Any company that installs solar electric systems (also known as photovoltaic, or PV, systems) can help you figure out if PV makes sense for your household. But as with any home improvement project, buyer beware. While reputable companies won’t try to talk you into a deal that doesn’t make sense, unscrupulous companies may overpromise on performance, overestimate how big a system you need, or underestimate potential problems at your site.
