CST NEEDS YOU CST is a charity, we need your help to do our work To donate: Please call 020 8457 3700 or visit our website http://www.cst.org.uk Community Security Trust is a registered charity in England and Wales (1042391) and Scotland (SC043612) Since 2006, CST has committed £12 million of charitable funding for security equipment in addition to managing a £13.4 million government grant for professional security guards at hundreds of schools, chedarim, shuls and communal buildings. Our community’s support makes this all possible.