Devecon companies Devecon companies include regionally and operationally specialized construction consulting firms. The expert companies in our group master the modern operating models of construction and project management. Devecon's operations are based on the personnel's high-level and extensive knowledge of the management positions of Finnish and international construction projects. Devecon's customers include both domestic and international property owners and users. Our staff's high-level experience in construction practices and good industry knowledge create a solid foundation for managing construction projects, even in the stages of change in society. Our customers have experience, expertise and the ability to apply expertise in new projects and conditions.