The Collaborative International Dictionary
Rebuilder
Rebuilder \Re*build"er\ (r[=e]*b[i^]ld"[~e]r), n.
One who rebuilds.
--Bp. Bull.
Wiktionary
rebuilder
n. one who, or that which, rebuilds
Usage examples of "rebuilder".
Doubtless much could be salvaged from the wreckage if the rebuilders were well organized and knew precisely what needed doing.
There've been destroyers before, but there've always been rebuilders too.