About Colmac Sunnyside, Inc.

Colmac Sunnyside, Inc. (“CSI”), a Delaware Corporation formed in July, 1999, is a 100% owner of Sunnyside Holdings I, Inc. and a 50% owner of Sunnyside Generation LLC. Sunnyside Holdings I, Inc. a Delaware company, is a 50% owner of Sunnyside Cogeneration Associates (“SCA”). SCA is the operating company of the Sunnyside power plant, a 53MW waste coal fired power project located in Carbon County, Utah. The remaining 50% of SCA is owned by Constellation Power Inc., a wholly owned subsidiary of Constellation Energy, Inc. CSI utilized subordinated debt from a large pension fund to acquire the 50% share in SCA.

About the Plant

The Sunnyside power plant began operations in May of 1993. The electricity it produces is sold to Pacificorp operating as Utah Power and Light (UPLC). The plant qualifies as a small power production facility and qualifying cogeneration facility (“QF”) under the Public Utility Regulatory Policy Act of 197 (“PURPA”).

Operation

The plant uses a circulating fluidized bed boiler, designed by Tampella Power to produce steam that drives a Dresser-Rand turbine generator. Approximately 1,150 tons of coal are drawn per day from two surrounding waste coal piles which are located on land owned or leased by SCA. Approximately 95 tons of limestone are used per day to control sulfur emissions.

Additional Information

Twenty-three people are employed directly by the plant. An additional 8 people are employed by a fuel and ash handling contractor. Capacity factors over the past three years have been 87.0%, 88.2%, and 93.3% ending in 2005. For the calendar year 2005, the plant achieved its all time record generation of 416,703 Megawatt-hours. The forecast capacity factor for 2006 is 90%.