About us

ED Biogas is a consortium comprising two consultancies with extensive experience in energy systems and automation.

Värmex AB was founded in 1985 and has today around 30 employees. Värmex plans projects in heating, ventilation, sanitation and energy systems as well as the set-up and operational optimization of heating, cooling and ventilation installations. Its customers are primarily major private, municipal and county property management companies.

OSG AB was founded in 1987 and has today around 25 employees. OSG operates within real estate automation and property-related technical systems. OSG links up control systems of different makes, ages and complexity under a common user interface. Its customers include major regional hospitals, Stockholm Public Transport and various major property owners.