Coastal Energy

Coastal Energy

Welcome to a Greener You

At Coastal Energy, we're not just a fuel business—we're your Downeast neighbors committed to a sustainable future. As a proud, locally-owned powerhouse, we blend old-fashioned customer service with premium products and expert services. From fuel delivery and high-efficiency heating systems to full plumbing and electrical solutions, we’ve got you covered. We now also offer AeroBarrier Envelope Sealing for superior home energy performance and certified home inspections including mold, radon, and energy efficiency testing. Serving Hancock, Knox, Waldo, and parts of Penobscot and Washington Counties. Choose Coastal Energy—for a brighter, greener tomorrow.

Premium Fuels

  • #2 Biofuel
  • Kerosene
  • Clear Diesel (On-Road)
  • Dyed USLD (Off-Road)
  • LP Gas
  • Ethanol-Free Gasoline (Clifton Dock Marina, Northeast Harbor)

Heating & Cooling

  • Boilers
  • Furnaces
  • Heat Pumps
  • HVAC Systems
  • Geothermal
  • Sales & Installations
  • Maintenance
  • Residential & Commercial

Plumbing Services

  • Tankless Water Heaters
  • Standard Water Heaters
  • Gas Water Heaters
  • Electric Water Heaters
  • New Plumbing Installations
  • Remodels
  • Plumbing Repairs
  • Sales & Installations
  • Residential & Commercial

Electrical Services

  • New Electrical Wiring
  • Electrical Service Upgrades
  • Panels / Panel Changes
  • Circuit Upgrades
  • Rewiring
  • Fire Alarm Systems
  • Lighting & Cameras
  • Generators
  • Residential & Commercial

AeroBarrier
Envelope
Sealing
Technology

 

Using a state-of-the-art blower door building sealing process we are able to improve your buildings durability, cut heating and cooling costs, increase overall comfort, and create a healthier indoor environment!

Home
Inspections

 

Now offering certified home inspections in Maine, perfect for buyers, sellers, or anyone seeking peace of mind. Our InterNACHI Certified Professional Inspector provides a detailed evaluation of your home’s major systems, including the roof, structure, electrical, plumbing, HVAC, insulation, and ventilation. We also offer specialized services like mold inspections, radon testing, and energy efficiency assessments. No upsells, just clear, trusted reports to help you make informed decisions and protect your investment.