Third party certification provides reassurance to your existing and potential customers that you are a reputable and trusted contractor that has been independently verified as meeting industry standards.
NSI has provided certification services for over 40 years and is widely recognised by consumers, specifiers, police and insurers as the badge they can trust. NSI approval is only given to those companies that are able to consistently meet our exacting standards.
Our services are continually being adapted and developed to keep pace with new technologies, relevant legislation and ever-increasing customer needs and expectations. NSI now delivers a portfolio of products that provides a single source of solutions for the breadth of your certification requirements.
Trusting your certification requirements to NSI provides you with a recognised approval that enables your business to gain and retain valued clients.
“We believe that NSI certification adds significant value to the way in which we do our business here at Alarmfast in Glasgow. We consider that we are Scotland’s experts at business and domestic security requirements and we know that our customers value the reassurance and confidence in our capabilities which comes with NSI approval.”
Paul Stewart, Operations Director Alarmfast Supervision Security Systems Ltd
“Mercury are extremely proud to part of the NSI community and we firmly believe that the effect of third party certification and recognition by a sector specific body like NSI ensures we have added value and the edge over our competitors as well as keeping our own standards of service delivery to its optimum at all times”.
Francis Cullen, MD, Mercury Security
“We chose NSI because we were told that NSI was the best for the industry and we wanted the best for our company”
Wendy Holloway, Office Manager, Select Security Solutions Ltd.