With governments around the world committed to create better climate, the energy
sector is changing from using fossil energy to renewable energy. This study was conducted to
examine the effect of long-term leverage, short-term leverage and firm size on the performance
of energy companies listed on the Indonesia Stock Exchange (IDX) and the New York Stock

Exchange (NYSE) during the Covid-19 pandemic. The data were collected through non-
probability purposive sampling method started at the first quarter of 2020 up to the fourth

quarter 2021 with a total of 80 data for IDX Energy and 239 data for NYSE Energy. All data

were analyzed using the multiple linear regression method. This study finds that both long-
term and short-term leverage have a significant positive effect on firm performance at IDX

Energy and NYSE Energy. Meanwhile, the firm size has a significant negative effect on
company performance at IDX Energy and NYSE Energy.