Case Study

How Trelo Implemented an Effective Preventive Sobriety Testing System Internationally

Trelo is a commercial transport maintenance and repair company operating since 2005. The organization employs around 200 people across nine branches — one in Lithuania and the rest in Western Europe. The company focuses on providing high-quality services for the commercial transport sector, serving both local and international clients.

Many employees working in foreign branches also live on-site, making the assurance of safety, discipline, and a responsible workplace culture especially important.
Why the Company Chose Worksober?

Before implementing Worksober, the company had recorded occasional incidents related to alcohol use, and overall control of this risk was not fully effective. Management sought a solution that would not only strengthen prevention but also help manage working hours. The system needed to be easy to implement, intuitive to use, and suitable for different cultural and technical backgrounds across multiple countries.

Worksober met these needs by combining two critical functions, daily sobriety testing and work time tracking, into one integrated, automated solution.

How Worksober Helped?

Trelo installed mobile Worksober devices in all its branches, placing them in everyday access points such as staff facilities and rest areas. Employees perform sobriety tests twice a day — before starting work and after finishing.

Over more than two years, the company expanded its use of the system to 10 devices, creating a unified, reliable, and impartial control process across all locations. Worksober not only ensures sobriety checks but also accurately records the start and end of shifts, simplifying timekeeping and minimizing errors in attendance logs.

Results

The implementation of Worksober led to measurable improvements across the organization:

  • Improved workplace discipline, especially during the initial rollout phase.
  • Significant reduction in alcohol-related incidents, solving a recurring problem.
  • Increased employee trust — staff appreciated that the rules apply equally to everyone.
  • Consistent and streamlined time tracking across multiple countries, ensuring data accuracy and transparency.
Summary

Trelo’s experience shows that a preventive and well-communicated approach helps foster a safer and more responsible work culture — even in a multinational organization.

“Worksober helped us solve two key issues — minimizing alcohol-related incidents by ensuring every employee is tested before work, and strengthening discipline and accountability. From the very start, we noticed a clear difference: employees began adhering to consistent, company-wide rules. While some initially viewed the testing as inconvenient, we always emphasize that this is a preventive measure — one that protects both our employees and our clients, not just another layer of control.”

– Paulius Stravinskas, Head of HR and Communications

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