Sigmun logo

Main office details

Signum Services Limited
Telephone: +44 207 283 5616
Fax: +44 207 626 8379
Email: signum@thomasmiller.com


Michael Carroll

Michael Carroll
work +44 20 7204 2257

Download vCard

Mike Carroll joined Signum Services after retiring from the Metropolitan Police in November 2006. He was a career detective for 30 years, serving in various departments at New Scotland Yard. He specialised in serious and organised crime, including the investigation of armed robberies.


Download our brochure

Click the image above to download our latest brochure which includes some detailed case histories of investigations of both physical and paper-based crimes the Signum team has solved for UK Club Members.

Emergency Contacts


If you need to call our offices out of hours and at weekends, click After Office hours for a up to date list of the names of the Duty Executives and their mobile phone numbers. 

Ship Finder


This Ship Finder is updated on a daily basis. Members who need to advise the Club of updates to their recorded ships' details should advise their usual underwriting contact.