Jadestone Energy Inc. is an oil and gas company which is engaged in exploration, appraisal, and pre-development activities in Southeast Asia, production activity in the Carnarvon basin, and production activity in Sumatra.
Jaywing PLC is a digital marketing service provider. The company through its segments Agency Services and Media and Analysis provides direct marketing, online marketing, and online public relations.
Jersey Oil and Gas PLC and its subsidiaries are involved in upstream oil and gas business in the United Kingdom. The group operates in a segment, that of oil and gas exploration, appraisal, development and production.
