Industrienacht Liestal: Take a Look Behind the Scenes at Marquis

On Friday, September 18, 2026, we will open our doors to the public as part of the Industrienacht Regio Liestal. From 5:00 p.m. to midnight, visitors will have the opportunity to gain exclusive insights into the fascinating world of sewer cleaning, waste disposal, and environmental services.The Industrienacht brings together around 30 companies from the region and creates exciting opportunities for exchange between local businesses and the public.

At Marquis, visitors of all ages can look forward to a varied and engaging program. Discover different departments within our company, get to know our modern technology, and learn first-hand how daily challenges in sewer maintenance and waste management are successfully tackled.

Highlights include:

• Exciting insights into various areas of the Marquis AG

• Interactive challenges and hands-on activities

• Attractive prizes in our competition

• Tours through our waste treatment facility

• Conversations with our employees and technical specialists

• A behind-the-scenes look at one of Switzerland's leading sewer service companies

Industrienacht offers a unique opportunity to explore workplaces that are normally not accessible to the public. We will showcase not only our vehicles and equipment, but also the people, expertise, and processes that ensure reliable drainage systems and environmentally responsible waste disposal every day.

We look forward to welcoming you to our site in Füllinsdorf and introducing you to the world of Marquis.

Find information about tickets here.

We look forward to your visit!