Founded in 1987,
G.A. Ernst & Associates, Inc.
has provided audit services to
over 16,000 residential homeowners
and 2,000 Commercial/Industrial
and Multi-Family customers in
Minnesota, Iowa, North and
South Dakota.
Providing expert energy consulting services to the Upper Midwest for over 20 years!
Energy Efficiency Consulting Services and Solutions
204 W 7th Street, PMB 202, Northfield, MN 55057 Telephone: 800 376-0517, FAX: 507 663 7858 E-mail: gaernst@q.com
Updated: 06/02/09
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