Lundeen Investigations, Inc.

Heirship/Oil & Gas Mineral Title Investigative Research


Specializing in solutions related to heirship and ownership of oil, gas, and mineral rights and/or other legal interests

Certified in Open Source Intelligence (OSINT)

Lundeen Investigations, Inc., Texas Private Investigator Class A Agency License No. A10575401

Brian Lundeen, Licenced Texas Private Investigator Registration No. 0076233101



Title Curative

Due Diligence

establishment of ownership, 

Locating living Heirs

NPRI Searches

 Recordable evidence for courts

Affidavits of Heirship

Affidavits of Identity

Escrow/Escheated fund recovery.


Over 20 years of oil & gas mineral title experience

Over 20 years of research experience, online and on-site

Certified in Open Source Intelligence (OSINT), Dark Web, Social Media and more


  • Texas Association of Private Investigators (TALI)

  • American Association of Petroleum Landmen (AAPL)

  • Association of Professional Genealogists   (APL)