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Software Development Company

DEICA

Castellón firm distributing and supporting GEYCE ERP software for accountancy, tax and legal practices

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About DEICA

DEICA, also known as DEICA Informática, is a software and IT services firm in Castellón, Spain, founded in 1992. It distributes the GEYCE ERP for professional practices, helps clients install it and trains users to automate their work, and also offers IT support to businesses and individuals.

What DEICA offers

  • g-Conta — accounting for practices handling their own books and those of their clients.
  • g-Nomi — payroll, social security and related official returns calculated from salary slips.
  • g-Mode and g-Soci — preparation and online filing of official tax forms, plus corporation tax and annual accounts.
  • g-Gestión and g-EO — practice management, billing and client tracking, and returns for the different tax estimation regimes.
  • Data migration and training — imports data from other applications and trains users on each module.
  • IT technical service — diagnosis and repair, network set-up and preventive maintenance.

Who it works with

It serves tax, labour and accounting advisers, gestorías, law firms and small and medium-sized firms in Castellón and its province.

Key facts

  • Based in: Castellón, Spain
  • Founded: 1992
  • Software: authorised distributor of GEYCE

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

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