Top 14 Metal Fabrication Companies in Hawaii 2026

ARCH Hawaii: Custom Design & Fabrication

Honolulu, Hawaii

ARCH Hawaii operates from a fabrication studio in Honolulu, Hawaii. The company describes itself as a local team of designers, builders, artists, and problem-solvers rooted in Hawai'i, though no founding year or individual founders are disclosed in the available materials.

FabWeld Co.

Kailua, Hawaii

FabWeld Co. operates from Kailua, Hawaii, where it was founded in 1986.

Master Sheet Metal Inc

Honolulu, Hawaii

Master Sheet Metal, Inc. has been operating in Honolulu, Hawaii since 1970 as a sheet metal and mechanical subcontractor.

Aloha Sheet Metal

Kihei, Hawaii

Aloha Sheet Metal operates from Kihei on the island of Maui, Hawaii, with a fabrication shop in the Pulehunui Industrial Park near Puunene. The family-owned and operated company has provided air conditioning and sheet metal services across Maui and the other Hawaiian islands for approximately 20 years, though a specific founding year is not published.

Ed Dang Machine Works, Inc. was founded in 1954 by Edward C.

Hawaii Steel LLC operates from Kapolei on the island of Oahu, Hawaii. The company provides structural steel fabrication and erection services across the Hawaiian Islands.

Martin Steel Design Company operates from Waipahu, Hawaii, where it was established in 2000 by owner and Responsible Managing Employee Larry, a master fabricator with over 32 years of experience in the family metalworking trade dating to the late 1980s. Jo, the project designer and manager, brings a lineage in ornamental gate and fencing that began with her parents in the early 1970s, shaping the firm’s creative direction with modern accents.

Maui Industrial Metal Fabricators has operated from Puunene, Hawaii since 1990. The shop provides custom metal fabrication, structural steel fabrication, and steel material supply.

Royal Metals Co. has operated as a locally owned, family-run metal distributor and service center in Honolulu, Hawaii, since 1983.

Universal Manufacturers was established in 1958 in the Kalihi neighborhood of Honolulu, Hawaii. The company began in the heart of Kalihi and has expanded over the decades into a full-service fabrication operation.