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John Joseph Mcmahon
John Joseph Mcmahon is a director of Atsusnai Belfast Limited and a director of Linen Quarter Capital Limited, among 4 current roles on record. Source: Companies House records.
Director at Atsusnai Belfast Limited · Director at Linen Quarter Capital Limited
- 4 current roles
- 11 previous roles
- Served alongside 41 people
John's network: 41 people across 18 organisations
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Official record Companies House · updated 4th October 2026 · Free, no card or password
Current roles
15 roles across 15 organisations-
Atsusnai Belfast LimitedDirector · 2026-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Atsusnai Belfast Limited
- Role
- Director
- Appointed
- 2026-02-26
- Record reference
- Company NI738298
Current -
Linen Quarter Capital LimitedDirector · 2017-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Linen Quarter Capital Limited
- Role
- Director
- Appointed
- 2017-03-14
- Record reference
- Company NI644530
Current -
Linen Quarter Services LimitedDirector · 2017-present
Official record · Companies House
- Source
- Companies House
- Organisation
- Linen Quarter Services Limited
- Role
- Director
- Appointed
- 2017-01-04
- Record reference
- Company NI642957
Current
12 more roles, including 11 previous roles, with dates and sources
Sign in free to see all rolesPeople John has served alongside
41 people across 18 organisationsBased on overlapping official board records. Calculated from official records
41 people across 18 organisations
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- Companies House
- Officer appointments and resignations.
- Edition
- Register edition compiled 4th October 2026
- Identity
- Records are treated as the same person only where the evidence confirms it. How people are matched