David Gustav Bernado Karlström

Semantix SpråkCentrum AB provides interpreting, translation, and advanced language solutions to the public sector and private corporations. It offers business, conference, on-site, telephone, and video interpreting; and sight translation. The company was founded in 1969 and is headquartered in Stockholm, Sweden.

Prosero Security Group AB engages in the provision of security solutions to private individuals and companies. It offers access control system, intruder and personal alarms, fire protection, alarm monitoring services, entrance automation, electromechanical locking, and mechanical locking systems. The company was founded in May 2017 and is headquartered in Arsta, Sweden.

Part of Prosero Security Group AB, SIKOM Danmark A/S is a Danish company that specializes in access control and alarm systems. The company is based in Hinnerup, Denmark. The company ensures access to areas and monitors employee movements during working hours. SIKOM Danmark provides systems for managing employee access and controlling entry to areas, which have become an important component for securing employee and company assets. The company was founded in 1997 by Morten V. Hansen, and Bent Birk Jakobsen has been the CEO of the company since 2011. SIKOM Danmark was acquired by Prosero Security Group AB on August 31, 2023.