Dresdner Kühlanlagenbau GmbH

Dresdner Kühlanlagenbau GmbH (DKA) is a German engineering company that specializes in the planning, installation, and maintenance of cooling and refrigeration systems. Its name translates to Dresden cooling‑systems construction, reflecting a focus on Kühlanlagenbau for industrial and commercial clients. The firm provides technical services that include the design of HVAC and refrigeration plants, the fabrication of pipework, and the integration of control systems. Evidence of its engineering work appears in the 2020 ransomware incident, where attackers exfiltrated AutoCAD drawings that detail the layout and specifications of cooling installations. In addition to design, DKA offers on‑site installation, commissioning, and ongoing maintenance to ensure the reliable operation of temperature‑controlled environments.

As a subsidiary of the Dussmann Group, DKA operates within a larger European provider of facility services that includes cleaning, security, catering, and technical support. The parent company’s headquarters are also in Germany, and DKA shares the same national base, with its own registered office located in Dresden. Being part of Dussmann grants DKA access to a broad customer base that requires temperature‑controlled solutions. The company’s internal IT environment is structured across at least four distinct domains, indicating a segmented network designed to separate engineering, finance, and corporate functions.

DKA’s distinguishing attributes lie in its technical specialization within the cooling‑systems niche, a segment that requires compliance with stringent German and EU regulations concerning pressure equipment, refrigerants, and energy efficiency. Its expertise is demonstrated by the use of AutoCAD for detailed engineering documentation, a tool that was specifically referenced in the leaked data from the 2020 attack. The firm’s service portfolio includes planning, installation, and maintenance of cooling and refrigeration systems. This focused capability positions DKA as a competent contractor for refrigeration projects that demand both engineering precision and reliable execution.

Structurally, DKA is a wholly owned subsidiary of the Dussmann Group, meaning its strategic direction and financial reporting are consolidated under the parent’s corporate governance. The Dussmann Group, headquartered in Germany, provides a range of facility‑management services across Europe, and DKA contributes the technical cooling‑systems component to that offering. While the exact size of DKA’s workforce or revenue is not disclosed in the available sources, its role as a dedicated technical unit within a major services conglomerate underscores its importance to the group’s ability to deliver integrated solutions to clients requiring climate‑control infrastructure.