![Black Mesλ Security Dept. [OFFICIAL]](https://tr.rbxcdn.com/180DAY-4795c9e946aaa28041815e5538a478fd/150/150/Image/Png/noFilter)
Black Mesλ Security Dept. [OFFICIAL] #6596544
Game studiosENroleplayfictional organizationsecurity theme
Description
The BM Security Department are tasked with protecting the entire facility from daunting threats, usually stemming from the experiments conducted by the Science Dept. A team of highly trained individuals, anyone belonging to this branch of the organisation will have access to a wide arsenal of weaponry to use when necessary, as well as extensive protective gear. ──────────────────────────────────────────────────────── Motto: "Working to make a better tomorrow, for all mankind." Join today!
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 We do not publish numbers we have not measured.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 |
|---|---|---|
| 11 Aug 2026, 13:32 | 16 | first reading |
Ownership
Owned by MatrixDeveloper (@MatrlxDeveloper) as measured.
Members we’ve seen
MatrixDeveloper (@MatrlxDeveloper) — Governmental Emissary [GE] (rank 255)
A sample — only members this register has independently measured, highest rank first. Not the full roster.
Rank structure
Roles and per-rank member counts as Roblox reports them (rank 0 = guest … 255 = owner).
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.