Sunnova was a leading solar installer only a couple of years ago. Today, the company is in bankruptcy, trying to reorganize its mountain of debt in a troubled time for the industry.Sunna filed for Chapter 11 on Monday,

Sunnova Energy said on Sunday it had filed for Chapter 11 bankruptcy protection in the United States, as the residential solar panel installer buckled under the pressure of mounting debt and weakening demand.

Sunnova Energy, the struggling Houston-based residential solar company, has filed for bankruptcy, according to court and regulatory filings.