Solar Power International (SPI) is North America’s premier business-to-business event for professionals in solar energy and related fields.

• 21,000 professionals from 125+ countries attend.
• One of five attendees comes from outside the United States.
• Over 1,200 companies from all vertical markets in the solar power spectrum exhibit on a tradeshow floor of more than 340,000 net square feet.
• The Conference Program brings in notable industry experts to present about 40 General and Concurrent Sessions annually.