Trust is the foundation behind great projects.
Proudly trusted by over 300 leading Iranian and international brands, Lahij Souleh has been their partner in creating lasting landmarks.
Engineering Trust, Building Strength
Collaborations with 300+ of the Nation’s Top Brands
Lahij Souleh’s Advanced Equipment
State‑of‑the‑art equipment by Lahij Souleh born from industry, built for tomorrow. Leading in steel and metal structures.”
Advanced Equipment of Lahij Souleh
Driven by Industry, Designed for the Future
Plasma Cutting
Plasma Cutting
Advanced equipment for precise, high‑speed cutting of metals, using laser or plasma technology to deliver clean, burr‑free cutting lines.
Submerged Arc Welding (SAW)
Submerged Arc Welding (SAW)
A specialized welding method in which the electric arc is struck beneath a layer of granular flux, enhancing quality and providing greater control during the joining process.
CNC Hot Cutting
CNC Hot Cutting
This machine can cut steel plates with high precision into complex shapes, including curved cuts and beveling of steel beams.
Laser Cutting
Laser Cutting
Replacing traditional CNC cutting and drilling methods, this machine quadruples production capacity by performing both operations simultaneously with exceptional speed and accuracy.
H‑Section Fabrication
H‑Section Fabrication
Lahij Souleh operates two fully automated H‑section fabrication machines with unlimited length capacity, producing all I‑ and H‑shaped beams to high technical standards, quickly and efficiently.
Shot Blasting
Shot Blasting
This equipment features a moving rail or a series of rotating cylinders that guide the workpiece into the shot blasting chamber for thorough surface treatment.
A Selection of Brands that have Chosen Lahij Souleh as their Partner
The reputable brands we have had the honor to work with stand as proof of Lahij Souleh’s quality, commitment, and expertise in delivering large‑scale and complex projects.
Partnership with the Nation’s Most Prestigious Brands
A testament to our quality and expertise in project execution.
Latest Completed Projects
From Villas to Bridges, from Steel Sheds to Monumental Structures – All Bearing the Seal of Lahij Souleh Quality
Latest Completed Projects
From Steel Sheds to Grand Structures – Bearing the Seal of Lahij Souleh Quality

Founder of Lahij Souleh
Hadi Nejad‑Bagher Lahiji
In 1976, he began his career in the construction of traditional welded frameworks, gradually integrating modern technologies to keep pace with advancements. Known for his forward‑looking vision and constant pursuit of innovative paths to progress, he achieved notable success over 21 years in Lahijan. In 1997, he obtained the license to establish Lahij Souleh Industrial Company, which was officially registered in 2003. Lahij Souleh — a successful fusion of expertise and technology in construction — now stands among the leading and top‑tier companies in the nation. The company’s name shines in numerous large‑scale and unique projects across Iran, specializing in the design, construction, and execution of heavy steel bolted structures.
Latest News & Articles
Latest News & Articles
July 14, 2025
Steel framing has emerged as an eco‑friendly option for modern construction due to several […]
July 14, 2025
In recent decades, technological advancements in the construction industry have significantly transformed the design […]
July 14, 2025
Steel frame structures are widely favored in civil engineering projects due to their high […]
July 14, 2025
Two of the most common structural systems in modern construction are steel frame structures […]