▁the ▁employees ▁( 5 %). ▁As ▁of ▁ 2 0 1 1 , ▁SA UR ▁was ▁not ▁listed ▁any ▁more ▁as ▁a ▁share holder ▁on ▁the ▁website ▁of ▁S DE . ▁Instead ▁its ▁shares ▁are ▁held ▁by ▁the ▁West ▁African ▁infrastr ucture ▁holding ▁company ▁Fin ag estion , ▁which ▁in ▁turn ▁is ▁majority - owned ▁by ▁the ▁US - based , ▁Africa - f oc used ▁private ▁equ ity ▁fund ▁Emer ging ▁Capital ▁Part ners . ▁ ▁The ▁Office ▁National ▁de ▁l ’ Ass ain issement ▁du ▁S én ég al ▁( ON AS ) ▁is ▁in ▁charge ▁of ▁san itation . ▁ ▁In ▁rural ▁areas , ▁user ▁associations ▁called ▁Associ ations ▁d ’ us agers ▁de ▁for ages ▁r ur aux ▁( AS U FOR ) ▁manage ▁water ▁systems ▁supplied ▁by ▁tub ew ells . ▁The ▁state ▁oblig es ▁them ▁to ▁sign ▁maintenance ▁contract s ▁with ▁private ▁companies , ▁in ▁order ▁to ▁ensure ▁the ▁sust ain ability ▁of ▁the ▁systems . ▁They ▁can ▁also ▁delegate ▁operation ▁of ▁their ▁systems ▁to ▁private ▁operators . ▁ ▁In nov ative ▁approaches ▁▁ ▁Among ▁various ▁innov ative ▁approaches ▁introduced ▁in ▁the ▁Sen eg al ese ▁water ▁sector ▁over ▁the ▁past ▁de cade , ▁the ▁country - wide ▁le ase ▁( af fer m age ) ▁contract , ▁the ▁Public - Private - NG O - Comm unity ▁Part ners hip ▁for ▁stand pip es ▁in ▁Dak ar , ▁and ▁the ▁use ▁of ▁small ▁enter pr ises ▁to ▁maintain ▁rural ▁and ▁small ▁town ▁water ▁systems ▁with ▁the