Mattias Westin

Mattias Johansson is an experienced finance professional with a strong background in project economics and financial control. Currently serving as a Projektekonom at Castellum since May 2022, Mattias is responsible for the financial closure of large projects and tax analysis. Prior to this role, Mattias worked at Kungsleden as a Financial Controller, overseeing outsourcing responsibilities, and held the position of Redovisningsekonom at Thon Property, managing accounting responsibilities. Experience includes a significant tenure at Peab Sverige AB as a Bolagsekonom, where Mattias handled accounting for subsidiaries within the property development sector. Early career roles involved administrative and customer-facing positions at IKEA Group and TeliaSonera. Mattias holds a Bachelor's degree in Accounting from Stockholm University and has also studied Political Science at Södertörn University.