CTS Electrical Testing Specialists Northern Ireland
Based in Lisburn, Northern Ireland, CTS Electrical provides specialist electrical testing services throughout the Republic of Ireland and the UK mainland. We ensure the safety, efficiency and compliance of your electrical systems.
Our services include Fixed Wire Electrical Testing (EICR) for thorough wiring inspections, Portable Appliance Testing (PAT) to keep your everyday appliances safe and advanced Thermal Surveys to quickly identify and fix hidden electrical faults.
Count on CTS Electrical Services for reliable, professional, and efficient electrical testing. Contact us today to ensure a safe and compliant electrical environment, wherever you are.

Leading Electrical Contractor with Proven Experience
CTS Electrical Services has established itself as one of the leading contractors in delivering numerous electrical disciplines. We have a notable history of working with all EA school boards, demonstrating our capability and expertise within the education sector.
We also boast significant experience with large-scale contracts for AMEY & Sodexo and various government contracts. Our strategic approach, coupled with our in-house team of multi-skilled engineers, enables us to handle a large volume of works efficiently, providing less disruption to sites and a uniform approach to compliance testing.


Electrical maintenance and installation services across Northern Ireland
At CTS Electrical Services, we are dedicated electrical contractors committed to providing exceptional maintenance and installation services across Northern Ireland. Our goal is to ensure the best possible results for your property or organisation, offering peace of mind through our comprehensive solutions, whether you’re in Downpatrick, Lisburn, Newry or beyond. We pride ourselves on our high standards of performance and our ability to deliver all maintenance services efficiently, often within the same operational week, thanks to our ‘one-stop shop arrangement’.
We’ve been a leading name in electrical disciplines, notably for EA school boards across Northern Ireland.
Our Commitment to Excellence and Comprehensive Service
We pride ourselves on offering an extensive range of services and upholding a consistently high standard of performance. Our unique ‘one-stop shop arrangement’ is designed for your convenience, allowing us to deliver all maintenance services in the same operational week. This not only limits disruption to your property but also provides invaluable peace of mind. We offer transparency in our pricing and the scope of work to be carried out, ensuring you are always informed and involved at every stage of the process. Our company operates under a strict set of guidelines that ensure customer satisfaction and service quality. Our electricians are fully qualified and work to the British Standard BS7671. Alongside our general and emergency electrician service, we also offer smart home services and all types of domestic and commercial rewiring services.
Our Skilled Team and Unwavering Standards
Our engineers are the backbone of our service quality. They are fully vetted, holding essential Access NI clearance and City & Guilds qualifications. As a NICEIC certified company, we provide reliable, audit-ready reports for all work carried out, giving you complete confidence in our work. We take training very seriously, innovating in how we train our staff to enable our unique approach to multi-discipline preventative maintenance, which we believe is unrivalled in the sector. This commitment to continuous improvement ensures our business constantly operates at the highest standard, meeting all contractual deadlines and KPI targets.
You can expect our onsite engineers to adhere to our high standards of professional conduct. This forms an integral part of their induction, and all existing staff receive annual customer care refresher training. On arrival, our employees are required to report to the identified client contact, show identification and job requests, sign in, provide an estimate of job duration, and offer progress reports.