Spiral Duct Manufacturing
(Sheet Metal Workers)

Ahern, J.F.
N56 W16743 Ridgewood Avenue
Suite #700
Menomonee Falls, WI 53051
Phone: (262) 252-5931
Fax: (262) 252-5934

Ajax Metal Products
5300 W. County Line Road
Mequon, WI 53092
Phone: (262) 242-7373
Fax: (262) 242-7360

 Downey, Inc.
2207 W. Wisconsin Avenue
Milwaukee, WI 53233
Phone: (414) 933-3123
Fax: (414) 933-1552

Grunau Company, Inc.
1100 West Anderson Court
Oak Creek, WI 53154
Phone: (414) 216-6900
Fax: (414) 768-7950