NASSAU'S ONE-STOP SHOP FOR ALL OF YOUR HVAC REQUIREMENTS - AC REPAIR, HEATING REPAIR, AND MORE

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Residential and Commercial Contractors You Can Rely On

Mast-Air Works Mechanical is your go-to for all commercial and residential HVAC needs in Nassau.

24/7 Emergency Service Available

We offer 24/7 emergency service so that we can be there for you when needed. What’s more, all emergency services are always provided by trained and certified personnel. Call today to receive your free quote.

Over a Decade of HVAC Expertise

With over 11 years of experience in the industry and a team of certified, trained, and bilingual (English and Spanish-speaking) staff, no project is too big or too small for us.

Serving Nassau With Quality Service for 11 Years

Mast-Air Works Mechanical is locally owned and operated in Nassau County. Although our business was founded in 2020, we have over 11 years of experience working in the HVAC industry. Our business prides itself on being efficient, safe, and health-conscious as we understand that having a dependable technician is hard to come by these days.
But with Mast-Air Works Mechanical, we cater to our target audience and go the extra mile for you. In addition, to provide long-term benefits for our customers, we exclusively use cutting-edge technology administered by qualified technicians. Choose us as your go-to HVAC technician.

Mast Air Authorized Dealer

Long-Lasting HVAC Services for Commercial and Residential Properties

Our results are as sturdy as our hardware! And if that’s not enough, we provide warranties on all equipment and labor and stay up to date on health codes and inspections. Call now for a free estimate and consultation.

Heating and Cooling Services

Equipment and Maintenance

AC / Heating Installation and Repair

Ductless Heating and AC service

Filtrine Medical Chillers

Gas Piping

Mini Split Installations

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