Build4You GmbH is a limited liability company specializing in construction, including building extensions, conversions, renovations, refurbishments, and consulting services.

AJ Baumanagement GmbH offers services in construction management, including development, planning, marketing, and turnkey construction projects for both its own account and on behalf of third parties. The company also provides project services, project management, and related services in the construction sector, as well as market, cost, and building analyses and general consulting in construction and real estate matters.