BMSI
Engineering ServicesEngland, United Kingdom201-500 Employees
BMSI, based in White Waltham, England, is an independent systems integrator focused on Building Energy Management Systems (BEMS). In the UK engineering services landscape, it provides project installations, ongoing support, and integrated energy management solutions intended to help buildings reduce energy costs, improve control, and support environmental goals. The company serves many of the UK's leading businesses with 24/7/365 coverage for its services. It operates as a mid-sized firm specializing in smarter building management. In February 2026, BMSI announced an integration with Amey LG Ltd, combining its capabilities with Grid Edge's AI-driven optimisation and Amey's facilities management to create a more connected approach to building performance. This development reflects ongoing work to advance smart building solutions.