SSI

SSI

securityservicesinternational.co.uk

security & investigations

United Kingdom
1001-5000 employees

About SSI

cyber security, personal security, travel security, cybersecurity, threat assessments, personal protection, secure courier, contingency planning, event security, investigation, guard, and armored car services, vip protection, consulting, risk management, specialist military backgrounds, close protection, escort service, services, cyber security consulting

Decision Makers at SSI

1 contact

Thai Nguyen

CTO

q***@gmail.com Sign up to view

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8 technologies detected · 1 decision maker · Emails available

Sales Outreach Angle

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SSI's Position in the StackWho Database

  • SSI is 1 of 1,900 security & investigations companies tracked in StackWho.
  • 1,894 security & investigations companies in our database have verified decision-maker emails (100% of the cohort).
  • 35 security & investigations companies are in the 1001-5000 employee range (same size as SSI).

Technology detection from public web signals. Decision-maker contacts compiled from LinkedIn public profiles, company filings, and verified outbound testing. Methodology & sources · Updated July 2026.

Frequently Asked Questions

What technology does SSI use?

SSI uses Outlook, Microsoft Office 365, Apache, Google Font API, Google Maps, Google Tag Manager, and 2 more technologies. This data is sourced from StackWho's technology detection engine.

How do I contact the decision makers at SSI?

StackWho has verified email addresses for 1 decision maker at SSI. Pro members can access direct emails for the CEO, CTO, VP of Engineering, and other key contacts. Use StackWho to reach SSI directly for sales, recruiting, or partnerships.

What industry is SSI in?

SSI operates in the security & investigations industry, headquartered in United Kingdom. StackWho tracks technology stacks and decision maker contacts for companies across all industries.

Can I export SSI's contact data?

Yes. StackWho Pro members can export decision maker contact data for SSI and similar companies to CSV. Use the export feature to build targeted prospect lists segmented by technology stack, industry, or location.