United States
Trusting Shipping Line Inc., also known as Trust Shipping & Logistics (TSL), is a leading service provider for drug and alcohol tests in maritime transportation. The company offers over 300, 000 seafarers D&A tests worldwide and possesses a comprehensive testing infrastructure with more than 650 ship or port tests annually. TSL is certified and operates in accredited laboratories that are specifically used for its D&A tests. The company supports various ship and agent types, including heavy cargo vessels, and provides services such as water sampling and analysis, as well as ship guarantees. TSL has been in business since 2009 and has a worldwide network with locations in over 900 port regions. TSL also offers specialized services such as monitoring loading processes and securing heavy cargo. The company operates.
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