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Steel Fabrication Excellence

Driven by Passion. Built with Precision.

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Proudly South African

Rooted in Loyalty. Powered by Community.

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Innovation in Every Weld

From Concept to Completion, We Deliver.

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Welcome to ISG

Strength in Steel. Commitment in Service.
Excellence in Every Detail.

ISG is a trusted leader in the steel fabrication industry, proudly serving the Eastern Cape with unmatched reliability and precision. 

We are proud to be a family-run company with strong values and deep local roots. Our culture is founded on respect, inclusivity, and integrity. At ISG, every team member is empowered to thrive, and every client is treated like part of our extended family.

We are known for our reliable service, exacting standards, and a passion for doing things right the first time. From small-scale fabrications to large commercial and industrial projects, our commitment to excellence and innovation never wavers.

More Than a Fabrication Company

We are committed to growing stronger together with our clients, our team, and our communities. Equality, respect, and empowerment are at the heart of our workplace culture, ensuring that every employee is motivated, valued, and equipped to reach their full potential.

At ISG, we are not just here for the project at hand we are here for the journey. We forge partnerships that endure, consistently standing by our clients through every challenge and opportunity. Our unwavering dedication to lasting relationships means your success is our legacy, now and for generations to come.

Let us build something great together!

What we offer

Steel That Supports More Than Structures

Our passion for building extends beyond blueprints. We invest in local skills development, support regional suppliers, and foster opportunities that drive transformation.

“With ISG, you’re not just building in steel,
you are building a future.”

Fabrication & Erection

General Engineering

Machine Design & Building

What our clients say

INNOVEX PROJECT SOLUTIONS
“ISG has once again proven why they are our trusted partner of choice. The team’s ingenuity in finding solutions to complex challenges, coupled with their unwavering commitment to meeting deadlines, has been nothing short of exceptional. Every interaction reflected the highest levels of integrity, and the quality of their workmanship exceeded our expectations in every respect. From start to finish, ISG demonstrated absolute professionalism, ensuring that all project deliverables were executed to the highest standard. We look forward to working with ISG on future projects and have no hesitation in recommending their services to anyone seeking excellence.”
Rhett Shaw
Director
Khula Nathi Construction
ISG, one of our Alliance contractors, has delivered exceptional service in the Eastern Cape over the past three years. Khula Nati Construction has built a strong relationship, and they have never let us down.
Kenneth Thomson
Project Director
StratGroup
StratGroup has worked with ISG on multiple steel construction projects, and they never fail to impress. Professional, supportive, and meticulous, ISG consistently delivers quality and precision. A trusted partner, we look forward to working with you again.
Eddie Schuch
Managing Director
Sinakho Consulting

Sinakho Consulting have worked with ISG for over 20 years on numerous projects in the Eastern Cape.  The most recent project being the VSL Manufacturing Plant where approximately 600 tons of structural steel were erected on time and with the required quality.  ISG’s quality of work continues to strive for excellence and together with their skillset and resources they solve site related challenges, are innovative in the execution of their works and are always promptly responsive.
 
It is always a pleasure working with ISG on our projects and are happy to recommend them as suitable Structural Steel Contractors.  We wish them all the best and look forward to furthering our relationship with them in the future.

Dave de Wet
Professional Engineeer
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Let’s Build Something Strong, Lasting, and Meaningful, Together.

Whether you’re launching a major industrial project or need custom fabrication support,
ISG Engineering is ready to deliver.

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