Special Offer: Yearly Maintenance and Checkup Packages Available Upon Request

24-Hour Emergency Service

Meeting All Your Needs, No Matter What Day or Time

Your Go-To Mechanical Contracting Company in Maryland

Howard Mechanical LLC (HMLLC) is a full-service mechanical contracting company in Maryland. We offer a range of HVAC services, including heating and air conditioner maintenance and repair, as well as complete installation of heating, cooling, and refrigeration systems. We also handle the installation, maintenance, repair, and replacement of gas furnaces, heat pumps, air conditioners, humidifiers, filtration systems, and zone control systems.

Whenever you need professional HVAC services,

call us at (443) 714-4636 or email us today!

Why Choose Us

We’re specialists in Maryland, and we have served a variety of clients, from the military and government to hospitals and schools. Not only do we offer commercial and residential services, but we also cater to industrial and institutional clients. Backed with more than 14 years of experience, we have the necessary skills and knowledge to provide our clients with quality HVACR and mechanical contracting services.

Industrial Air Conditioning And Ventilation System

HMLLC is all about relational business and not so much transactions. We want to connect with you, get to know you and your business, and provide exactly what you need. By working with us, you can expect technical knowledge, precision, and care.

Call us today to experience our exceptional HVAC services firsthand. We have technicians available for 24-hour emergency HVAC services to serve you when you need us most.

Contact Our Team Today

Need heating or air conditioning services in Maryland or DC? Call HMLLC today at (443) 714-4636 or contact us to schedule a service. For the full list of our services, continue browsing our website.