ALLETE, Inc.
ALLETE has been acquired by a partnership led by Canada Pension Plan Investment Board and Global Infrastructure Partners and is now a private company.

SEC Filing Details

Document Details

Form
11-K/A
Filing Date
Jun 15, 2011
Document Date
Dec 31, 2010
Form Description
Amendment to a previously filed 11-K
Filing Group
Annual Filings
Company
ALLETE, Inc.
Issuer
ALLETE INC