Lit ra Corporation is a privately held company that offers a variety of technology-based solutions for commercial and industrial applications. It is one of the leading providers of document change management systems in the world. The company offers the Change-Pro total document comparison suite, which provides solutions in the management and maintenance of PDF files. It additionally offers Metadact, which is a metadata management utility that reduces the risk of disclosure of confidential information embedded in Microsoft Office and PDF documents. The company supplies a range of software applications that provides solutions in the fields of PDF document reviewing, creation, editing and extraction. It offers sale, marketing, technical support, systems integration and consulting services. The company provides services to law firms, corporations, government organizations and educational institutions. Its clients include Freshfields Bruckhaus Deringer, Heenan Blaikie, and White & Williams. The company has a partnership with Softwise Corporation. Lit ra Corporation maintains offices in Europe and Asia.