Petrotrin - Petroleum Company of Trinidad and Tobago Limited. Site offers corporate background, company news, services and other info on this State-owned company. www.petrotrin.com
Professional Petroleum Services Ltd. - Offering a variety of services to petroleum sector companies from technical engineering and studies to personnel recruiting and contracting. www.trinidad.net/pps/home.htm
Trinidad Oilfield Supplies Ltd. - Providing engineering solutions to the oil, gas, petrochemical, power generation and manufacturing industries. www.tosl.com
