FAC Member
Surface Technology International Limited

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Surface Technology International Limited

STI Ltd (sti-limited.com) provides manufacturing services, from PCB assemblies through to box-build, and has customers throughout the UK. An independent 100% UK-owned company with approx. 300 employees located in Hook (Hampshire) and Poynton (Cheshire).  
STI provides engineering services to collaboratively work with customers to optimise their solutions for manufacture, test and longevity. This has created a strong record of delivering on-time and to quality to many Tier 1 and 2 defence and aerospace customers.
 
STI can support customers in a number of ways:
·       providing UK-based manufacturing services,
·       reducing manufacture risk by leveraging our buying-power for components,
·       enhancing supply chain resilience, and
·       relieving pressure on their in-house capacity (e.g. for surge capacity, or new product needs).

This profile is generated through an AI research agent.

Surface Technology International Limited (STI) is a specialist contract electronics manufacturer focused on delivering advanced solutions for high-reliability sectors, including aerospace, defence, and security. The company provides comprehensive electronics design and manufacturing services, supporting customers from initial concept through to full product deployment.

STI’s core offerings include printed circuit board assembly (PCBA) and complete box-build manufacturing. Their capabilities span the entire product lifecycle, encompassing design, prototyping, production, thermal and vibration testing, and full product validation. In addition, STI offers lifecycle support services such as spares, repairs, and long-term obsolescence management, contributing to the resilience and efficiency of the aerospace supply chain.

In 2025, STI published its latest Gender Pay Gap Report and updated its privacy and personal data protection policy, reflecting ongoing commitments to corporate responsibility and regulatory compliance. No other major news or product launches from 2025 are highlighted on the company’s website.

Address

Osborn Way, Hook, Hampshire, RG27 9HX

Telephone

01256 768070

Website

https://www.sti-limited.com/

Membership Status Type

FAC Member

Keyword Tags

Contract Electronics Manufacturer, PCBA, Box Build, Complex wiring, Cabinet build, systems integrator, obsolescence management, design validation, DFM/DFX

Membership Number

968

Member Since

Company Reg No

260 9861 81

Approvals and Certifications

SC21

Y/N

N

Cyber Essentials

Y/N

N

Main Category

Defence, Space, UAV, Air Mobility

Skills

Defence Aerospace Sector

Key Capabilities

Electronics

More Capabilities

Engineering, Machining, Electricals, Computer Systems, Testing and Evaluation, Aircraft Systems, Additive Manufacturing, Automation, Computer network equipment, energy equipment, consulting, printing services, telecommunications equipment manufacturing, electrical products manufacturing, wholesale, equipment and accessories, hardware, electronic and telecommunications engineering consultants, telecommunication equipment, telecommunication, electrical engineering consultants, consumer goods & services, manufacturing, paper, wood & furniture, consumer products, energy & utilities, computer manufacturing

Main Contact

Rich Mears
Commercial Director

Sectors

Aerospace
Space, Defence, UAV, Air Mobility

Approvals