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Supersonic Manufacturing Inc. (SMI) has been in the business of steel wire manufacturing and processing for alomost 40 years. It is a family owned corporation established in 1971. It is now in its 2nd generation of existence.

Its original product line includes: B.I. and G.I. Wire, Steelmatting (B.I. Welded Wire Mesh), Cyclone wire, Barbed Wire, Hog Wire, Chicken Wire, G.I. Welded Wire, Staple U-nail.

In 1998, SMI expanded its manufacturing line to include gabions/mattresses. The materials for this line, however, are 100% imported to meet international standards. In 2003, the Geotechnical Supplies and Services Department (GSSD) was created to better serve the needs of its customers in this industry. In line with this, SMI ventured into trading of Geosynthetics with the aim of selling only products from leading reputable companies with years of experience and technical knowledge in this field. 

Having established it’s place as one of the leading manufacturer of wire fencing in the country, in 2006, SMI was granted the distributorship for Betafence fencing products.  Betafence has the industry’s largest fencing and access control product portfolio and is Europe’s number one fencing manufacturer.

In 2008 the company also engaged in the trading of PC strand.

Through the years the Company has continued its practice of consistently supplying its customers with only the best quality products and services at the best available price.


SMI aims to achieve sustainable growth and profitability. To consider its customers as business partners, in its efforts to provide immediate availability of the best quality products, conforming to internationally accepted standards, at the best available price.


SMI will become the leading manufacturer and distributor of all the products that it carries in the Philippines.