Precision in Every Detail. Strength in Every Structure.

At CHAC United Technologies Pvt. Ltd., a Division of GEO Designs and Research Pvt. Ltd., we provide end-to-end BIM solutions designed to optimize construction accuracy, reduce rework, and enhance collaboration. Our expertise spans across structural, architectural, and MEP disciplines, delivering fully coordinated 3D models that help U.S. clients design and build smarter.

Our Mission

Our mission is to deliver world-class engineering solutions driven by precision, innovation, and integrity. We empower clients across India, the USA, and global markets with advanced Steel Detailing, BIM, and civil engineering services, ensuring accuracy, efficiency, and cost-effectiveness at every stage of the project lifecycle while building long-term partnerships.

Our Mission

Our vision is to become a globally trusted leader in Steel Detailing, BIM, 3D design, and laser scanning services by transforming detailing into a strategic advantage. Through continuous innovation, advanced technology, and a commitment to quality, we aim to help clients build smarter, faster, and more efficiently across every stage of the construction lifecycle worldwide.

Certified. Trusted. Globally Recognized.

Proud to be associated with the world’s leading steel construction and quality standard organizations:

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Who We Are

CHAC United Technologies Pvt. Ltd. is a multidisciplinary engineering and detailing firm recognized for integrity, innovation, and client satisfaction. We specialize in delivering high-precision steel detailing services USA, combining technical expertise with advanced software solutions to ensure accuracy, efficiency, and compliance with international standards such as AISC, CISC, NISD, and ISO.


Leveraging industry-leading tools like Tekla Structures, AutoCAD, and Revit, our expert team produces reliable, constructible, and cost-effective detailing solutions tailored to client needs.


Proudly serving a global clientele – including steel fabricators, contractors, consultants, and engineering firms – CHAC United provides trusted steel detailing services USA that drive seamless project execution from concept to completion.

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Expertise That Builds Excellence

Proud to be associated with the world’s leading steel construction and quality standard organizations:

Steel Detailing
Services

We deliver precise and fabrication-ready BIM models for structural and miscellaneous steel detailing using Tekla Structures. Our models adhere to global standards such as AISC and NISD, helping clients eliminate errors.

BIM Modeling

We deliver precise and fabrication-ready BIM models for your structural and miscellaneous steel detailing using Tekla Structures. Our models adhere to global standards such as AISC and NISD, helping clients eliminate errors, improve coordination.

Structural Engineering and Connection Design

We provide detailed architectural drafting from layout to execution. Whether it’s residential, commercial, or infrastructure projects, our team supports CAD conversions, site planning, and 2D/3D drawings