In 1998, Apollo raised its fourth private equity fund, Apollo Investment Fund IV, with $3.6 billion of investor commitments. Among the Investments made in Fund IV (invested through 2001) were: Allied Waste Industries, AMC Entertainment, Berlitz International, Clark Retail Enterprises, Corporate Express (Buhrmann), Encompass Services Corporation, National Financial Partners, Pacer International, Rent-A-Center, Resolution Performance Products, Resolution Specialty Materials, Sirius Satellite Radio, SkyTerra Communications, United Rentals and Wyndham Worldwide.