Trinseo announced that it has created two new Executive Leadership Team positions – the roles of Chief Technology Officer (CTO) and Chief Commercial Officer (CCO). Effective March 1, André Lanning will assume the newly created role of Senior Vice President and Chief Commercial Officer (CCO). As CCO, Lanning will also be responsible for stepping up commercial excellence, delivering commercial synergies and realizing the organic growth opportunities identified as part of the company's transformation strategy.

Lanning will remain as a member of Trinseo's Executive Management team and will continue to lead Trinseo's Strategy, Corporate Development and Marketing Communications function until a successor has been appointed. Trinseo has launched the search for Lanning's successor as well as the CTO position.