McMillen Heating and Cooling

McMillen Heating and Cooling Installation, repair, and maintenance of HVAC systems. A very talented team lead by Gary Carter who has over 30 years of experience.

Thank you Vinyl Dynamics for the vinyl logo and install. Beautiful job!
08/18/2026

Thank you Vinyl Dynamics for the vinyl logo and install. Beautiful job!

Beth has been with us another year!! She’s just the best. Happy Work Anniversary!
07/16/2026

Beth has been with us another year!! She’s just the best. Happy Work Anniversary!

We love our customer! Even when we are experiencing a heat wave!Stay cool!
07/10/2026

We love our customer! Even when we are experiencing a heat wave!
Stay cool!

07/04/2026

Celebrating 250 Years!!
Happy 4th of July!

07/03/2026

Due to the extreme heat these past few days, we will be observing the holiday on Monday. Open Friday 8-3.
Closed Monday

06/29/2026

Stay cool this week! ☀️ If the heat has your AC working overtime, we’re here to help. Give us a call anytime at 330-343-0235 for fast, reliable service. Stay comfortable!

Thank you!!
06/10/2026

Thank you!!

Happy WORK Anniversary Randy!! This guy has been with us for years and we are so glad to have him. If you know Randy an...
05/01/2026

Happy WORK Anniversary Randy!! This guy has been with us for years and we are so glad to have him. If you know Randy and he has done wonderful work at your house wish him a happy anniversary!!

04/22/2026
04/20/2026

Our company is expanding and invites qualified installers to join our team. HVAC professionals seeking summer opportunities or internships can contact us directly at 330-343-0235. We welcome applications for permanent positions as well.

Address

100 S TUSCARAWAS Avenue
Dover, OH
44622

Opening Hours

Monday 8am - 4pm
Tuesday 8am - 4pm
Wednesday 8am - 4pm
Thursday 8am - 4pm
Friday 8am - 4pm

Telephone

+13303430235

Website

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