Sim Energy Ltd provides comprehensive environmental solutions tailored to client needs, including expertise in carbon management, energy services, and environmental compliance. They aim to improve client carbon impact through strategic planning and embedding improvements across all levels of an organization. Their standard energy product provides energy assessments, surveys, project proposals, and ongoing monitoring to identify opportunities for cost-effective energy savings through equipment upgrades or behavioral changes. Major clients of Sim Energy include BAA Ltd, local communities and governments, and schools in the Heathrow area.