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SIEV stands for Schoonmaak Is Een Vak (Cleaning Is A Profession) and is the recognized industry certification for professional cleaning companies in the Netherlands.
SIEV certification renewed: Reino scores up to 9.8 in third-year audit
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As a facility manager or office building owner, you want to know what to expect before hiring a cleaning company.
What Does Office Cleaning Cost on Average and What Is Included?
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What changes with the new Cleaning Industry Collective Labor Agreement 2026? Read about the 6.1 percent wage increase, full travel expense reimbursement, and the response from Reino Interieurverzorgers.
New Cleaning Industry Collective Labor Agreement 2026: What Changes for You