The PotsdamBau is a house, building, and trade fair that takes place at the Metropolis Halle in Potsdam, Germany. The event is organized by Messe Brandenburg and is part of the "Mein HAUS und GARTEN" series for the Berlin/Brandenburg metropolitan region. The first PotsdamBau took place in 1999 and has since become an annual event, held in March. The fair is attended by around 70 regional and regional companies in the building, construction, and trade sectors. The target audience includes homeowners, individuals planning to become homeowners, house owners, renovators, energy savers, and professionals in the field. The event provides a platform for information, advice, and offers on building, modernizing, renovating, energy saving, and home security and health. The fair is free to visit and offers childcare services and a restaurant on site. The event is organized by Messe Brandenburg and is part of the "Mein HAUS und GARTEN" series for the Berlin/Brandenburg metropolitan region. The fair takes place from March 5-7, 2027, and is open daily from 10am to 5pm. The event is held at the Metropolis Halle in Potsdam, located at Großbeerenstr. 200 D, 14482 Potsdam. The fair offers a comprehensive program with presentations, workshops, and discussions on various topics related to building, construction, and trade. The event also features a visitor's guide, exhibitor directory, and online program. The fair is organized by Messe Brandenburg and is part of the "Mein HAUS und GARTEN" series for the Berlin/Brandenburg metropolitan region. The event is open to the public and offers a range of activities and services for exhibitors, including stand construction, equipment, and marketing support. The fair also offers a range of services for visitors, including childcare, restaurant, and accommodation options. The event is free to visit and offers a range of activities and services for exhibitors and visitors. The fair is organized by Messe Brandenburg and is part of the "Mein HAUS und GARTEN" series for the Berlin/Brandenburg metropolitan region.