Welcome to Donaldson's Alternative Energy Solutions, LLC


License Numbers | PA: 023422 | MD: 0172288 | DE: 2011602087

Welcome to Donaldson's Alternative Energy Solutions LLC. We are a family-owned and operated business that provides energy-efficient heating and air equipment to relieve the rising costs of energy. Our business offers the highest quality and highest efficiency units at the best prices within the Lancaster, Chester and Delaware County areas of Pennsylvania. We also service Cecil and Hartford Counties in Maryland, and New Castle County, DE. 


Our solutions-oriented business is licensed in PA, MD and DE, and is ready to service you. 


Want to learn more? Call us and find out about our Senior Discounts. 


Pre-Season Furnace Clean & Check Special (Pre-season special for limited time only)

You can count on the best services in the area from Donaldson's Alternative Energy Solutions, LLC. We are dedicated to handling all of your pre-season furnace cleaning needs and even offer a furnace check special to suit your needs. 

  • Oil furnace: $150 plus parts / Gas furnace: $130 plus parts
  • AC $130
  • Check thermostat
  • Chimney/venting
  • Clean blower components
  • Air filter clean or change
  • Airflow calculation
  • Clean burner assembly
  • Check ignition Assembly
  • Overall visual inspection
  • Check amp draw
  • Test combustion over performance
  • Adjust pressures of fuel
  • Check for leaks
  • Check ductwork for proper sizing
  • Lubricate as needed
  • Test combustion over performance
  • Test safeties
  • Test system for proper operation
  • Relay all info to the customer

New Installations 

Attic Install
pellet stove Pellet stove
Utica Replacement
high efficiency gas boiler High efficiency gas boiler
New Outdoor Units
roxanne mini split Roxanne mini split
Utica Boiler
boiler New boiler


Are you ready to upgrade your heating and air conditioning system in your home? Let Donaldson's Alternative Energy Solutions, LLC, assist you. 


Our experts do a system analysis of your home and help you decide what new systems would work best for you. Count on us to complete heating and air conditioning load calculation as every home is different and carries specific system requirements. 


There are many different factors you have to consider when determining the best system for your home. We know you're searching for the best heating and cooling system to provide optimal comfort in your home, and that's why we're here to help. 


Some of the factors you should consider when determining a heating and air conditioning system include: 

  • Total number of windows
  • Location of the home
  • The ductwork existing in the home
  • Insulating factors 

Donaldson's Alternative Energy Solutions LLC considers all of these aspects and from our results we offer the proper size of the system you need for your home. 


Donaldson's Alternative Energy LLC aims to provide the best heating and air conditioning system for your residential and commercial property. We strive to reduce your energy usage and the cost of your bill while providing you with optimal home comfort. 


Would you like to learn more about our family-owned business? Contact Donaldson's Alternative Energy, LLC, today. 






Donaldson's Alternative Energy LLC 

267 Black Barren Road 
Peach Bottom,  PA  17563



Phone No.:

Office Phone No.: