

Supporting the built environment with expert services in testing, monitoring, and compliance.
Provides a comprehensive range of technical services, including HVAC, electrical, and building services design, and energy efficiency consultancy.
Involved across multiple sectors, including commercial, residential, and industrial, offering specialized solutions.
Well
regarded for independent testing and research services, ensuring compliance and quality assurance in the design, installation, and operation of building systems.
A legacy of innovation, contributing to industry standards and best practices in energy efficiency and sustainability.
Worked on numerous large
scale projects globally, providing bespoke consultancy services for high
profile clients in both public and private sectors.
Mission: 'to enable the building services and construction industries and their clients to enhance the value of the built environment, by improving the quality of their products and services, the efficiency of their provision and the effectiveness of their operation.'
Research‑driven guidance production (e.g., statistics bulletins, technical topic guides, illustrated guides) spanning decades