Specialized in manufacture and textile production


Our company has been on the market for over 30 years and is a reference in its field.


We are internationally recognized through our exports, namely to France, England, Ireland and Spain.


Much more than just a clothing factory, we are your right partner

Sigmastrong is a nationally and internationally recognized company in the field of indoor and outdoor knitwear for men and women.
We also manufacture technical sports articles.

We produce and promote Made in Portugal products, with the highest quality of materials and the guarantee of our experience accumulated over 3 decades to guarantee only the best results.

We give great importance to the environmental impact and that’s why we work with organic, recyclable and sustainable fabrics.
Come and find out more about our work, and what we can do for you

Into the last finishing detail


Every step of the manufacturing process




trust us

100% national quality production

Specialists in all types of clothing but with a strong focus on sporting goods in the most diverse areas.

National Products

Work with us and like us, help the Portuguese industry.

Sustainable Manufacturing

We are aware of the environmental impact of our production.

Premium Quality

We use only European or Japanese raw material, thus guaranteeing the quality of our pieces.

We have a manufacture solution for your brand.


We are the right partner

We work with your company, we produce for other brands.
We make your products and meet your image.

Talk to us and start an ideal partnership!

Contact us

Send us a message

    Extensive experience in garment production

    Visit Us

    Zona Industrial do Soeiro 138-Lote 34 e 35
    4745-399 S.Mamede Coronado, Trofa

    Contact Us

    +351 229 82 6673

    *Call to national fixed network

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