FENSA - http://www.fensa.co.uk/

Glass and Glazing Federation - http://www.ggf.org.uk/

GMC - http://www.guildmc.com/

IGI Insurance - http://www.igi.co.uk/

Redsands Europe - http://www.redsands.gi/

The Insolvency Service - http://www.insolvency.gov.uk/otherinformation/statistics/insolv.htm