The solar industry has many other types of firms that do not classify neatly into man­ufacturing, installation, sales, or project development. These firms include research and development organizations, financiers, law firms, and others. Employers in this category contribute over 8000 solar workers to the labor force of the industry.

Подпись: ■ All of it (100%) ■ Most but not all (50-99%) ■ Less than half (1-49%) ■ DK/NA

Supportive firms are not as frequently working exclusively with solar. Nearly one – third earns <50% of their revenue from solar.

In addition, the overwhelming majority (87%) work with PV products and ser­vices rather than water heating or CSP.