Trillium Systems is a specialist Microsoft Dynamics CRM provider focused on providing tailored solutions based on client requirements using Microsoft Technologies. They have 9 staff in London Bridge and serve clients ranging from 5 to 2,000 users in sectors such as not-for-profits, professional services, and media/advertising. Their services include software development, consultancy, systems integration, and support/hosting using a portfolio of Microsoft technologies like Dynamics CRM, SharePoint, and bespoke systems.