Public companies in the energy industry are increasingly designating Delaware as the exclusive venue for stockholder lawsuits, according to a new report from Orrick on corporate governance in the energy sector.

“Public Company Corporate Governance Features in the Energy Sector,” released last week, outlines boardroom structure trends based on 54 companies in the Dow Jones Energy Sector Index and the S&P Energy Index, Including Chevron, Halliburton and World Fuel Services Corp.