About us
Experience, judgement and advice
We are a Barcelona team specialising in customs and registered as a customs representative with the Spanish Tax Agency (AEAT), with experience in day-to-day operations, legal judgement and applied technology.
We work with importers, exporters and logistics operators who need to respond to Customs, obtain authorisations or put their operations in order, always dealing directly with the person handling each case.
Customs representation
AEO authorisations
Defence before Customs
01
Trust
Direct relationships and decisions explained, with support throughout the operation.
02
Growth
Knowledge that turns into stronger processes and new possibilities for the business.
Our objectives
Anticipate issues
Anticipate issues, strengthen criteria and document key decisions better.
Bring clarity
Translate regulation and processes into concrete actions for import and export teams.
Improve processes
Identify opportunities for improvement in workflows, tools, data and internal coordination.
“In customs, legal certainty is built by bringing together knowledge, method and teamwork.”
People make knowledge grow
The Tree of Knowledge
At Guiex, experience is shared, turned into strategy and grows until it connects with new opportunities.
The people behind every operation.
Customs brokers, consultants and specialists who work together so that every decision has judgement, method and someone who answers for it.
Daniel Agosto Trives
Founding partner
Daniel Agosto Trives
Founding partner
Founding partner of Guiex with more than twenty-five years' experience in customs, much of it as head of customs, a master’s degree in Customs Law and Management from the University of Barcelona, and specialist expertise in customs warehousing and AEO certification.
Manel Anguren Llevat
Founding partner
Manel Anguren Llevat
Founding partner
Founding partner of Guiex with a degree in Political Science and a postgraduate diploma as a Professional Customs Agent, he co-directed the Master’s in Customs Law and Management at the University of Barcelona from 2016 to 2025 and specialises in AEO certification, customs compliance and representation before the authorities.
Meruzhan Manukyan
International trade consultant
Meruzhan Manukyan
International trade consultant
Consultant with more than ten years' experience in customs and a postgraduate diploma in Customs Law and Management from the University of Barcelona, specialising in regulatory compliance, customs optimisation and tax savings.
Joan Maria Thomàs
Head of consultancy
Joan Maria Thomàs
Head of consultancy
Head of the consultancy department, law graduate from the Universitat Rovira i Virgili with a master's degree in Customs Law and Management from the University of Barcelona, specialising in trade compliance, customs authorisations, tariff classification, origin and AEO.
Milton Cosacow
Process analyst
Milton Cosacow
Process analyst
With a master's degree in Customs Law and Management from the University of Barcelona and experience as a customs broker and head of customs, he helps companies optimise their processes, analyse their data and implement technology for fast, traceable operations.
Lola Erlandsen Gavilán
Marketing and communication
Lola Erlandsen Gavilán
Marketing and communication
Head of marketing and communication, with a degree in Advertising and Public Relations from the University of Barcelona, she turns technical concepts into clear messages and looks after the firm's image.
Óscar Aché Reinoso
International trade consultant
Óscar Aché Reinoso
International trade consultant
Law graduate with a master's degree in International Business and a specialisation in European Union Customs Law, with experience managing customs departments and in international trade consultancy, AEO certification and customs warehousing.
Pol Domingo Elizalde
International trade consultant
Pol Domingo Elizalde
International trade consultant
Law graduate currently studying for master's degrees in Legal Practice and Maritime Law, he works on customs operations, AEO certification and regulatory compliance projects.
Néstor Guillamot
Head of customs
Néstor Guillamot
Head of customs
Head of the customs management department, with more than twenty years' experience as a customs technician in Barcelona, he works in Catalan, Spanish, English and Italian.
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