NEI Mechanical – Electrical Services
Serving Residential, Commercial, & Industrial Customers

NEI Mechanical-Electrical is Maine’s choice for just about any type of electrical, HVAC, propane, and repair service. NEI has expanded its services to provide their expertise to residential, commercial, and industrial customers throughout the state.

We earn our growing and outstanding reputation by providing each customer with just what they need, large and small, to make the day work right. Below is a quick list of the services we provide to our residential, commercial, and industrial customers.

NEI Mechanical & Electrical provides electrical, heating, air conditioning, and propane services.


We provide electrical installations and repairs for both commercial and residential structures. Take advantage of current energy trends and install eco-friendly solar or wind sources. Solar and wind energy are renewable resources that are better for the environment and could be a benefit your home or business as an additional energy source.


NEI features a variety of heating systems that we are able to install and service. From heat pumps to boilers, we will find the right match for your heating needs.

Air Conditioning

We offer air conditioner system installation and repair service, to keep you, your employees, and your customers feeling cool and comfortable in the summer Maine heat.


NEI sells and services a variety of propane systems. We handle mechanical fixes along with pipe work and other fittings for propane configurations.

NEI Mechanical & Electrical provides ventilation, refrigeration and commercial appliance repair services.


Almost any type of building today finds benefit from proper ventilation. Whether it is to minimize moisture, handle discharge from machinery, or keep electrical systems from overheating, ventilation may allow your equipment to function better and keep people safe.


Does your business require walk-in coolers or refrigeration? NEI understands the importance of proper refrigeration for business operation, which means that we are ready to respond to emergency repair calls and after hour calls.

Commercial Appliance Repairs

We do not stop at refrigeration. Keep NEI in mind whenever you have a large, commercial appliance that needs repair. Our service technicians will come and assess the situation. Whether it is a broken wire or if it needs a replacement part, we can get you back up and running in no time.