STI logo
  • Company
    Company
    • About STI
    • Our Team
    • Quality Assurance
    • Corporate Responsibility
    • Diversity and Equal Opportunities
  • Customer Focus
    Customer Focus
    • Customer Focus Overview
    • Our Markets
  • Insights
  • Careers
  • Contact
STI logo
  • Company
    Company
    • About STI
    • Our Team
    • Quality Assurance
    • Corporate Responsibility
    • Diversity and Equal Opportunities
  • Customer Focus
    Customer Focus
    • Customer Focus Overview
    • Our Markets
  • Insights
  • Careers
  • Contact

Our Team

Leadership and site directors at STI.

Scroll to explore
Blue gradient background

Leadership team

Our people define how we work.

The systems we build are complex and sensitive, so we rely on engineers, technicians and managers who solve problems and take responsibility for quality. We work to consistent standards, supported by our on-site Training Academy and a focus on reliable delivery.

Tom Gavey, CEO

Tom Garvey

Chief Executive Officer

Tom Gavey, CEO

Tom Garvey

Chief Executive Officer

Leads the organisation across both sites and sets the focus on secure, high reliability delivery. Tom represents STI with customers and industry partners and is responsible for continued investment in technical capability and operational discipline.

Gareth Kelly, Financial Director

Gareth Kelly

Chief Financial Officer

Gareth Kelly, Financial Director

Gareth Kelly

Chief Financial Officer

Oversees financial management, planning and control across the business. Supports operational decision making, commercial governance and investment in capability.

Jason Cooke, Site Director

Jason Cooke

Site Director, Hook

Jason Cooke, Site Director

Jason Cooke

Site Director, Hook

Heads operational delivery at Hook, including PCB assembly, wiring, environmental test and repair. Jason also supports S&OP activity and process development.

Colin Slattery

Colin Slattery

Site Director, Poynton

Colin Slattery

Colin Slattery

Site Director, Poynton

Leads system build, RF, antenna work and test activity at Poynton. Colin supports visitors, customer demonstrations and technical walkthroughs.

Rich Mears, Sales Director

Rich Mears

Business Development and Commercial Director

Rich Mears, Sales Director

Rich Mears

Business Development and Commercial Director

Oversees customer relationships and commercial activity. Rich focuses on existing account growth, opportunity development and ensuring customer requirements are understood clearly from the outset.

Lisa Alexander

HR Manager

Lisa Alexander

HR Manager

Joined STI in 2015 and progressed from HR Administrator to HR Manager, completing a CIPD Level 7 qualification in 2021. Leads all people activity across Hook and Poynton, ensuring legal compliance, robust policies and a positive culture, while championing diversity, equity, inclusion and wellbeing.

Our customer focus

Tank

Our people understand the importance of the systems they support. We expect early problem solving, honest assessment and thorough execution. The aim is straightforward: to deliver systems our customers can rely on and that our teams are proud to sign off.

Explore our capabilities

Our markets

Plane

We work with defence, aerospace and security customers on programmes that depend on reliable electronic systems. Our teams deliver across land, air, sea and cyber, supporting applications such as sensing, communications and autonomous platforms.

Explore our markets
Female in the factory wearing a labcoat and goggles

Ready to deliver for you as your trusted partner.

Contact us

Proudly UK sovereign. All work delivered by qualified and experienced teams.

Company

  • About STI
  • Our Team
  • Quality Assurance
  • Corporate Responsibility
  • Diversity and Equal Opportunities
  • Contact

Customer Focus

  • What We Do
  • Our Markets

Legal

  • Privacy Policy
  • T&Cs of Sale
  • T&Cs of Purchase
  • Modern Slavery Act
  • Cookie Policy

Registered Office: 4th Floor, 24 Old Bond Street, London, England, W1S 4AW. Registered in England Number: 02292621.
VAT Registration Number: 260 9861 81. © 2025 STI Limited. All Rights Reserved.

This website has been Made with Maturity

Manage Consent
To provide the best experiences, we use technologies like cookies to store and/or access device information. Consenting to these technologies will allow us to process data such as browsing behavior or unique IDs on this site. Not consenting or withdrawing consent, may adversely affect certain features and functions.
Functional Always active
The technical storage or access is strictly necessary for the legitimate purpose of enabling the use of a specific service explicitly requested by the subscriber or user, or for the sole purpose of carrying out the transmission of a communication over an electronic communications network.
Preferences
The technical storage or access is necessary for the legitimate purpose of storing preferences that are not requested by the subscriber or user.
Statistics
The technical storage or access that is used exclusively for statistical purposes. The technical storage or access that is used exclusively for anonymous statistical purposes. Without a subpoena, voluntary compliance on the part of your Internet Service Provider, or additional records from a third party, information stored or retrieved for this purpose alone cannot usually be used to identify you.
Marketing
The technical storage or access is required to create user profiles to send advertising, or to track the user on a website or across several websites for similar marketing purposes.
  • Manage options
  • Manage services
  • Manage {vendor_count} vendors
  • Read more about these purposes
View preferences
  • {title}
  • {title}
  • {title}