Within an organisation (2-5)
I believe the answer is:
in-house
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">within an organisation</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for in-house that I've seen before include "Within a company" , "Within the organisation" .)