Team of Expert Attorneys in Barcelona and Madrid – Martínez Caballero Abogados

Qualified professionals in immigration, family, criminal, labor, civil, and administrative law.

Our team of attorneys in Barcelona and Madrid is made up of professionals specializing in immigration, criminal, family, labor, and administrative law. Each attorney brings practical experience and a commitment to effective results, offering personalized, client-focused legal advice to each client.

Diana Caballero Aguirre

CEO – Founding Partner.

Executive Director of Communications and Sales.
Attorney specializing in administrative, commercial, and immigration law.
Administrative Agent, Association of Administrative Agents of Catalonia.

Jose María Martínez

CEO – Founding Partner.

Executive Director of Internal Operations.
Attorney specializing in administrative, labor, tax, and civil law.

Ana Nicolás Torán

Associate Attorney.

Expert in Family Law and Immigration Law.

What Sets Us Apart

Proven legal experience

More than 10 years advising individuals, self-employed professionals, and businesses. In-depth knowledge of immigration, criminal, family, labor, and administrative law to provide practical legal solutions.

Sheila Quiroz Sifuentes

Lawyer.

Expert in Civil and Administrative Law.

Sandra Milena García

Bachelor’s degree in Business Administration from Colombia.
Consultant specializing in self-employed individuals and small and medium-sized enterprises in Spain.
Consultant on matters related to the DGT in Spain.

Loren Andrea Cardona

Specialized Advisor on Immigration Matters.
Customer Service and Administration.

Expertise and Professional Rigor

Each case is reviewed by attorneys who are experts in their field. We rely on legal strategy, stay up to date, and take a results-oriented, technical approach .

Germán Ruiz Castaño

Growth Marketing Consultant, Expert in Legal Marketing and AI Implementation.

Julia Oliveira

Accounting Technician: Self-Employed Individuals and Small and Medium-Sized Enterprises in Spain.
Expert in International Relations and Digital Communication.

Sergi Illescas Corbi

Accounting and Tax Specialist for Self-Employed Individuals and Small and Medium-Sized Enterprises in Spain.

Personalized, attentive service

We listen, guide, and clearly explain each step. Our goal is for the client to feel confident, informed, and supported at all times.

Sara Gabernet

Lawyer Specializing in Immigration and Criminal Law.

Dania Leal

Specialist Consultant in Immigration Matters.
Attorney (Venezuela).

Daniellie Hernández

Administrative Assistant in the Customer Service and Administration Department.
Attorney (Venezuela).

Results and Confidence

Hundreds of clients already trust our firm. Successfully resolved cases, genuine reviews, and total commitment to every case.

María Alejandra Lobo

Bachelor’s degree in Social Communication (Venezuela).
Customer Experience Specialist.

Iván Álvarez Sáez

Lawyer Specializing in Criminal and Labor Law.

Carolina Pedraza

Attorney Specializing in Commercial, Civil, and Immigration Law

Ailen Parra

Expert in Customer Service and Service Management

Yordian Quintero

Certified Accounting and Tax Specialist specializing in the Self-Employed and SMEs / Economist and ADM (Colombia) / MBI (Spain)

Carmen Pérez

Administrative Manager and Immigration Specialist

Tatiana Olaya

Legal Assistant for Immigration Matters and Customer Experience

Hire a lawyer to provide legal advice

Pay online quickly and easily, get a consultation with the best attorney for your specific case, follow the steps, and we’ll contact you as soon as possible to schedule the date and time of your consultation, whether online or in person.

Consultation with an attorney
60,50 € IVA incluído Contratar servicio

Contact us now

SUMMARY CLAUSE WEB PRIVACY POLICY

Data Controller: APNA ADVOCATS, S.L.P., with Tax ID No. B67183491, whose registered office is located at Plaza Tetuán, No. 40-41, 1st Floor – Office 1, ZIP Code 08010 Barcelona – Spain

Purpose of Processing: To respond to user requests for information through the website. To manage the booking of appointments through the channels established on the website, both from a point of view of attendance control, administrative and billing. In case of contracting any of the legal, accounting, or any other type of services provided by the company, the purpose may also be to manage and monitor the provision of such service. To manage social networks. The Holder has a presence in social networks. If you become a follower on the social networks of the Holder the processing of personal data will be governed by this section, as well as by those conditions of use, privacy policies and access regulations that belong to the social network that applies in each case and that you have previously accepted.

Commercial communications: We will only send you commercial communications, provided that they are of interest to you, with your prior authorization, which you can provide us through the appropriate box provided for that purpose. If you are a client of the firm, we may send you such communications on the basis of article 21 of the LSSCIE, but you can always request to unsubscribe and stop receiving such mailings.

Basis of legitimacy of the treatment: The consent of the interested party obtained through the acceptance of the corresponding box.

Data protection rights: You can exercise your rights of access, rectification, opposition, deletion, limitation of treatment and portability in the mail info@martinezcaballero.com or that of our Data Protection Delegate: equaldpo@equalprotecciondedatos.com. If you feel that you are not adequately addressed, you can file a complaint with the Spanish Data Protection Agency (AEPD) https://www.aepd.es/es.

Additional information

More information in: Privacy Policy.

Real Customer Reviews

      EXCELENTE  
   A base de 888 reseñas 
    
 
 
 
   
 
 
       Publicado en Google  
   
   Carlos Ramirez Marquez 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. Realizar mis trámites de residencia con Martínez Caballero Abogados fue la mejor decisión, muchas gracias a Loren, Dania, Carmen y todo su equipo, excelente atención y resultados
  
 
      Publicado en Google  
   
   Alexander Liberato 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. Mi experiencia con el despacho ha sido, en general, positiva. Contraté sus servicios para el acompañamiento y gestión de un proceso de regularización en España, que hasta el momento ha tenido una evolución favorable y continúa en proceso.

Destacaría especialmente el trato cordial y la disposición del equipo, así como la efectividad en la gestión y el acompañamiento durante el procedimiento.

En general, estoy satisfecho/a con el servicio recibido y, sobre todo, con la evolución positiva de mi proceso.
  
 
      Publicado en Google  
   
   Fredy Samboni 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. Los abogados Martínez y Caballero son muy eficientes,han llevado mis trámites de regularización desde mi inicio hasta ahora que e obtenido mi nacionalidad,les agradezco mucho por su acompañamiento y compromiso.
  
 
      Publicado en Google  
   
   Marisol Corporan santana 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. Excelentes profesionales,con ellos los procesos realizados son claros y precisos,no los cambio por nadie,he realizado un proceso que ya había intentado en otras ocasiones y el resultado fue fallido pero en con este equipo de trabajo he sido atendida por Dania y Sheyla y he obtenido resultados satisfactorios,siempre atentas y cordiales y sobre todo la información necesaria para obtener los mejores resultados.
  
 
      Publicado en Google  
   
   Danilo Raigoza 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. Recibí una excelente asesoría de Sandra, y quedé muy satisfecho con el trabajo realizado.  Muchas gracias !!!
  
 
      Publicado en Google  
   
   Jhon Llanos 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. Excelentes
  
 
      Publicado en Google  
   
   Lela Akiashvili 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. I cannot recommend this law firm highly enough. Jose María Martínez approached my case with extraordinary dedication, professionalism and attention to detail.

His expertise was matched by genuine care and dedication.

If you are looking for a trustworthy, dedicated and highly professional lawyer, I wholeheartedly recommend them. I will definitely continue all my business with them.
  
 
      Publicado en Google  
   
   Amaro 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. La consulta con Iván Álvarez Sáez fue muy atenciosa, me lo explicó con paciencia y de forma clara y objetiva todo que necesitabas saber. Además escucho todas mi dudas y las contesto de manera gentil y simples, de manera que esté a mi alcance comprender cosas más complejas del derecho. Estuve muy contento con su servicio e profecionalismo.
  
 
      Publicado en Google  
   
   Karen Andreina Rico Mena 
 
 
 
 Trustindex verifica que la fuente original de la reseña sea Google. La mejor experiencia con Martínez caballeros se apersonan mucho con cada expediente les recomendarías 100%
  
 
  
  
 
     Verificado por: Trustindex  La insignia verificada de Trustindex es el símbolo universal de confianza. Solo las mejores empresas pueden obtener la insignia verificada si tienen una puntuación de revisión superior a 4.5, basada en las reseñas de clientes de los últimos 12 meses. Leer más

Team of expert attorneys in Barcelona