Company Profile


Grandspan Development Corporation (GDC) was established in 1979 at a 35 hectares compound in Barangay Tagpos, Binangonan, Rizal where its Home Office, Steel Plant, Tube Mill Plant and Trailer Assembly are located.

Since its inception, GDC has committed itself to manufacture only the most superior products and provide quality services. After almost four decades of unparalleled technical skill, innovation and customer satisfaction , GDC has gained wide recognition for its high quality steel products and dedication to service.


Today, it serves domestic and international markets and is considered as one of the most equipped steel fabrication plant in Asia with Rated Capacity of 2000MT a month of fabricated Heavy Steel Structure.

We are manned by a competent staff of licensed Architects, Structural, Civil and Mechanical Engineers who were formerly connected with known steel fabrication companies, well-versed in the fields of Engineering, Technical Services and Quality Control. 


Grandspan Development Corporation takes pride in the growing number of its regular clients all of whom benefit from its unparalleled expertise and wide range of services, among which are:

  • Structural Steel (Design, Fabrication and Erection/Installation)

  • General Construction (Warehouses, Buildings, Airports and Bridges)

  • Built – Up Wide Flanges, I & H Beams and C & Z Purlins

  • Power Plant Structure and Storage Tanks

  • Trailers Design and Fabrication


Grandspan Development Corporation shall strive to be the leader in steel fabrication, tubular section, trailer manufacturing, hauling equipment and general construction. The corporation shall accomplish this through total quality management and at the same time promoting long term partnership with suppliers, customers and the community.

GDC mission to be partner in the country’s quest for progress and development, and with these visions GDC will provide customers with internationally accepted products and services of enduring value with the highest standards of professionalism and technical competence.

GDC shall provide a safe and environment friendly atmosphere , a working environment conductive to growth and industrial peace.


Grandspan Development Corporation is committed to the achievement of excellence in Structural Steel Design, Fabrication and Erection. We comply to International Standards for Quality Management Systems (QMS) to meet the customers, statutory and regulatory requirements applicable to the product and Company’s own standards. We maintain our stature as a leader in steel industry as we set and achieve challenging quality objectives and adopt global best practices towards continual improvement of our business processes to achieve total customer satisfaction.

We produce the best and keep on improving! 


Grandspan Development Corporation is committed to provide a safe and healthy environment in the workplace. Everyone complies to company Safety Rules and Standards in its pursuit to delight employees, community and stakeholders with quality products and services.

We have a strong team exerting best efforts towards a drug free  and Safe Working Environment guided by mandates of the law.

Our Greatest challenge is our work philosophy that every accident is PREVENTABLE, that zero accident is a REALIZABLE goal. 


Member :  Lucio Tan Group of Companies  (LTGC)         

ISO 9001 : 2008

CERT. NO. CIP/3903/07/12/550

PCAB Certifcation : 16-09580

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