Top 7 Welding Companies in New Hampshire 2026

H & H Custom Metal Fabricating

Plaistow, New Hampshire

H & H Custom Metal Fabricating, Inc. was founded in 1996 in Plaistow, New Hampshire, just over the Massachusetts border.

Macy Industries

Hooksett, New Hampshire

Macy Industries operates from Hooksett, New Hampshire, where it was founded in 1975 as a family-owned metal fabrication business. The company remains family-run, emphasizing a collaborative approach that spans design, fabrication, and installation.

New Hampshire Steel Fabricators

Goffstown, New Hampshire

Founded in 1981 in Goffstown, New Hampshire, New Hampshire Steel Fabricators (NHSF, LLC) began as a custom steel fabrication shop serving the construction industry. The company operates as a limited liability company and has grown to serve clients across New England.

Winchester Metal Works LLC

Ashuelot, New Hampshire

Winchester Metal Works operates from Ashuelot, New Hampshire. The company's founding year and original owners are not publicly disclosed.

603 Metals operates from a shop at 724 E. Industrial Park Drive in Manchester, New Hampshire.

B.D. Welding & Fabrication operates from Boscawen, New Hampshire, as a locally owned metal fabrication shop serving the state's capital region and surrounding communities.

Based in Manchester, New Hampshire, with a shop in Raymond, TS Welding & Fabrication is a family-owned operation founded by Tony Schmoock, who brings more than 20 years of welding and fabrication experience. The company serves customers throughout southern New Hampshire and northeast Massachusetts.