Services: -Solar Electric -Solar Hot Water -Geothermal Heating and Cooling -Energy Audit -Air Sealing -Residential and Commercial Smith Sustainable Design is a licensed and insured contractor specializing in solar electric, solar hot water and energy audit services. We are a trusted alternative energy provider in Philadelphia and Trenton Metro Area. Smith Sustainable Design manages everything you need to power your home or business with solar energy, from custom design and financing to installation and ongoing system monitoring. Solar hot water heaters are a cost-effective way to generate hot water for your home or business. They can be used in any climate. An energy audit can help you assess how much energy your home uses and evaluate what measures you can take to improve efficiency. Call Smith Sustainable Design today and learn more on how you can save money on electricity and hot water.