10 May Wychwood Festival 2017 Posted 2017-05-10 by James McCrossan & filed under 2017, News. Sorry this is for members only Not already a member? If you haven't joined NGSU yet then please join now. Most people join a union because they want protection at work - help with pay and conditions of service, legal or health and safety advice or representation in case things go wrong. That's what we're here for. Nationwide Group Staff Union (NGSU) works on behalf of its members in four broad areas.Join Online Now Member Login to view this page please login to your account Staff No. (without the "P") Pin / Password Forgotten password?