Grandspan Development Corporation has strived 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. Grandspan Development Corporation mission to be a partner in the country's quest for progress and development, and with these visions Grandspan Development Corporation will provide customers with internationally accepted products and services of enduring value with the highest standards of professionalism and technical competence. Grandspan Development Corporation shall provide a safe and environment friendly atmosphere, a working environment conducive to growth and industrial peace.

Plant and Equipment Capacity

When Grandspan Development Corporation was organized not a few would surmise that the corporation will grow into a giant manufacturer of steel products. Since 1979, plant output has multiplied.

Steel plants produce at least 150 metric tons per day of built-up structural steel beams, trusses, conveyors and other related products.

Fabrication plant produces 2,000 metric tons a month of fabricated steel structure. Said plants are equipped with machines such as:

  • Flanging dishing that can accommodate plate thickness of up to 25 mm a maximum blank diameter of 6,000 mm.
  • Plate Roller Bender with a capacity of 25 mm thickness and 4,000 mm plate width.
  • Welding manipulators that can accommodate sections of up to 6,000 mm in diameter.
  • Universal face milling machines for precision work especially for steel structure components of high rise buildings.
  • Multi-drilling machines with a capacity for beam width up to 1015 mm x 407 mm height, with four spindles on vertical head, two horizontal heads with two spindles each.
  • Power presses with capacities up to 3,000 metric tons
  • Welding positioners can handle a single structure up to 16 metric tons
  • Copi Borers for precision drilling of gusset, and splice plates.
  • Vertical and horizontal bending with a capacity of up to 75 mm plate thickness by 3,000 mm plate width.
  • 200-tons capacity press brake with a maximum width of 4,000 mm and a computerized backstop that can accommodate up to 60 different combination at a time.


Products and Services

Core Business:

An integral part of Grandspan Development Corporation vision is the manufacture and fabrication of steel products that will meet international standards such as American Standards for Testing Materials (ASTM), Japanese Industrial Standard (JIS) and American Welding Society (AWS). After almost two decades Grandspan Development Corporation is proud that its steel products have passed rigorous quality standards. The secret lies in Grandspan Development Corporation's unrelenting drive for quality and efficiency. The end result thoroughly satisfied Grandspan Development Corporation client both domestic and global. Our steel plants produces 2,000 tons a month of fabricated steel structure such as built-up beam, trusses, conveyors and other related products.


Other Products and Services:

Our Tube Mill plant manufactures tubular steel sections in various sizes of round, square and rectangular in shape, "Z" and "C" purlins per customer requirements. We also designs and fabricates all types of trailers such as flat bed, skeletal, dump, low bed, cement bulk carrier and dolly per customer specification using brand new undercarriage components.

We also offer our services:

  • Design Works for Structural Steel Frames and Other Related Steel Structures
  • Shop Drawing
  • Surface Preparation and Painting
  • Slitting of Coil

Rental of Cement Silo