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Sigma

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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4.8/5.0 (1840)

15Testimonials

  • "It was a privilege to be asked to independently test the Green Engage system's usability. With a System Usability Score of 96.6, that is the highest score we have seen …

    Carol Barnum Director of the Usability Center

  • "Sigma has delivered an excellent service in a very tight timescale. The finished product has been creatively designed to a very high standard, with the added benefit of an enhanced …

    Simon Penaluna Assistant Director of ICT

  • "Sigma helped us to build a market-leading UX team and embed design thinking in our business through brilliantly delivered research and consultancy. As far as I'm concerned, these folks are …

    Fritz von Runte Head of UX and Design
14 more testimonials currently locked

20 Case Studies

  • Forming a digital strategy partnership

    Eve Critchley Head of Digital

  • Diversity Role Models - Customer Case Study

    Suran Dickson Chief Executive Officer

  • Supporting public services with a refreshed website

    Shaun Barritt Web Manager
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Additional Sigma Information & Resources

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.

FeaturedCustomers has 1,904,247+ validated customer references including reviews, case studies, success stories, customer stories, testimonials and customer videos that will help you make better software purchasing decisions.