Smart BEMS by design
As one of the UK and Ireland’s leading BEMS specialists, ATC delivers intelligent control systems for the buildings of tomorrow.
About us
Delivering control innovation across Ireland & UK
Delivering control innovation across Ireland & UK
With over four decades of engineering excellence, we continue to lead the way in smart, sustainable building control.
Solutions
Complete BEMS solutions
for every sector
Complete BMS solutions for every sector
Seamless BEMS for new developments
Deliver on-time, compliant projects with robust control strategies, clean commissioning, and lifetime support baked in from day one.
Explore new buildService & maintenance
Planned and reactive maintenance, remote diagnostics, and fast call-outs to maximise uptime and comfort.
Explore service & maintenanceService projects
Minor works, retrofits, and lifecycle upgrades that modernise legacy BEMS without business disruption.
Explore service projectsEnergy management & metering
From sub-metering to analytics: surface actionable insights and cut energy spend across the estate.
Explore energy managementSystems integration
Open integrations that connect BEMS, HVAC, lighting, fire, access and more — securely and reliably.
Explore integrationsRemote solutions
Smart, connected services for hosting, diagnostics, and energy monitoring — giving you full visibility, faster resolutions, and measurable efficiency gains
Explore remote solutionsProjects
Proven performance on every project
Proven performance on every project
From hospitals to universities, see how ATC delivers advanced control systems that drive performance and efficiency.
Our partners
Partnerships driving a net zero future
Working with world-class technology partners, ATC delivers open-protocol, energy-efficient control systems that support a smarter and more sustainable built environment.
Why us
Leading capability, trusted expertise
Leading capability, trusted expertise
Our commitment to innovation, customer focus, and engineering excellence delivers precision, performance, and partnerships that last.
- A strong team of 60+ professionals
- 30+ fully-trained field engineers
- 800+ years of combined experience
- In-house design and manufacturing
- ISO-accredited quality management
- Innovative, market-leading solutions
Our commitment to innovation, customer focus, and engineering excellence delivers precision, performance, and partnerships that last.
Why us
Leading capability, trusted expertise
Leading capability, trusted expertise
- A strong team of 60+ professionals
- 30+ fully-trained field engineers
- 800+ years of combined experience
- In-house design and manufacturing
- ISO-accredited quality management
- Innovative, market-leading solutions
Leading capability, trusted expertise
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Contact us
Let's build smarter systems together
Every great project starts with a conversation. Let’s talk about yours.
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Main office
ATC Systems Limited
3 Enterprise Way,
Mallusk,
Newtownabbey,
N. Ireland
BT36 4EW
Tel: +44 (0) 28 9034 0300
Regional offices
ATC Systems Ireland
Block B,
The Crescent Building,
Northwood,
Santry,
Dublin 9, D09 C6X8
Tel: (01) 8934150
ATC Systems L'Derry
Unit 7 Glendermott Valley Business Park
L’Derry
N. Ireland
BT47 3LR
Tel: +44 (0) 28 71 342930
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