[UK] Security Industry Authority #3989821
Description
𝐒𝐞𝐜𝐮𝐫𝐢𝐭𝐲 𝐈𝐧𝐝𝐮𝐬𝐭𝐫𝐲 𝐀𝐮𝐭𝐡𝐨𝐫𝐢𝐭𝐲 ■▬▬▬▬▬▬▬▬▬▬▬๑۩๑▬▬▬▬▬▬▬▬▬▬▬■ The Security Industry Authority (SIA) is the organisation responsible for regulating the private security industry in the UK. ■▬▬▬▬▬▬▬▬▬▬▬๑۩๑▬▬▬▬▬▬▬▬▬▬▬■ Home Secretary: Chief Executive: Max Grosvenor ■▬▬▬▬▬▬▬▬▬▬▬๑۩๑▬▬▬▬▬▬▬▬▬▬▬■ Application: N/A Communications: N/A Twitter: N/A ■▬▬▬▬▬▬▬▬▬▬▬๑۩๑▬▬▬▬▬▬▬▬▬▬▬■
Written by the group; not a statement by this register.
Membership history
Growth
Growth history is still building. We hold one measurement for this entry. A trend needs at least two, taken days apart — so this will fill in on its own rather than being estimated. We do not publish numbers we have not measured.
| Measured (UTC) | Members | Change |
|---|---|---|
| 13 Aug 2026, 07:44 | 1 | first reading |
Ownership
Owned by @BritishOwner as measured.
Members we’ve seen
@BritishOwner — Group Administrator (rank 255)
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Related groups
Groups whose measured members overlap with this one — a sample from our membership graph.
Open data
Download this group’s measured record — free to reuse with attribution: membership history (CSV) · full record (JSON)
Each file carries its licence and retrieval time inside it, and is generated from the same measurements shown above.