CompanyCore
UK company intelligence
Company profile report
Prepared 19 May 2026

221B GROUP LIMITED

09983471 · ltd · incorporated 2016-02-02

1. Company facts

Status
active
Lifecycle
🌳 Mature — Long-running with flat or slow growth. Steady cash, limited upside.
Jurisdiction
england-wales
Registered office
90a Broomfield Road Broomfield Road, Chelmsford, CM1 1SS, England
SIC codes
80200 — Security systems service activities
Accounts next due
2027-11-30
Confirmation statement next due
2027-02-15

2. Directors (2 active)

NEVIN, Mark Andrew
director · appointed 2018-01-28 · born 9/1961 (age 65)
THORNE, Mark
director · appointed 2018-01-28 · born 11/1970 (age 56)

3. Shareholders (1 active)

Mr Mark Thorne
50-75% shares

Headline verdict

Opportunity score
79/100 (Strong)
Owner dependency
high — 73/100
Red flags
0 high · 0 medium · 0 low