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.
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
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.