Wilmington Group plc is engaged in providing information and training to professional business markets. It operates in two segments: legal and regulatory, and business information. In October 2006, it acquired 82.7% of the shares in Mercia Group Limited, which specializes in providing technical marketing and training support to the accounting profession. In May 2007, it acquired 100% of Practice Track Limited. On August 14, 2007, it disposed Wilmington Media and Dewberry Redpoint. In May 2007, the Company sold its interest in W.D.I.S Limited to Optima Data Intelligence Services Limited. In August 2007, the Company sold its non-core businesses in its design, construction, power, catering, automotive and specialist markets. Its subsidiaries include Wilmington Business Information Limited, Waterlow Legal and Regulatory Limited, Beechwood House Publishing Limited and Wilmington Media Limited. In November 2007, the Company acquired an 80% interest in The Matchett Group Limited.