MGE Energy, Inc. (Nasdaq: MGEE) is an investor-owned public utility holding company headquartered in Madison, Wis.

MGE Energy is built on the solid tradition of dividend income and stock price appreciation. MGE Energy has paid dividends since 1909 and is one of only six U.S. investor-owned electric utilities to increase dividends for 32 consecutive years.

Its primary asset is Madison Gas and Electric Co. (MGE), a regulated utility providing natural gas and electric service and promoting economic development.

MGE:

• Generates and distributes electricity to 136,000 customers in Dane County
• Purchases and distributes gas to 140,000 customers in seven south-central and western Wisconsin counties

At year-end 2007, MGE Energy's total assets grew to more than $1.1 billion. Significant capital investments include:

• Capital expenditures toward MGE Power Elm Road's ownership interest in the Elm Road coal plant under construction at Oak Creek, Wis.
• Capital expenditures toward MGE's ownership interest in a wind-powered electric generating plant constructed in Worth County, Iowa.

2007 MGE Energy Capital Expenditures

*Includes capital expenditures for MGE Power West Campus and MGE Power Elm Road

The MGE Energy family also includes:

MGE Power LLC - Formed to own real estate and new generating assets required to meet MGE's growing customer demand. MGE Power leases power plants to MGE through long-term contracts approved by Wisconsin regulators.

MGE Power West Campus, LLC (a subsidiary of MGE Power LLC) - Owns a controlling interest in the electric generating assets of the West Campus Cogeneration Facility located at the University of Wisconsin-Madison.

MGE Power Elm Road, LLC (a subsidiary of MGE Power LLC) - Holds an 8.33% ownership interest in a coal plant being constructed in Oak Creek, Wis.

MGE Transco Investment LLC owns interest in the American Transmission Co. through its members, MGE and MGE Energy.

MGE Construct LLC - Formed to provide construction services for building new generation to meet the needs of MGE customers.

Central Wisconsin Development Corp. - Provides planning, financing, property acquisition and related services that promote business growth in MGE's service area.

MAGAEL, LLC - Holds title to properties acquired for future utility plant expansion and nonutility property.