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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 (1824)

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

  • "We are proud of the information and advice our website offers and delighted to be working with Sigma to ensure we are able to reach even more people and achieve …

    Eve Critchley Head of Digital

  • "We have been really impressed with Sigma’s customer-focused approach to designing a quality user experience across our products. Our vision has been to design and deliver sector-leading products to enhance …

    Ben Walker Product Owner
14 more testimonials currently locked

20 Case Studies

  • Driving efficiency for med-tech providers through the HealthTech Connect platform

  • Optimising user experience and conversion rates

  • Forming a digital strategy partnership

    Eve Critchley Head of Digital
19 more case studies currently locked

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 1,897,790+ validated customer references including reviews, case studies, success stories, customer stories, testimonials and customer videos that will help you make better software purchasing decisions.