• Five acre plant located at Campbell Industrial Park, Oahu - 66,000 square feet facility
• Serving Hawaii since 1959
• Steel Service Center - Hawaii's largest inventory of Carbon Bar & Structurals, Pipe & Tubing, Plates & Sheets, Rebar & Accessories, Gratings, Expanded Metals, Stainless & Aluminum, and much more.
• Metal Roofing Manufacturing - Offering a wide selection of profiles and colors, complete with flashings and accessories
• Hot-Dip Galvanizing Plant - Kettle size 27' long x 4' wide x 6' deep
• Formerly known as Ferro Union

PDF Files

Metals Service Center
Hot-Dip Galvanizing Plant
Metal Roofing and Siding - Full Brochure
Metal Roofing and Siding - Two Page Handout
Metal Roofing and Siding - Color Selector

Key Equipment

Type of Equipment:

Dimond Industries stationary roll former producing two standing seam profiles
ASC Stationary roll former producing four through-fastened profiles
Two Zimmerman portable roll formers producing three standing seam profiles
Schechtl Computerized Sheet Metal Folder
Schlebach Standing Seam Panel Curver
Gary Level-Line


Additional Plant Capabilities

Our 66,000 square feet warehouse is equipped with seven 5-ton overhead cranes, one 1/2 x 12' shear, two band saws with maximum capability of 18", and burning equipment. Our Galvanizing plant is equipped with three 5-ton overhead cranes and kettle size of 27' long x 4' wide x 6' deep.

Contact information

Plant Address:
91-104 Kalaeloa Blvd, Kapolei, Hawaii 96707

Phone Number:
808-682-3000

Fax Number:
808-682-3636

Toll-Free Number: 800-352-3920

Email Inquiries To: dmalinovich@macsteelusa.com

Plant Contact Name(s):

Diane Malinovich
Vice President and General Manager
dmalinovich@macsteelusa.com

Mark Silva
Vice President Roofing Sales
msilva@macsteelusa.com

Gary Fujiwara
Galvanizing Sales
gfujiwara@macsteelusa.com