Who processes your information
This website is operated by Jongma Development, based in Hoofddorp, Dutch Chamber of Commerce number 91401216. For personal-data questions, call +31 6 40062896. Dakdekker Amsterdam 247 is this website’s name; no Amsterdam office is represented.
How enquiry information is used
When you submit an enquiry, your contact details, postcode, message and any roof-planner summary are processed to review your question and contact you. The enquiry is stored through lead.jongma.dev, with your contact consent and a timestamp. Only provide information needed for the enquiry.
Retention, sharing and your rights
Information is accessible to those handling your enquiry. Any necessary transfer to an executing contractor is discussed with you. Data is retained for enquiry handling and applicable legal obligations. You can request access, correction or deletion and withdraw consent. You can also complain to the Dutch data protection authority, Autoriteit Persoonsgegevens.
Cookies and other contact channels
This website uses no marketing cookies. Clicking a phone or WhatsApp link sends a channel signal without the personal details entered in the form. WhatsApp processes messages under its own terms. Photographs are not uploaded through this form. An enquiry does not commit you to building work.