Associations

• Northeast Sustainable Energy Association
• Solar Energy Industries Association
• US Green Building Council

Government Programs

• NJ Clean Energy SREC Program
• NJ Clean Energy Program
• EPA Green Power Buying Guide (.pdf)
• Philadelphia Going Green

Government Incentives

• Database of State Incentives for Renewables & Efficiency

Solar Panel Producers

• GE Energy - Solar Systems

Inverters

• Xantrex
• Ameco
• Solar Inverters
• Alter Systems

Racking

• Sun Earth
• Unirac
• Pro Solar