[ACMIL] • Joint Develop. & Engineering Command • #10075164

members (measured 31 Aug 2026, 16:03 UTC)

22 March 2021

created (per Roblox API)

10 August 2026

first measured 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 We do not publish numbers we have not measured.

Measurement log — every members count we have recorded
Measured (UTC)	Members	Change
13 Aug 2026, 05:54	8	first reading

Ownership

Owned by @DhrAckersUSM as measured.

Members we’ve seen

@DhrAckersUSM — [AINC] Chairman (rank 255)

Kodi (@ItsOfficialKodiak) — [USDEC] Development Command (rank 6)

Juicy (@roblox_user_3623737170) — [ADF] Australian Development & Engineering Corps (rank 3)

A sample — only members this register has independently measured, highest rank first. Not the full roster.

Rank structure

[AINC] Chairman1

[USAF] Headquarters0

[CAF] Headquarters0

[NZDF] Headquarters0

[ADF] Headquarters0

[BAF] Headquarters0

[NLAF] Headquarters0

[JDEC-OF9] Commander1

[JDEC-OF8] Deputy Commander1

[JDEC-OR9b] Senior Enlisted Advisor0

[JDEC-OF7] Chief of Staff0

[JDEC-OF7] Chief of Development0

[OF-9 | O10] USDEC Commander0

[OF-8 | O9] USDEC Deputy Commander0

[OR-9 | E9B] USDEC SEA0

[OF-7 | O8] Sub-Command / Corps CO0

[OF-6 | O7] Sub-Command/Corps XO0

[OR-9 | E9B] Sub-Command/Corps SEA0

Company CO0

Company XO0

Company SEA0

[J/USDEC] Headquarters & Services Command0

[USDEC] Military Exchange Service0

[USDEC] Engineering Command0

[USDEC] Facility & Installations Command0

[USDEC] Development Command1

[USDEC] Material Command1

[BAF] U.K. Development & Engineering Corps1

[ADF] Australian Development & Engineering Corps2

Development & Engineering School0

Member8

Awaiting Assignment0

Guest0

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.

Airplane Interactive#9525960 · 2 shared members

1,461,648

Highfield City Police Department#6117548 · 2 shared members

862,493

RAF • Royal Air Force •#12699169 · 2 shared members

51,564

[AINC] • The United States Armed Forces •#10908220 · 2 shared members

1,213

[USAF] • The Armed Forces Headquarters •#10917726 · 2 shared members

[USAF] • U.S. Military Exchange Service •#10075201 · 2 shared members

Wiggity.#12836673 · 1 shared members

30,297,201

Chillz Studios#2782840 · 1 shared members

18,432,182

KizmoTek Studio#3115970 · 1 shared members

7,021,494

Pilot Training Club#2794513 · 1 shared members

3,770,879

Fishy Robux#5293484 · 1 shared members

2,664,077

polandgamebuilders#3732983 · 1 shared members

2,469,877

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.