ISO Certificates

Manufacturing of S&P's products takes place at the factory in Seewen (Switzerland), as well as at various other S&P facilities:

- S&P Polska Sp. z o.o., Poland
- S&P Clever Reinforcement Ibérica, Lda., Portugal

An ISO 9001:2015 QS Management System is consistently maintained at all production locations.

Certificate ISO 9001 : 9015



SIMPSON Strong-Tie

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