Connect with LGSS on Tradeshift Trying to send an invoice to LGSS? With e-invoicing and early payments on Tradeshift, you can get paid faster, regardless of your existing payment terms. Click on the button below to get started. Send an invoice to LGSS Not yet doing business with LGSS? Learn how » Company Description We are one of the UK’s largest shared service providers for the public sector, supporting hundreds of public organisations including schools and academies.