Cavvy Energy Ltd, formerly Pieridae Energy Ltd is a Canadian-owned corporation e is focused on developing and producing conventional raw natural gas and processing it into sales products that include natural gas liquids (NGLs) and sulphur. It is an upstream producer and midstream operator with core assets concentrated along the foothills of the Rocky Mountains. Its upstream segment is comprised of petroleum and natural gas production operations and properties. It also includes the company's upstream operations in Eastern Canada and corporate overhead activities associated with these operations.