Arguindegui and his brother and business partner, Carlos H. Arguindegui (born c. 1933), established with an initial $25,000 the Arguindegui Oil Company Endowed Scholarship at Texas A&M International University in Laredo. The funds subsidize business majors.<ref>{{cite web|url=http://www.tamiu.edu/adminis/vpia/endowments/scholarships/|title=Arguindegui Oil Company Endowed Scholarship|publisher=tamiu.edu|accessdate=August 6, 2014; material no longer on-line}}</ref> | Arguindegui and his brother and business partner, Carlos H. Arguindegui (born c. 1933), established with an initial $25,000 the Arguindegui Oil Company Endowed Scholarship at Texas A&M International University in Laredo. The funds subsidize business majors.<ref>{{cite web|url=http://www.tamiu.edu/adminis/vpia/endowments/scholarships/|title=Arguindegui Oil Company Endowed Scholarship|publisher=tamiu.edu|accessdate=August 6, 2014; material no longer on-line}}</ref> |