Johnstone Supply of SE WI- Oak Creek

Johnstone Supply of SE WI- Oak Creek Our product selection is continually growing to meet the needs of HVACR contractors to ensure we have the best brands and technology.

Johnstone Supply Oak Creek is a leading HVAC/R Wholesale Distributer with access to over 70,000 locally stocked products and inventory so you can get it same or next day in most cases. Plus, our relationships with hundreds of the industry's top manufacturers give you access to a million special order parts. From equipment, to parts, to supplies you can be confident Johnstone has what you need today. Johnstone Supply: Making it Easier to do Business.

Whether you’re taking the day off or staying on the grind, take a moment to appreciate the hard work that got us here. H...
09/07/2026

Whether you’re taking the day off or staying on the grind, take a moment to appreciate the hard work that got us here. Happy Labor Day from Johnstone Supply!

The September Power Deal is here! Save $25 on a Universal Wi-Fi Thermostat from Pro-1 when you purchase online or in the...
09/04/2026

The September Power Deal is here! Save $25 on a Universal Wi-Fi Thermostat from Pro-1 when you purchase online or in the new mobile app. Log in now to claim this exclusive deal on the thermostat that fits every system.

There’s a ductless solution for every room and every job with Daikin, our September Supplier of the Month. Offering sing...
09/02/2026

There’s a ductless solution for every room and every job with Daikin, our September Supplier of the Month. Offering single-zone and multi-zone systems that independently manage temperatures across all the different zones of your customers homes. Find out more on how to provide heating and cooling solutions for sunrooms, workshops, multi-family units, additions, and more at JohnstoneSupply.com/Daikin.

Enter for a chance to win $500 in JU Rewards! Complete the course, Cielo – Ducted and Ductless Thermostats Features and ...
08/31/2026

Enter for a chance to win $500 in JU Rewards! Complete the course, Cielo – Ducted and Ductless Thermostats Features and Benefits from Pro 1 by DiversiTech before the September 30th, 2026 deadline for your entry. Cielo provides smart thermostat solutions for both Mini-Splits and Central HVAC Systems. Get trained and enter for a chance to win! Visit JohnstoneUniversity.com to for full terms & conditions.

🔥 STANDING ROOM ONLY IN MENOMONEE FALLS! 🔥The parking lot is packed and the room is full for today’s Hisense HD & Ductle...
08/27/2026

🔥 STANDING ROOM ONLY IN MENOMONEE FALLS! 🔥

The parking lot is packed and the room is full for today’s Hisense HD & Ductless Training at Johnstone Supply!

Wondering what all the hype is about? Contractors are getting an up-close look at the new Hisense mini-splits and ducted systems and learning why Hisense is quickly getting so much attention.

💥 Insanely low equipment pricing
💰 Focus on Energy rebates on qualifying systems
🛠️ Ductless & ducted solutions
🎓 Factory training, installation tips & troubleshooting

If you haven't checked out Hisense yet, now is the time.

Stop in, talk to your Johnstone Supply team, and be sure to ask about the pricing and available Focus on Energy rebates!

🔥 Hisense HVAC Training is Happening NOW!Looking to sharpen your skills with Hisense HD & Ductless systems? We have two ...
08/26/2026

🔥 Hisense HVAC Training is Happening NOW!

Looking to sharpen your skills with Hisense HD & Ductless systems? We have two hands-on training opportunities this week!

📍 TOMORROW – Menomonee Falls
📅 Thursday, August 27
⏰ 8:30 AM – 2:30 PM

Learn directly from Hisense factory experts with training focused on installation, setup, and troubleshooting.

🛠️ Build your skills. Ask questions. Get hands-on knowledge you can take straight to the jobsite.

There’s still time to join us — register today!

Replace over 1,000 part numbers with White-Rodgers Connect Controls. Check out the Universal Furnace Control, HSI Igniti...
08/26/2026

Replace over 1,000 part numbers with White-Rodgers Connect Controls. Check out the Universal Furnace Control, HSI Ignition Module, and the All-Spark. No Wi-Fi. No login. Just faster jobs and fewer callbacks. Stop by in-store and pick one up to try on your next job.

Just one week remaining with our August Power Deal on the Ranco Digital Defrost Controller. Find time to take advantage ...
08/24/2026

Just one week remaining with our August Power Deal on the Ranco Digital Defrost Controller. Find time to take advantage of this online-only $10 discount before the end of this month.

08/21/2026

Veto Pro Pac tool bags have arrived at Johnstone Supply! Designed for the demands of HVAC professionals, these bags keep your tools organized and ready to go. Just look at everything you can fit!
Stop by the counter and ask a team member about Veto Pro Pac today!

🏆 BIG NEWS FOR JOHNSTONE SUPPLY! 🏆We’re proud to share that Johnstone Supply has been ranked the #2 HVACR Distributor i...
08/20/2026

🏆 BIG NEWS FOR JOHNSTONE SUPPLY! 🏆

We’re proud to share that Johnstone Supply has been ranked the #2 HVACR Distributor in North America in the 2026 MDM Top Distributors Report!

This recognition is based on annual fiscal revenue—and it represents much more than a ranking. It reflects the hard work of our team, the strength of our supplier partnerships, and most importantly, the continued support of our customers.

At Johnstone Supply of Southeast Wisconsin, we’re proud to be part of a nationwide organization that continues to lead the HVACR industry while allowing us to deliver the local service and expertise our contractors depend on.

🔧 Technical & Engineering Support
🎓 Industry Training
📦 The products you need, when you need them
🤝 Local people committed to your success

Thank you to our customers, employees, and partners for helping make achievements like this possible.

🥈 #2 HVACR Distributor in North America — and we’re just getting started!

Address

6890 S Howell Avenue
Oak Creek, WI
53154

Opening Hours

Monday 7am - 4:30pm
Tuesday 7am - 4:30pm
Wednesday 7am - 4:30pm
Thursday 7am - 4:30pm
Friday 7am - 4:30pm

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