High-quality metal products and services

Strength in Steel.
Precision in
Every Joint.

Driven by innovation, craftsmanship, and a commitment to collaboration. We support complex metalwork projects with the capability, expertise, and adaptability required to deliver lasting results.

Our advanced manufacturing technologies and experienced specialists enable efficient, high-quality production, while our flexible, client-first approach ensures tailored solutions and trusted partnerships from initial consultation through completion.

About Us

SIA Promstal GTU is a metal structure manufacturing company with many years of experience and a professional team.

Our production facility is located in Jaunolaine, Latvia, where we provide a full production cycle – from material procurement to the delivery of finished products. Quality, reliability, and a professional approach are the foundations of our work.

Engineering & Design

Fabrication Up To 600T/mo

EN 1090 EXC3 Certification

Full Cycle: Design → Production → Installation

Our Services

Metal Trade

We combine local stock access, procurement expertise and logistics to keep your project moving.

Steel Manufacture

We provide reliable, documented and deadline-driven production for industrial, commercial and infrastructure projects.

Metal Cutting

Precise metal cutting is the foundation of high-quality metal structure manufacturing. We use modern cutting equipment to ensure accurate production of parts according to client specifications.

Welding

Our certified welders perform welding work of varying complexity, adhering to international quality standards. We deliver durable and reliable metal structures with guaranteed longevity.

Painting

To protect metal against corrosion, we offer professional surface treatment and painting. We use high-quality coatings that ensure the structures' long service life and attractive appearance.

Installation

Our team provides comprehensive installation services for metal structures. From transportation to on-site assembly, we ensure a seamless and efficient process, adhering to all safety and quality standards.

Quality & Standards

Our Projects

Precision-engineered steel solutions for industrial and commercial applications.

Our projects showcase a broad range of heavy-duty metalworking capabilities, from the fabrication of complex structural steel frameworks and large welded assemblies to precision-manufactured components finished to exact specifications.