Oyj Ahola Transport Abp (HLSE:AHOLA) acquired 60% stake in AT Install Oy on July 4, 2018. Kari Hietala and Teemu Hietala, minority owners in AT Install Oy will continue to develop the business as well coordinate them with AT Special Transport's operations. Oyj Ahola Transport Abp (HLSE:AHOLA) completed the acquisition of 60% stake in AT Install Oy on July 4, 2018.