He is a business partner to President Uhuru's uncle
Semelang'o responded with a tongue in cheek comment, even suggesting that he was happy with the publicity the case had received.
"#trending Yesterday, publicity is publicity! Walambe lolo," the former Youth Fund Chairman posted on his Instagram account.
The Standard on Wednesday reported that Semelang'o's company,Petrokenya Oil Company Limited, was paid Sh68 million this year for supplying diesel to NYS.
The flamboyant tycoon co-owns PetroKenya Oil Company with President Uhuru Kenyatta's uncle - Gatheca Muhoho.
Gatheca, who is the younger brother to former First Lady Mama Ngina Kenyatta, has not responded on the matter.