DescriptionATC owns, operates, builds and maintains the high-voltage electric transmission system serving portions of Wisconsin, Michigan, Minnesota and Illinois. Formed in 2001 as the nation's first multi-state transmission -only utility ATC has invested $2.7 billion to improve the adequacy and reliability of its infrastructure.
- Milwaukee 7
As a member of the Midwest Independent System Operator, we provide transmission service to all customers on a nondiscriminatory basis to support effective competition in energy markets without favoring any market participant. We have connected more than 600 megawatts of wind energy to the grid in Wisconsin.
Supplier to the Defense Industry:
No, never supplied to the defense industry
Number of Employees:
- Wisconsin Wind Works
- Other: N/A
- Utilities, Power Generation and Distribution
- Other Tiers: Companies sometimes find it convenient to distinguish other tiers. Tier three companies supply tier two firms. Tier four companies are the providers of basic raw materials, such as steel and glass, to higher-tier suppliers.