Subnet Automation Support Ltd

Subnet Automation Support Limited is a leading specialist in Building Management Systems (BMS), delivering sustainable, high‑performance solutions for mission‑critical environments. With two decades of experience in both qualified (QBMS) and non‑qualified (nQBMS) systems, Subnet combines deep technical expertise with a commitment to energy efficiency, helping clients minimise building‑energy costs while maintaining optimal performance. The company’s core services include the design, build and commissioning of control systems for data‑centre and pharmaceutical (GMP) facilities, full integration of BMS protocols such as BACnet, Modbus, KNX, LoRaWAN and API, and the provision of comprehensive testing and validation documentation in line with ISO 9001:2015 requirements. Operating under a robust Quality Management System certified to ISO 9001:2015 and an Information Security Management System aligned with ISO 27001, Subnet ensures that both its processes and client data meet the highest standards of quality and security. This blend of technical excellence, industry‑specific knowledge and rigorous certification makes Subnet the trusted partner for organisations seeking reliable, future‑ready building automation.