SNBPP - Building Performance for Southern Nevada - Find an Auditor or Contractor. BPI: Setting the standard in home performance and weatherization. DSIRE: DSIRE Home. Advanced Energy, an Energy Efficiency Services Firm. Environments For Living - For Builders & Professionals. Energy Efficiency. Home Performance with ENERGY STAR, a national program from the U.S. EPA and U.S. DOE, offers a comprehensive and quantitative, whole-house approach to improving energy efficiency, comfort, health safety and durability at home, while helping to protect the environment. Making energy efficiency improvements? Check to see if you qualify for an incentive or rebate. More… CELEBRATE — see what employees are doing to make the city more efficient. Environment - Alt Energy.