Annex Engineering Services – Leading Steel Structure & Construction Company in Bangladesh

Building the Future with Strength, Precision, and Innovation

In Bangladesh’s rapidly expanding infrastructure and industrial sector, one name stands tall — Annex Engineering Services. As a trusted steel structure and construction company in Bangladesh, we take pride in delivering durable, efficient, and cost-effective building solutions tailored to meet the needs of our clients across various industries.

From pre-engineered steel buildings (PEB) and factory sheds to institutional and commercial structures, Annex Engineering Services is your complete solution for design, fabrication, and installation under one roof.

Who We Are

Founded with a vision to revolutionize the construction landscape of Bangladesh, Annex Engineering Services provides world-class steel structure fabrication, erection, and civil construction services. We blend modern technology, engineering expertise, and skilled manpower to execute projects that meet global quality standards.

Our company operates with the highest level of professionalism, ensuring safety, sustainability, and timely project delivery. With a client-first approach, we are committed to maintaining long-term relationships built on trust, transparency, and technical excellence.

Our Core Services

At Annex Engineering Services, we provide a wide range of customized engineering and construction solutions including:

Pre-Engineered Steel Buildings (PEB):
Modern, lightweight, and strong structures designed for factories, warehouses, and showrooms. Our PEB systems ensure fast installation and reduced project costs.

Industrial Shed Construction:
Expertly designed steel sheds for factories, workshops, and storage facilities — combining efficiency with long-term durability.

Commercial & Institutional Buildings:
From schools and colleges to restaurants and offices, our civil and structural solutions meet diverse architectural needs with precision.

Design & Fabrication Services:
Our in-house design and fabrication team ensures accuracy and quality at every stage — from structural drawing to on-site erection.

Turnkey Construction Solutions:
We handle the entire process — from project design and planning to execution and finishing — giving clients a seamless experience.
Why Choose Annex Engineering Services

Choosing the right construction partner is vital for the success of any project. Here’s why businesses, institutions, and organizations trust Annex Engineering Services:

Quality Materials:
We use top-grade steel and certified materials to ensure structural strength and longevity.

Expert Engineering Team:
Our engineers are skilled in structural design, load analysis, and project management — ensuring accuracy from start to finish.

Time-Bound Execution:
With advanced fabrication and project planning, we guarantee timely delivery without compromising quality.

Affordable Pricing:
Our cost-effective approach provides clients with the best value for their investment.

Commitment to Safety:
We strictly follow safety protocols to ensure secure and accident-free construction sites.

Client-Centered Service:
From design consultation to post-project support — we prioritize your satisfaction at every step.
Our Mission and Vision

Mission:
To provide reliable, innovative, and sustainable engineering solutions that help clients achieve their construction goals efficiently.

Vision:
To become the most trusted and technologically advanced steel structure and construction company in Bangladesh, contributing to the nation’s infrastructure development.
 Industries We Serve

  • Annex Engineering Services works across multiple sectors, including:
  • Educational Institutions
  • Industrial Factories and Warehouses
  • Commercial Buildings and Super Shops
  • Restaurants and Food Industries
  • Government and Defense Projects

Our adaptability and technical expertise make us a one-stop solution for any scale of steel structure or construction project.

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SUPPORT

Our support available to help you 24 hours a day, seven days a week.

CONTACT US

Annex Engineering Services
House-69(1st floor), Road-3, Ring Road, Adabor, Dhaka

Call: 01675 836798 Email: info@annexsteelbd.com