We are the only providers in the region with a complete offer in greatly specialized processes for manufacturing components for the Automotive Industry.

We create automotive components of high precision with a guaranteed quality, supported by a team of robust engineering and specialized workforce manufactured with next generation machinery.

Tier 1 and Tier 2 Providers

We pursue competitive advantages through additional and differential attributes and services.

Strategic logistics location in the Mexican Republic.

Direct and indirect exporters.

Development, implementation and control of new processes.

Commitment with each of our projects.

Assurance of product quality with specialized technology (piece by piece).

Quick response to new projects.

About Us

We are a company of Mexican origin with 12 years of experience in manufacturing components for the national and international metal-mechanic industry.

Due to our excellent strategic location in Celaya, Gto., We have developed great expertise serving projects mostly for the automotive sector.

We offer integral services that add value to companies that adapt to the needs of each of our clients.


  1. In 2005, our founder started operations with only 3 people in the team; responsible for the administration of payroll and personnel in the auto parts sector in the city of Celaya.

  2. During that year, he expanded company services to cover the inspection of materials, re-works and head hunting, resulting in acquisition of the Guanajuato’s Certificate of Quality.

  3. In 2009, we began to look into another business venture so as to diversify our services by incorporating the accessory manufacturing aspect into the company services; thus developing the tier 2 supplier scheme for the automotive industry.

    We acquired machinery with the latest technology such as CNC machining centers with 3, 4 and 5 axes, CNC lathes, hydrocutting and a metrology laboratory with automatic CMM.

    To guarantee that all our products are within the specifications of the customers, in that same year we obtained the ISO 9001-2008 certificate. In August, the offices were moved to the facilities of the industrial zone, where we are currently located.

  4. In 2011, the cutting division increased production capacity by acquiring new equipment such as a laser machine and folding machine. CNC.

    International Projection by exporting its first products to Venezuela and USA.

  5. In 2013, we acquired and got committed to new technologies, to the development, manufacture and subassemblies of automotive components and consequently the SIIOSA group's coatings area was born, offering services of: E-Coat and Powder-Coat.

  6. Expansion of our facilities and projection of the corporate image.
    Development of new coating technology: Anodized.
    It is now 10 years in the market.

  7. ISO CERTIFICATION/TS 16949: 2009
    Tier1 suppliers for the automotive industry.
    Development of forming processes: Bending of tubes.

  8. Development of new coating technologies: Nickel electrolysis.
    Change of image on our website.
    Expansion of facilities and projection of image to the public.
    To improve the quality of the finished product, we acquired new technologies in the area of ​​quality: saline chamber, handyscann700, Brillometer, durometer, colorimeter and x-ray thickness checker.
    Today we export 58% of our production, and we have a work force of 120 employees.

Institutional philosophy


We meet the requirements of customers by adding value through the manufacture of components providing innovations and quality solutions for the industrial sector.

Quality policies

At SIIOSA we are committed to meeting the needs of our customers in manufacturing components for the industry through a culture of working together and continuous improvement in our quality management system to obtain the established quality goals.


Quality and innovation in service





ISO 9001/2008

We manufacture components with specialized processes to meet the highest and most demanding requirements in the automotive industry.


+52 461 609 08 63


Avenida México Japón no. 313 Cd. Industrial, Celaya, Gto.