BEMS - ACal Technologies


A Building Management System (BMS) or Building Energy Management System (BEMS) is a computer-based control system installed in buildings that controls and monitors the building’s mechanical and electrical equipment such as ventilation, lighting, power systems, fire systems, and security systems. A BMS consists of software and hardware; the software program, usually configured in a hierarchical manner, can be proprietary, using such protocols as BACnet, LonWorks, Modbus, and so on. Our philosophy on the service we provide is based on over twenty years of experience. Our objectives are to install BEMS engineered to an energy efficient philosophy, on budget and on time. We aim to:
  • maximize the end users knowledge and confidence in their system
  • Improve performance and efficiency during regular servicing & maintenance.
Our business is conducted by highly qualified and trained engineers who believe that communication, experience, knowledge and an approachable manner are key elements to higher standards of service. ACal can offer the following;-
  • Design Assistance for new or existing systems.
  • New build installations.
  • Retro fit installations.
  • Mechanical control panels & electrical installation.
  • Problem solving solutions to existing BEMS system.
  • Expert engineering for BMS Projects.
  • Provide highly qualified engineers.
  • Commission and Service systems to a high standard.
  • Offer training and support.
We use a wide variety of products and technologies to implement effective solutions. We are committed to an open systems approach and utilise technologies such as LonWorks, BACnet, and Modbus to name a few.


  • Tel: +353 (0)91 757340
  • Email: info