Avenor is a boutique tax law firm specialised in cross-border operations between Spain, Italy and Mexico. We support companies, investors and families with technical rigour and direct response.
Avenor Tax & Law focuses on cross-border projects with special attention to Spain-Mexico, Italy-Mexico and Spain-Italy taxation.
We combine academic and practical experience to structure, protect and expand projects in a complex and constantly changing international environment. We work with expanding companies, investors with multi-jurisdictional assets and families with operations in more than one country.
The boutique approach lets us support each matter with the technical depth it demands and the closeness a personal client deserves.
Deliver innovative, precise and strategic legal and tax solutions that drive sustainable growth for companies and individuals in an international environment, combining technical rigour with a close and personalised approach.
To be the reference boutique firm for international tax and legal advisory between Europe and Latin America, recognised for excellence, innovation and trust in the comprehensive management of cross-border operations.
We support domestic and international operations with the technical depth of a specialised firm and the agility of a boutique. Every service is tailored.
Double Taxation Avoidance Treaties and special regimes: Régime degli impatriati, forfettario, Patent Box, IMMEX and tax incentives in Mexico.
Learn more →Setting up subsidiaries and branches outside the home jurisdiction. End-to-end legal, tax and corporate matters.
Learn more →Gains and losses reporting, three-jurisdiction compliance, Form 720/721, DAC 8 and CRS for investors and digital businesses.
Learn more →Foreign trade operations with Mexico: customs compliance, certificates of origin and application of international treaties.
Learn more →Accounting, tax and payroll management. Registrations, filings, notarial and registry procedures with efficient compliance and legal certainty.
Learn more →Compliance under OECD Guidelines. Local File, Master File, comparable analyses and reports for related-party transactions.
Learn more →We work daily on the Spain-Italy, Spain-Mexico and Italy-Mexico tax corridors. Hands-on knowledge of each special regime, local rules and bilateral treaty.
Non-resident taxation, special regimes for impatriates and full bookkeeping with our own offices in Toledo and Madrid.
Special regimes for new residents, professionals and companies with cross-border activity. Native Italian support from Milan.
Foreign trade, promotion programmes and tax incentives for bilateral operations with Europe. In-depth knowledge of the SAT.
Four principles that structure our work and the relationship with every client.
To deliver a comprehensive, high-quality service across law, tax and international business.
To support clients in their expansion and compliance across multiple jurisdictions.
To drive research and applied knowledge as added value in professional practice.
To maintain a close, ethical and transparent relationship with every client, in every interaction.
Avenor's team understood our Mexico-Spain matter in a single meeting. Technical clarity and response speed made the difference compared to larger firms.
We had spent years looking for a firm that could connect the three countries we operate in. Avenor does it with the depth we need and the closeness we value.
The crypto-asset advice was precise and proactive. They explained the DAC 8 implications before most of the market had read them.
If your question isn't listed here, write to us by WhatsApp or email and we'll respond within 24 business hours.
Ask a question →Specialised advisory in international taxation between Spain, Italy and Mexico. Support in Spanish, Italian and English. We respond within 24 business hours.