Liang-Dortmund Corporation (Earth-5875)

The Liang-Dortmund Corporation, simply referred to as Liang-Dortmund or LDC, is a private human mining company, and currently one of the biggest rivals to the Kelland Mining Company. Their operations consists of "deglassing" the surface of Alluvion, Meridian, and Ruthersburg, where they established settlements to conduct their operations, such as Meridian Station.

Security force
The Liang-Dortmund Corporation employs an embedded security force with many weapons and vehicles legally purchased from the UNSC, albeit with minor modifications.
 * M12 Warthog
 * M12G1 Gauss Warthog
 * M12R Warthog
 * M290 Mongoose
 * M820 Scorpion
 * D77-TC Pelican
 * HRUNTING/YGGDRASIL Mark IX Mantis