Haustechnik² is a service company specializing in the planning, development, and implementation of building technology solutions. The company's core activities include: Developing resource-efficient building technology solutions that contribute to environmental protection while being economically viable. Planning and implementing ventilation cleaning and room air hygiene. Digitizing processes in the construction industry to make planning, execution, and collaboration more efficient and sustainable. Installing and maintaining building technology systems. Providing consulting and support services to customers throughout their project phases. The company combines traditional craftsmanship with state-of-the-art technology to develop the best solutions for its customers.