The core activity of Ackermann Gebäudehüllen GmbH is the planning, execution and maintenance of building envelopes, including: pitched roof work (maintenance, repair and renovation), flat roof work, façade construction (planning, execution and maintenance of façades), sheet metal work (professional sheet metal work for roofs and façades), sealing (specialized sealing for buildings), and solar energy (installation and integration of solar energy systems in building envelopes). The company thus offers comprehensive services for the design, construction and maintenance of building envelopes.