We are WISAG.

Your trusted partner, every day

About us

With more than 1,700 employees, WISAG is one of Luxembourg's 30 largest employers.

We provide comprehensive Facility Management services for all types of buildings, from Cleaning Services and Facility Services to Technical Building Services

As a family-owned company with more than 250 locations across Europe, WISAG is an experienced and reliable service partner. Across the WISAG Group, more than 50,000 people work every day to serve commercial and private customers. In Luxembourg, we operate from two locations: WISAG Cleaning Service in Senningerberg, and WISAG Technical Service and ELTEC in Foetz. Together, they enable us to meet each customer's individual needs reliably and professionally, giving them peace of mind.

Luxembourg stands for openness, diversity and international cooperation. With colleagues from many countries, we value its collaborative spirit, stability and opportunities.

Our values

We live by our values. People are at the heart of everything we do.

We believe sustainable services can only grow from a people-centred culture. At WISAG, Appreciation provides the foundation for openness, respect and trust. Commitment means initiative, hard work and enthusiasm. Diversity brings together our different backgrounds, creativity and individuality.

Quality is measurable. We are 100% "Made in Luxembourg" and certified to ISO 9001, ISO 14001 and ISO 45001. We also hold the ESR – Entreprise Responsable, SuperDrecksKëscht (SDK) and Vision Zero labels.

View certificates