We are a trusted welding and metal fabrication company proudly serving Portsmouth, NH. Homeowners and businesses in Portsmouth, NH rely on Impact Welding for great customer service and a quality product.
Portsmouth, NH is home to many industries we serve, such as residential construction, commercial construction, and property management.

We offer handrails in steel, stainless steel, and aluminum. We provide many different styles of custom metal handrails in Portsmouth, NH as well. Ornamental, hand forged, ADA-compliant rails, industrial pipe rails, modern/minimalist rails just to name a few.
Another product that we specialize in is stairs. A few examples of the types of stairs we offer include: metal pan stairs, industrial grating stairs, mono stringer stairs, spiral staircases

We provide professional mobile aluminum welding services throughout Portsmouth, NH and surrounding areas. Our services include: On-site repairs and fabrication for trailers, truck bodies, docks, marine components, equipment, structural aluminum, and custom projects.

We specialize in on-site aluminum repair welding in Portsmouth, NH for: damaged trailers, docks, boats, equipment, truck bodies, ramps, and structural components.

We offer custom aluminum fabrication in Portsmouth, NH for residential and commercial projects. Aluminum can be a great option for fabricated parts due to its excellent corrosion resistance and lightweight characteristics. Some examples of custom aluminum fabrication we offer are: Loading docks, awnings, handrails, custom parts/weldments, brackets, frames, etc.




Portsmouth, New Hampshire is a historic seaport city on the Piscataqua River in Rockingham County, near the Atlantic Ocean. With a population of around 22,000, it’s known for its rich colonial history, well-preserved 17th- and 18th-century architecture, and vibrant cultural scene. If you are in or around the Portsmouth region, and have a project in mind, give us a call!
Please reach us at tyler@impactweldingnh.com if you cannot find the answer to your question.
There are various factors that contribute to material selection. The primary ones being weight and corrosion resistance.
We serve many industries including commercial and residential construction, manufacturing, and property management.
Yes, over the years we have formed relationships with engineering teams and drafters to insure your project is completed the way you desire.
Copyright © 2026 Impact Welding NH - All Rights Reserved.
We use cookies to analyze website traffic and optimize your website experience. By accepting our use of cookies, your data will be aggregated with all other user data.