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Read 15 Sigma reviews and testimonials from customers, explore 20 case studies and customer success stories, and watch customer videos to see why companies chose Sigma as their Digital Marketing Agencies

Sigma believe in a better tomorrow. They act now and lead the digital revolution forward. They continuously see results in challenging the status quo and together with their clients, they create technologies for the future. It is about cutting edge knowledge combined with the ability to dream. To work together with people who create wow! That´s how they make a difference.

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Customer Rating Review Scorebased on 1632 reference ratings
4.8/5.0 (1632)

15Testimonials

  • "Sigma's knowledge of User Experience and supporting us in the transition to the Umbraco CMS has been invaluable. The new website provides a solid platform we can build on for our long term initiatives and an improved cross-device experience for our users."

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20 Case Studies

  • Supporting public services with a refreshed website

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Read Sigma Reviews, Testimonials & Customer References from 15 real Sigma customers.

Browse Sigma Case Studies, Customer Success Stories, & Customer References from 20 businesses that use Sigma.