MI5 is a security and investigations company based out of Calle Laguna del Marquesado Nª 19, Nave 16 Edificio Adriana 1ª Planta, Polígono Industrial La Resina (Villaverde), Madrid, Community of Madrid, Spain.
| Website | http://www.mi5.gov.uk/ |
| Revenue | $132.7 million |
| Employees | 39 (39 on RocketReach) |
| Address | PO Box 3255, London, Greater London SW1P 1AE, GB |
| Phone | +44 845 450 2152 |
| Technologies | |
| Industry | Security and Investigations, Government |
| Web Rank | 193242 |
| Web Visits | 285060 |
| Keywords | Intelligence, National Security, Security, Threat Assessment, Intelligence Gathering, Strategic Intelligence, Surveillance, Foreign Intelligence, Counterintelligence, Risk Management, Protective Security, Operational Security, Cybersecurity, Information Security, Espionage, Terrorism, Data Protection, Crime |
| Competitors | Government of Canada, European Commission, FBI Cyber Division, National Security Agency, Central Intelligence Agency, INTERPOL, Communication Headquarters, Careers at MI5, MI6 and GCHQ, Australian Security Intelligence Organisation +28 more (view full list) |
| SIC | SIC Code 91 Companies, SIC Code 919 Companies |
| NAICS | NAICS Code 921 Companies, NAICS Code 9211 Companies, NAICS Code 92 Companies |
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MI5 Questions
The MI5 annual revenue was $132.7 million in 2026.
Jay Leno is the CIO of MI5.
39 people are employed at MI5.
MI5 is based in London, Greater London.
The NAICS codes for MI5 are [921, 9211, 92].
The SIC codes for MI5 are [91, 919].
Top MI5 Employees
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Peter Asciano
Head Janitor at MI5
United Kingdom1 -
Jay Leno
CIO at MI5
London, GB1 -
Paul Culley
Agent at MI5
England, United Kingdom2 -
Tim Walters
008 at MI5
Leicester, GB25+ -
Udobong Akpan
Law enforcement at MI5
London, GB2 -
Colin Jones
Secret Agent at MI5
United Kingdom1 -
Saeed Aristotle
015 at MI5
Swansea, Wales, GB1 -
Frankie White
Agent at MI5
London, GB1 -
Chris Gould
Super Spy at MI5
Porthcawl, GB2 -
Mark Goodwin
Secret Agent at MI5
Wallasey, GB1
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