Delivering outstanding quality across all products and services.
STI is committed to understanding and meeting customer requirements, whilst delivering the best value service and establishing long term partnerships. With a Business Management System in place to support this policy STI has a full range of accreditations as well as meeting customer specific standards and relevant statutory and regulatory requirements.
Maintaining a highly skilled workforce through an on-site Training Academy and in line with our ISO and other regulatory standards, STI strives to continually improve its Quality and Delivery processes and exceed customer expectations.
Quality Accreditations
- JOSCAR – Joint Supply Chain Accreditation Register
- Member of ADS Group – Trade Organisation for companies in the UK Aerospace, Defence, Security and Space Sectors
- Member of Make UK Defence – Trade Organisation for companies in the UK Aerospace, Defence, Security and Space Sectors
Hook, UK
- STI Cyber Essentials 2025 Certificate – Cyber Essentials Plus certificate
- AS 9100 Rev D – Aerospace Quality Management
- Nadcap Merit – Electronics
- ISO/IEC 27001:2022 – Information Security Management
- ISO 9001:2015 – Quality Management
- ISO 14001:2015 – Environmental Management
- ISO 45001:2018 – Occupational Health and Safety
Poynton, UK
- STI Cyber Essentials Plus 2025 Certificate – Cyber Essentials Plus Certificate
- AS 9100 Rev D – Aerospace Quality Management
- ISO/IEC 27001:2022 – Information Security Management
- ISO 9001:2015 – Quality Management
- ISO 14001:2015 – Environmental Management
- ISO 45001:2018 – Occupational Health and Safety
