University General Counsel Staff

Download the complete University General Counsel Organizational Chart

Please direct all new requests for legal assistance to


Roy Collins, III

LL.M. 1991, The John Marshall School of Law; J.D. 1986, University of Houston Law Center.

Roy Collins III joined NMSU as General Counsel July 2019.  Before joining NMSU, Collins served as Associate General Counsel at the University of Hartford (2010-2019) (also as Interim General Counsel 2016-2017), as Associate General Counsel at Idaho State University (2006-2010), and as Assistant General Counsel at Texas Southern University (2003-2006).  Prior to his in-house positions representing institutions of higher education, Collins worked in private practice and held positions at Chrysler Corporation, Texas Engineering Experiment Station, McDonnell Douglas Space Systems Company and General Dynamics.


Lisa Warren

J.D. 1987, University of New Mexico.

Lisa L. Warren joined the office of University General Counsel in 2007 after previously working for ASNMSU as its Legal Services Attorney, and for the Special Assistant to the NMSU President on policy initiatives. Warren’s current areas of responsibility include policy development, litigation strategy and support, and consulting regarding employment, equal opportunity, faculty and student grievances, and student conduct matters.  Before NMSU, Warren served as Doña Ana County Attorney and Assistant County Attorney (1994-2004). Prior to public sector work, Warren was in private practice for several years (commercial litigation, and the defense of claims brought against public entities assigned by NM State Risk Management). She started her legal career as Law Clerk to the Honorable U.S. District Judge, Howard C. Bratton 1987 – 1989.


Scott Field

J.D. 2008, Arizona State University.

Scott Field joined the NMSU University General Counsel office in 2016 after seven years as a commercial litigator.  Field’s primary areas of focus include NMSU’s Real Estate Office and Aggie Development, Inc., the New Mexico Department of Agriculture, NMSU’s Athletics, Arrowhead Center, Inc., contract negotiation, litigation support, data privacy, and sponsored research. Field also holds a Master’s degree in Business Administration from the Thunderbird School of Global Management, and a Bachelor’s of Science from Texas A&M University.


Mariah Ortiz

J.D. 2018, Texas Southern University – Thurgood Marshall School of Law

Mariah Ortiz, once a student of NMSU, has returned to her alma mater as Assistant General Counsel. Prior to her return to NMSU, Mariah worked as a legal fellow with Lone Star College’s General Counsel Office. Before making the shift to in-house positions, Mariah worked at an immigration services nonprofit organization representing clients in immigration court proceedings. Mariah’s primary responsibilities include procurement matters, inspection of public records requests, and academic affiliation agreements. Mariah received her B.A. in Government from NMSU in 2014.


Stela Heredia

B.B.A. New Mexico State University.

In 2015 Estela Heredia joined the University General Counsel’s office as the Legal and Executive Assistant. In addition to managing all aspects of the UGC office and the electronic file system, Heredia works with garnishments and litigation support.  Heredia previously worked in various offices across the NMSU campus including Procurement Services, the College of Arts and Sciences Advising Center, University Registrar and University Accounts Receivable.  Heredia also has previous legal experience working for several private practice attorneys in Las Cruces.


Demetria White

Demetria White joined the University General Counsel’s office as its Administrative Assistant, Sr., tasked with providing support to the Legal and Executive Assistant and the UGC attorneys. Demetria assists with bankruptcies, contracts and IPRA requests, and maintains at the UGC’s website updated versions of NMSU’s governing documents including the Administrative Rules and Procedures and Regents Policy Manual. Before joining NMSU, Demetria served as a Sr. Administrative Assistant for the Excelsior Springs Missouri School District in Kansas City, Missouri.