I will usually be here Monday to Friday, 1 to 4pm. I can take calls during this time, but I also run a public desk so can't always get to the phone. If you leave a message I'll call you back - but try to leave a landline number if possible, as it's expensive for us to call mobile phones. Thanks!
Our postal address is: Information Service, Centre for Alternative Technology, Machynlleth, SY20 9AZ Wales