Boxes containing shoes track suits and bags were recovered from Ekumbo's house at Duplex apartments along professor Saitoti Avenue in Nairobi's Westlands area.
Police said the raid was part of the their investigations into the Rio games scandal.
Ekumbo was questioned in his house during the afternoon operation as officers loaded the kits, including running and swimming gear, into their vehicle.
In September, a Team Kenya athletics official was linked with the disappearance of assorted kits meant to be used by the country’s Olympic team in Rio.
Kithinji Maragara was arraigned before senior principal magistrate Charity Oluoch and was charged with theft.
He was accused of stealing an assortment of kits on July 29 within Nairobi county.
-The Star