The Houston-based company Sunnova Energy, which specializes in residential solar panel installations, has filed for bankruptcy after months of mounting pressure to stay afloat amid layoffs, shifts in leadership and financial burdens.

Sunnova Energy has laid off 718 employees, or approximately 55% of its workforce, in a desperate bid to slash costs as one of its subsidiaries files for bankruptcy. The wholly-owned subsidiary, Sunnova TEP Developer LLC,

A subsidiary of the energy company filed petitions seeking relief under Chapter 11 of the United States’ bankruptcy code on June 1. Sunnova Energy International Inc. and Sunnova Intermediate Holdings, LLC filed for bankruptcy in the Bankruptcy Court for the Southern District of Texas on Sunday.