Coalimex Building – Award-Winning Office Design
Project Overview
The concept design for the Coalimex Building, headquarters of Vietnam National Coal and Mineral Import-Export Joint Stock Company (Coalimex), was developed by IBSTAC Architects & Planners (formerly the Architecture Department of the Institute for Building Science and Technology – IBST) in collaboration with Codinachs Architects (Spain).
The project achieved Second Prize in the 2008 Architectural Design Competition, standing out among entries from prestigious domestic and international firms such as FKA (Fender Katsalidis, Australia) and VNCC.

Project Information
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Project Name: Coalimex Building – Concept Design
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Category: Office – Headquarters
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Location: 33 Trang Thi Street, Hoan Kiem District, Hanoi, Vietnam
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Design Units: IBSTAC Architects & Planners in collaboration with Codinachs Architects (Spain)
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Client: Vietnam National Coal and Mineral Import-Export Joint Stock Company (Coalimex)
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Completion Year: 2008
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Scale: 10 above-ground floors, 3 basements, total site area 1,254 m²
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Award: Second Prize – 2008 Architectural Design Competition

Architectural Highlights
Located in the heart of Hanoi, at 33 Trang Thi Street, the Coalimex Building represents a harmonious blend of Eastern and Western architecture, combining modern form with contextual sensitivity to the historical character of Hanoi’s Old Quarter.
The design concept was recognized for:
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Elegant and contemporary architectural expression that still respects classical heritage.
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Sensitive integration with the surrounding urban landscape and street context.
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Functional and efficient spatial organization, achieving high technical and operational standards.
Design Significance
The Coalimex Building concept marked a major milestone in IBSTAC’s early development, demonstrating the creativity, technical capability, and global collaboration of its young architectural team.
It stands as a symbol of IBSTAC’s ambition to deliver world-class office architecture that bridges cultural identity and modern innovation.
About IBSTAC Architects & Planners
With over 20 years of experience, IBSTAC Architects & Planners has consistently pursued the mission of creating unique, innovative, and comprehensive design solutions that meet international standards.
Notable projects include:
In 2020, IBSTAC was honored among the Top 10 Architecture Firms in Vietnam at the BCI Asia Awards, reaffirming its reputation in the regional architectural industry.
Proudly operated and developed by 100% Vietnamese architects and experts, IBSTAC continues to realize its vision:
“Design for a Better Life.”
