Who are we?

ADD GENEALOGÍA is specialized in heir tracing, representation of heirs during the liquidation of an inheritance and the certification of the list of the entitled beneficiary. Professionals (notaries, court-appointed administrators, lawyers, property administrators, life insurance companies, financial organizations and public administrations, etc.) primarily seek our assistance in cases of complex inheritance.

Our Objectives

Efficiency and Quality: To mobilize the best human and technological resources to provide you with fast genealogical research and the highest level of customer service.

Geographical coverage and speed: Through a single contact, find heirs as quickly as possible on any of the five continents.

Operational excellence and technological innovation:

  • ADD Data: a proprietary genealogical database with more than 500 million digitized and indexed records.
  • Digital genealogical chart (TGD)
  • Electronic Signature of Documents

The management team

Our staff in Madrid is made up of professionals with years of experience in heir tracing and in the handling of unresolved estate cases.

  • Pierre COYOLA Associate Director
    English, Spanish and French

  • Juan JOSÉ GONZÁLEZ Researcher
    Spanish, Galician and Portuguese

  • Nuno FERNANDES Researcher
    Spanish, English, Italian, Portuguese and French

Our Values

Ethics, guarantees and certification are the backbone of our DNA: Because inheritance and succession are complex and sensitive, trust and ethics are central to ADD GENEALOGÍA’s approach.

We play an active role in the bodies that regulate our profession, which in turn is governed by a code of ethics and deontology.

We offer strict guarantees that go far beyond the required standards and provide essential protection to stakeholders, whether they are industry professionals or heirs:

  • Secure Third Party Account with Caisse des Dépôts et Consignations
  • KPMG Annual Independent Audit

Our services


Our experience in probate genealogy, together with our international dimension, allows us to respond in an efficient, fast and personalized manner to the different probate issues faced by legal professionals and individuals.

  • Heir tracing

    At ADD GENEALOGÍA we locate the heirs of an inheritance anywhere in the world, guaranteeing their …

  • Dual citizenship by descent

    At ADD GENEALOGÍA we are specialists in obtaining the necessary documentation to obtain European Ci …

Office Network

ADD GENEALOGÍA is part of the ADD ASSOCIÉS group, one of the world leaders in probate genealogy and heir tracing comprising:

  • 28 offices in France and 8 abroad
  • An international in-house research team made up of multilingual experts which can quickly carry out genealogical research, find and meet heirs on all 5 continents.
  • ADD Data: unique genealogical database of more than 500 million digitized and indexed records 
  • Digital genealogical chart (TGD) 
  • Electronic signature of documents 

This allows us to conduct research and find beneficiaries anywhere in the world within tight deadlines.

Contact us today

If you have questions about locating an heir, obtaining dual citizenship or any topic related to genealogical research, do not hesitate to contact us. At ADD GENEALOGÍA, we have over 30 years of experience and a team ready to help you find the documentation you need. Contact us today so that we may explore together the possibilities of your European citizenship.