Contact Us

If you would like to contact Cadw, you can use the online enquiry form or write to us at this address:

Welsh Government
Plas Carew
Unit 5/7 Cefn Coed
Parc Nantgarw
CF15 7QQ

Tel:  0300 0256000

We are currently experiencing issues with our telephone line. If you have a query, please send us an email.


If you would like to visit us, Cadw's headquarters are situated at the southern end of the Treforest Industrial Estate, close to A470, but please make an appointment beforehand.

Visitors' parking spaces are available near the office.

This goes to a monitored generic mailbox, not directly to the site.

We welcome correspondence in both English and Welsh.

Tel: 0300 0256000

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