BIW Technologies (BIW) was a privately held British company providing web-based electronic construction collaboration technologies (also sometimes described as project management or project extranet systems), to customers in the construction and property sectors. It was acquired by a German company, Conject, in December 2010, and adopted its parent company's branding in April 2012. In March 2016, the Conject group was acquired by Australia-based rival, Aconex, which, in December 2017, was acquired by Oracle Corporation.