Plumbing, heat and air-conditioning installation

* Avg payroll cost per employee per month = wages, wage compensation and other personnel expenses from the income statement (AOP 211: net wages, taxes and contributions on wages including the employer's, and other personnel expenses) / employees / 12. It is not an employee's gross or net salary; reporting errors can move it significantly, and values below 300€ a month are not shown. How we calculate →

Totals include 3 sole proprietors: natural persons whose statements are shown only in aggregate, never by name. The company count excludes them. How we calculate →

The activity title is the code's title in the KD 2010 classification (NACE Rev. 2), which applies to every year shown. The registry now shows titles from the new classification for the same codes, so titles can differ.