Organisation providing a service (6)
I believe the answer is:
agency
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">organisation providing a service</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for agency that I've seen before include "Cagney (anag.)" , "Through which something is accomplished" , "Recruiters possibly" , "Travel ..., advertising..., employment" , "Business that conducts business on behalf of others" .)