July 02nd,2019: Osram Sells the SITECO Luminaires Business to Stern Stewart Capital Osram has found a new owner for the Siteco luminaires business in Stern Stewart Capital. Stern Stewart Capital intends to continue the current transformation approach. Separation from Osram gives Siteco entrepreneurial freedom. The cost situation is also improved with the elimination of previous Group structures. With the sale of the luminaires business, Osram is continuing its transformation to a high-tech company.