Companies compete in a global market and need professional support in any country where professional opportunities might appear.

In Auren, this approach is clear for us. With the experience due to our presence in 11 countries and our 59 offices, and with our membership in Antea, with coverage in over 70 countries. We understand and serve all international problems of our customers with a single interlocutor.

Our membership in the Forum of Firms, driven by the Transnational Audit Committee IFAC International Federation of Accountants, ensures compliance with the highest standards of quality. That is why we are amongst the 31 largest professional firms in the world, with our personal style: close to you, for your global success.

We will be happy to provide all necessary information from our nearest office.

  • Area of Activity
  • Transaction Advisory Services
  • Mergers & Acquisitions
  • Corporate Finance
  • Consultants
  • Accountants
  • Lawyers
  • Company type
  • Professional Services
C/ Mallorca, 260
Barcelona, Barcelona 08008, ES
P: 932155989
Our professionals are the largest asset of the firm. Its human and technical quality is part of Auren's success. Please visit this link to know more about our team

- Audit and Assurance

We offer the best quality services thanks to our constant innovation.

At Auren, we provide high quality audit services for the purpose of giving our clients with the maximum value in relation to the key aspects of their activity. We are convinced that transparency generates confidence.

Our approach allows us to help the entities we audit to know and manage their risks and to improve the quality of their financial information, as well as their non-financial information.

Our internal processes guarantee effective compliance with applicable technical rules, assuming the highest standards of independence, quality and accordance with regulations in the review of the annual accounts.

Auren is one of the few companies worldwide included as a member of the prestigious Forum of Firms (Transnational Auditors Committee – IFAC).

We have the capability to provide a global and multidisciplinary service in most jurisdictions worldwide through Auren International and Antea, Alliance of Independent Firms.

At Auren, our close communication with the client and great commitment of our professional team are our priorities.

We have been a benchmark of prestige in audit for years.

* Services of Audit and Assurance

Annual accounts and other financial statements audits
Due Diligence Procedures
Financial control of public grants and subsidies
Internal audits and internal control
Auditing of non-financial information
Public sector audits
Insolvency administration
Special reports and other Assurance services

- Legal and tax

We guarantee the peace of mind your company needs in an environment of complex legal and tax regulations.
The legal and tax service division of Auren provides ongoing and bespoke legal services on practically all areas of Law, with a multidisciplinary and quality-based approach. Our team is comprised of experienced lawyers and economists and advice individuals, Spanish and foreign companies and multinational groups to make the best management and strategic decisions. Auren has 15 offices located throughout Spain and Auren International and our Alliance of Independent Firms (Antea) provide services in more than 70 countries

* Services of Legal and tax

Commercial and Corporate Law
Litigation, Mediation and Arbitration
White collar crimes and corporate defense
Industrial and Intellectual Property, Audio-Visual and New Technologies
Administrative, Town Planning and Real Estate
Maritime and Transport
Financial and Banking
Corporate strategy and information and control systems
BPO – Business Process Outsourcing

- Consultancy

We provide solutions with an experienced team focused on obtaining effective results.

At Auren we offer services with specialized teams, providing practical solutions to our clients. Consolidated services in production, human resources, administration or management. The multidisciplinarity and the experience in sharing projects between different specialists give our actions a highly operational value.

* Services of Consultancy

People and culture

- Corporate

Auren Corporate is a point of reference in the financial advice sector and corporate transactions.

Leading firm

Auren Corporate is a reference point within the financial advice and corporate operations sector. We provide comprehensive support in transactions related to the sale and purchase of companies and businesses. We have a multidisciplinary team of professionals highly specialised in mergers and acquisitions, debt restructuring and financing operations (debt and equity), as well as in the company valuations.


Our collaboration starts by identifying the needs of the client, the strategic planning of the process, the rigorous analysis of the reality of the company, the study of the activity sector, the identification of investment/divestment opportunities, negotiation and advice on the transaction and its final closure.

Strategic support

We assist companies assuming the highest professional commitment, aware of the strategic relevance of corporate decisions. We guarantee absolute confidentiality and discretion in the processes in which we are involved. Our professionals have the experience and specialisation that the provision of these types of services requires.

* Services of Corporate

Mergers and acquisitions
Financial transactions
Debt restructuring
Transactions with risk capital funds
Company valuations
Feasibility and business plans

Our values

Our people, our values
We defend values which characterise us as a firm, including both those related to our professional activity and those related to ethics, independence, objectivity and professional competence, not forgetting any others showing a personal way of doing things: proximity, proactivity, innovation and being solution-oriented, providing our clients with value.

- Proximity
We work closely with clients. We are characterised by our flexibility and permanent availability. We are proactively committed to them.

- Quality
We guarantee the pursuit of excellence through the qualifications and experience of our professional teams, implementing rigorous and efficient work methods.

- Innovation
Auren is an innovating firm in the provision of our services, by improving processes and implementing the latest technology. We know the world is in a continual state of change, and we adapt to this.

- Professional ethics
All our actions are performed subject to objectivity, independence of opinion and confidentiality. Our code of conduct represents a commitment and guarantee of the honesty that form part of the culture of Auren.

- Multidisciplinary nature and specialisation
We are aware of the growing complexity of the business world, and its global nature. Therefore, Auren has specialised teams in various financial sectors and types of organisations, and we deal with problems from a multidisciplinary perspective: legal, tax, financial, organisational, human resources, etc.

- We contribute value
Our clients seek solutions and appreciate the added value we are able to provide them.

Our clients
We are proud to be recommended by our clients

We are the keystone of the work we perform. Through ongoing collaboration, we create efficient beneficial relationships. All the clients with which we work, regardless of their size, sector or activity, are unique and equally important.

We work to understand their needs, generate trust, provide solutions and help them create the value they need in order to succeed.

Being recommended by a client is our greatest achievement. As a result, each day we try to satisfy and meet the objective of the more than 20,000 clients we have worldwide.

Industries: our main sectors of interest

Real Estate
Public Sector
Consumption and Retail

Auren Abogados y Asesores Fiscales