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Decerno AB

Swedish IT firm building custom systems and AI solutions for private and public sector clients

About Decerno AB

Decerno AB is a Swedish IT company that builds tailor-made systems and takes responsibility for them over time. It dates its craft to 1984 and is part of the Addnode Group. Today it also advises on artificial intelligence and runs an AI lab where clients can try ideas.

What Decerno offers

  • Custom systems — business systems designed around a client's own needs.
  • AI consulting — help from idea to implementation, for both private and public organisations.
  • Digital services — web work, design, analysis, optimisation and content production.
  • Geographic IT and IoT — specialist solution areas listed in its profile.
  • Application security — testing and advice on securing software.

Who it works with

Private and public sector organisations. Examples on its site include a prosecution authority, a child psychiatry service and a large estate agency chain. It avoids projects tied to alcohol, tobacco, weapons and betting.

Key facts

  • Offices: Kista, Stockholm, Gothenburg, Uppsala and Seville, Spain
  • Team: about 115 employees
  • Partnerships: Sitecore and Episerver
  • Parent: Addnode Group

Profile written by TrustList from the business's own published information, Oct 2026.

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What the business tells TrustList

Number of staff
115 people evidence sent

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