Sebastian Siwierski

Sebastian Siwierski has extensive experience in technical and sales management, currently serving as the Technical and Sales Manager at Ecol-Unicon Sp. z o.o. since August 2005. Responsibilities include executing sales plans, maintaining professional customer service, building long-term business relationships, creating targeted commercial offers, conducting negotiations, and preparing necessary documentation. Previous roles at Ecol-Unicon involved positions as a Technical and Sales Advisor, Technical Sales Representative, and Sales Department Assistant, all emphasizing active sales, customer relations, and collaboration with various departments. Prior to Ecol-Unicon, Sebastian worked as an Assistant Designer at MW PROJEKT, where responsibilities included conceptualizing construction projects and coordinating necessary permissions for urban infrastructure. Sebastian holds a Master of Science degree in Environmental Engineering from Lodz University of Technology, earned in 2005.