Sigma Test is Approved by CPWD, PWD, NDMC, DDA



We Are Trusted By World’s Leading Companies

Sigma Test and Research Centre is approved by the following government  organizations acknowledging the

analytical and testing services provided to several industries.

  • CPWD
  • PWD (Govt of Delhi)
  • New Delhi Nagar Palika Parishad
  • Indian Railways
  • DMRC
  • Delhi Development Authority

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