It may be a combined office complex for DDI, Electrowave, admin functions, sales, ordering, billing, accounting, engineering/design.
Remember that one of their stated objectives is a "manufactured systems" division, which they already have in a way. I think the "manufacturing" as opposed to "custom fabrication" may be in the cards sooner than some think.
I have some ideas of what direction their next acquisition may take in bridging a gap (a perceived gap in my mind). I'll ponder it a while and see if there are any other indications in that direction.