What are the opening hours?

Monday 7:30am - 5:30pm Tuesday 7:30am - 5:30pm Wednesday 7:30am - 5:30pm Thursday 7:30am - 5:30pm Friday 7:30am - 5:30pm

J&M Mechanical, LLC

Home
United States
Spearfish, SD
J&M Mechanical, LLC

LOCAL - FAMILY OWNED - DEPENDABLE
Heating and Cooling Professionals

Serving the Black Hills, SD

09/02/2026

Our favorite part of the job isn't just installing or servicing HVAC equipment—it's helping our customers feel comfortable in their own homes. Thank you to everyone who continues to trust us with your home comfort!

08/30/2026

The calendar may still say summer, but cooler days are right around the corner. 🍂 Make sure your furnace is ready to keep your home warm and comfortable when temperatures drop. Schedule your fall maintenance now!

08/26/2026

Happy National Dog Day! 🐾

Your four-legged family members deserve to stay cool and comfortable. Make sure your AC is ready to keep the whole family comfortable when temperatures rise!

Because every good dog deserves a cool spot to nap. 🐶❄️

08/23/2026

Notebooks, pencils, a backpack, and the one thing most back-to-school lists are missing . . . a new air filter!

Back to school means back to germs, allergens, and whatever else the kids bring home with them. But a fresh Filter makes sure what comes home from school stays out of your air, all season long.

08/20/2026

Hot summer days, cool fall nights, and everything in between—your HVAC system has a lot of work to do! Whether you need maintenance, repairs, or a new system, we're here to help keep your home comfortable no matter what the weather brings.

08/16/2026

Backpacks are packed, school supplies are ready, and the kids are heading back to school! 🎒📚 Make sure your home is ready for the busy season ahead with reliable heating and cooling. Because after a long day of school, everyone deserves to come home to a comfortable house!

08/15/2026

Happy National Relaxation Day! 🌿

The best way to relax is knowing your home is perfectly comfortable. Whether you're reading a book, taking a nap, or enjoying time with family, we're here to make sure your HVAC system keeps you cool and comfortable while you unwind.

08/09/2026

You put in the work year-round... shouldn't the air you breathe do the same?

Your HVAC system does more than keep your home comfortable. With the right indoor air quality solutions, it can help reduce dust, allergens, pet dander, and other airborne pollutants so every breath feels fresher. Contact us to learn how we can improve the air inside your home!

08/06/2026

Is your AC disrupting your time relaxing at home? It might be time to upgrade. Call us today for a free estimate!

08/02/2026

Have you been considering a heat pump?

Heat pumps are energy-efficient, quiet, and a great option for many homes. If you're thinking about upgrading your HVAC system, we can help you decide if a heat pump is the right fit for your home.

Contact us today for a free estimate!

Address

3020 7th Avenue
Spearfish, SD
57783

Opening Hours

Monday	7:30am - 5:30pm
Tuesday	7:30am - 5:30pm
Wednesday	7:30am - 5:30pm
Thursday	7:30am - 5:30pm
Friday	7:30am - 5:30pm

Telephone

+16052151571

Website

http://www.jandmmechanical.info/

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