International Network Services (INS) provides network consulting services and business solutions to help companies build, secure, and manage business-critical network infrastructures. Its end-to-end network consulting solutions address customers' needs in next generation networking, security, and network & systems management. INS has offices worldwide, with 27 offices in the United States and four in Europe. In June 2003, the company completed its acquisition of Predictive Systems, Inc. (PSI) for a per share cash consideration of $0.4645417. PSI is a consulting firm focused on building, optimizing, and securing high-performance infrastructures to increase operational efficiency, mitigate risk, and empower the business initiatives of Fortune 1000 companies. International Network Services was founded in 1991 and is based in Santa Clara, California. As of February 25, 2007, International Network Services is a subsidiary of BT Group plc.