Quadrant Security Group Limited
In brief
Quadrant Security Group Limited is a private limited company incorporated in England and Wales on 28 March 1983. It is registered as a dormant company, meaning it reports no significant trading. Its registered office is in Sheffield, Yorkshire and The Humber, at an address shared with 38 other live companies. Its latest accounts were made up to 30 November 2025 and filed as dormant company accounts. It was previously called Synectics Security (QSG) Limited, a name it changed on 3 December 2020, and has had 3 earlier names in all.
Register details
Timeline
Register events, newest first.
- Accounts made upDormant company accounts
- Confirmation statement made up
- Name changedPreviously Synectics Security (QSG) Limited
- Name changedPreviously Synectics Security Limited
- Name changedPreviously Synectics Security Group Limited
- Incorporated
Filings and charges
Deadlines and charge counts from the register.
Charges are security interests (such as mortgages) registered against the company.
Location
Registered office in Sheffield, Yorkshire and The Humber.
Also registered at this address
38 other live companies share this registered office; shown are those incorporated closest in time to this one.
- QPQuadrant Properties Ltd.01732917 · Est. 1983 · 99999
- SSynectics plc01740011 · Est. 1983 · 70100
- MPMonument Photographic Laboratories Limited01870194 · Est. 1984 · 99999
- MRMVS (Research) Limited01870567 · Est. 1984 · 99999
- CCoex Limited01911754 · Est. 1985 · 99999
- SPSanpho Pension Trustees Limited01530978 · Est. 1980 · 99999
- FNFlash No. 2 Limited01985658 · Est. 1986 · 99999
- QQSG Limited02004505 · Est. 1986 · 99999
Similar companies
Live companies with the same main activity, nearest first.
Sources
Register data: Companies House, Free Company Data Product, delivery of 1 October 2026. Places: ONS Postcode Directory (Open Government Licence v3.0). Sector names: Eurostat NACE Rev. 2. Context figures are computed by FirmsDB from these sources. This page is not an official register; check the official record before relying on it.