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Accounting Firm

Castells AC

Barcelona advisory office handling tax, accounting, payroll and legal matters for small firms and private clients

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About Castells AC

Castells AC is a Barcelona gestoría and advisory practice that looks after the tax, bookkeeping, employment and legal paperwork of small and medium-sized businesses. It also takes on matters for private individuals, and says it has been advising clients for more than 40 years.

What Castells AC offers

  • Tax advice — preparing and filing tax returns and the periodic tax forms, and spotting deductible expenses that owners tend to miss.
  • Accounting and bookkeeping — keeping the books up to date so the accounts are not left until the last minute.
  • Payroll and employment — labour advice for employers, including the rules on recording working hours and the right to digital disconnection.
  • Legal services for individuals — a team of lawyers handling employment disputes and personal legal problems.
  • Second-chance debt relief — help with applications under the Spanish law that lets insolvent individuals clear debts.

Who it works with

The practice serves small and medium-sized companies, self-employed people and private clients, mainly in and around Barcelona. It presents its offer as a single joined-up service covering both business and personal needs.

Key facts

  • Based in: Barcelona, Spain
  • Experience: more than 40 years advising businesses and individuals
  • Languages: Spanish

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

Categories & features

What the business tells TrustList

Founded
1986 (40 years) evidence sent

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