
Electronics maker of Internet of Things systems, queue management and digital signage

A Hong Kong information security firm offering risk assessment, penetration testing, consulting and training

iSystems Security, formally iSystems Security Limited, is an information security service provider in Hong Kong. It has worked there since 2010 and employs consultants with professional qualifications and subject expertise.
Organisations in Hong Kong and beyond, including an international school quoted on the site and government work. The firm says it is a designated information security services provider for the Hong Kong government.
Summary written by TrustList from the business's own published information, Oct 2026.
iSystems Security is ranked on 2 TrustList rankings: #7 on 1 and #13 on 1.
Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. iSystems Security has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.
It is the only one of the 7 here listing IT consulting and IT security.
Its profile: “- IT consulting: information security, risk management and IT service management advice.”
Of the 7 here, 9 also cover IoT and 6 also cover monitoring; 2 also work in Asia.
Behind Infosec Partners.
It is the only one of the 13 here listing IT consulting and IT security.
Its profile: “iSystems Security, formally iSystems Security Limited, is an information security service provider in Hong Kong.”
Of the 13 here, 8 also cover industrial and 7 also cover cloud.
Behind Ioetec Ltd.
As of 2026-11-15. Organic ranks only; sponsored placements are never ranks. How TrustList ranks
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