Spark Applied Efficiency

You can save. We can help.

As your full-service efficiency contractor, Spark saves you time and money. Hire us for efficient lighting, heating, ventilation and more, so you can create a more valuable and sustainable business.

Get an Estimate Now

Create more value with greater efficiency!

Spark Applied Efficiency is a full-service electrical and mechanical contracting firm serving commercial clients in southern Maine.

When you work with us, you get an efficiency partner who is invested in your success — now and in the future. We understand the challenge of growing a business in Maine because we have started and grown our own businesses here. Ever since our founding in 2014 by Pat Coon and Fred Horch, we’ve helped our clients squeeze the most value out of their buildings, while keeping their equipment working reliably day in and day out.

Get an Estimate

Our mission is to help you create a more valuable and sustainable business through efficiency.
You can save. We can help.

Get Spark Updates
Spark Applied Efficiency

At your service

LED Lighting

Cut your lighting bill in half with long-lasting, high-quality LEDs. leds »

Heat Pumps

Get affordable year-round heating and cooling with high-efficiency electric heat pumps designed for Maine's cold climate. heatpumps »


Deliver fresh air without blowing your budget with on-demand and heat-recovery ventilation systems. ventilation »


Maximize efficiency with advanced, custom programmable controls. controls »

Design Build

Design for efficiency. Build for success. build »


Lower temperatures and operating costs at the same time. refrigeration »

Hot Water

Recover waste heat to make hot water. Waste not, want not. water »


Take care of any electrical project with efficiency. electrical »


Maintain efficiency with retro-commissioning, repair and replacement. support »

Electric Vehicles

Travel and transport efficiently with electric vehicles and charging stations. evs »


Stay open for business with battery backup. batteries »


Efficiently harness the power of the sun. solar »

Be in Good Company

These Maine businesses and organizations have hired Spark to help them become more valuable and sustainable with greater efficiency. We'd love to add your company here!

Let's Start Saving!

Get an estimate now!

Or call or email us to discuss your next project.


Spark Applied Efficiency

29 Vincent Street #1, South Portland, Maine 04106

Efficiently serving commercial clients in southern Maine since 2014.

Efficiency Maine Qualified Partners

Stay Informed

Get Spark Updates