
Barge Access Welding
Welding Services,
Delivered by Water.
Specialized Waterfront & Marine Welding
We Don’t Just Weld; We Bridge the Logistics Gap
In waterfront and marine construction, getting specialized welding equipment to the worksite is half the battle. No. Twelve Welding Company specializes in barge-access and shoreline mobile welding designed to integrate seamlessly into marine operations, minimizing costly floating equipment standby times.
We understand that marine crew delays and tug standby fees can derail a marine project’s budget in a single shift. That’s why we’ve engineered our service as a turnkey logistical asset—providing fully autonomous mobile units capable of loading directly onto work barges, sectionals, or operating from remote shorelines, requiring zero infrastructure or power support from the client.
Precision for Corrosive & Heavy-Duty Marine Environments
Marine integrity depends on deep structural penetration and weld durability against constant hydraulic force and corrosion. We bring deep technical expertise to every marine job, specifically focusing on:
Built for Rigorous Marine Safety Conditions
We recognize the inherent risks of working over water. No. Twelve operates with a strict, self-sustained protocol to fit into any commercial marine workspace:

Waterfront Experience Where It Counts
Our mobile marine framework is built for the demanding environments of Ontario’s commercial waterways. Serving the shipping corridors along the St. Lawrence River, Lake Ontario, and regional inland industrial assets, No. Twelve brings pace-setting efficiency directly over the water to keep your marine infrastructure projects on schedule and fully compliant.
Service FAQ’s
Yes. Because we are owner-operated and fully mobile, we can mobilize quickly for both scheduled shutdowns and emergency refractory repairs across Ontario, bringing our own power and consumables to the site.
Absolutely. Our mobile units are designed to reach your equipment in the field, at the quarry, or on the job site to eliminate transport costs and get you back to work faster.
Yes. We maintain comprehensive liability insurance and WSIB coverage specifically tailored for industrial and commercial environments. We understand the compliance requirements of “Tier 1” sites and can provide the necessary documentation prior to arriving on-site.
