Natural Resources
- Mexico, Guadalajara - MMR&G Legal (MMR&G Abogados, S.C.)
- USA, KS, Wichita - Fleeson Gooing
- USA, MN, Duluth - Hanft Fride
- USA, OK, Tulsa / USA, OK, Bartlesville - Pray Walker, P.C.
LNA members are not affiliated in the joint practice of law; each member firm is an independent law firm and renders professional services on an individual and separate basis.