SDS have been NSI Gold approved for 20 consecutive years.

Gold status is only awarded to companies who consistently meet the industry’s highest standards through ISO9000 Quality Management as well as the relevant British and European Standards. NSI inspectors visit us, and random installations every six months.

This is proof of our commitment to quality assurance and demonstrates that SDS work to the highest recognised industry standards as demanded by the police, fire and rescue services and insurance industry.

When you choose NSI ‘Gold’ approved SDS Security you are assured of the following.

SDS meet all relevant British and European standards for technical performance and industry specific ISO 9001:2008 Quality Management System Standards.

SDS have demonstrated a long term track record of performance and evidence of reliability and stability.

• All SDS staff are security screened to the highest level and SDS provide a high level of staff training to the industry best practice standards.

SDS are comprehensively insured to protect customers and staff. SDS are inspected every six months by professional auditors including random site visits.