Association of Home Information Pack Providers.

http://www.hipassociation.co.uk/home.aspx

HM Government Home Information Pack Website.

http://www.homeinformationpack.gov.uk/industry/54_home.html

The Hip Exchange. ( to find a DEA ).

http://www.thehipexchange.co.uk/

NHER

http://www.nher.co.uk/

Accreditation check site

https://www.hcrregister.com/FindAssessororInspector

Energy Saving Trust.

http://www.energysavingtrust.org.uk/

Find a DEA

http://www.findadea.com/