Johnstone Supply

Electronics, Hardware Stores
Hours:
238 Riverside St, Portland ME 04103
(207) 321-2224 Directions

Hours

Monday
7AM - 4:30PM
Tuesday
7AM - 4:30PM
Wednesday
7AM - 4:30PM
Thursday
7AM - 4:30PM
Friday
7AM - 4:30PM
Saturday
Closed
Sunday
Closed

About Johnstone Supply

Johnstone Supply is a local business known for its amazing customer service and knowledgeable staff. The team, including responsive and professional representatives, is always ready to help customers with their HVAC needs. They advocate for clients with suppliers and ensure timely deliveries, even in tricky locations. Customers appreciate the friendly and energetic atmosphere, making it a great place to find necessary parts and receive technical support. Overall, Johnstone Supply comes highly recommended for its professionalism and commitment to customer satisfaction.

Most Recent Reviews

Write a review
  • July 2025
    Joe and the crew are super helpful. They are very knowledgeable and will advocate for you with their suppliers when needed. Highly recommend.
  • July 2025
    Our Rep Megan is awesome, responsive, professional and patient. Super happy to have her on our team. Got a call from a delivery driver who initially had trouble finding us, he was great as well and even with the tricky location he was totally on time.
  • June 2025
    So excited that I found this company local not too far from where we live to find the one part we needed to complete our heat pump installation! All the guys in there are very professional, helpful, energetic, and friendly. Highly recommend! For all of your HVAC needs!

More Comments(9)

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Location and Contact

Johnstone Supply

Heating Equipment Supplier in Portland, ME 238 Riverside St, Portland (207) 321-2224 Suggest an Edit