service & Repair

  • A gray outdoor air conditioning unit installed on a black metal platform on a grassy yard next to a white brick wall with beige siding.

    Installation

  • Person installing or replacing a ceiling air vent filter.

    Preventative Maintenance

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  • "We had an awesome experience with Jake from Long Mechanical with a heat pump install!! Thanks for being punctual and working with us on the timeline and install. Great job!"

    – Donna

  • "Jake was prompt with each arrival, very good at communicating and took plenty of time to answer all our questions. He was very efficient throughout the whole process from start to finish with indoor/outdoor AC replacement/install. Would highly recommend!"

    – Allison

  • "Friendly, prompt, and professional. I called them for an air conditioning repair and they got me on the schedule quickly, arrived within the appointment window, had the part on truck, and fixed and tested the system on the spot."

    – Aimee

  • "Best hvac contractor I’ve seen in long time!! I was in a pinch and Jake came out on a Sunday and saved the day. Great guy and is very knowledgeable, would recommend all the time!"

    – Christopher