Attorney at Law
2740 Rio Grande N.E.
Albuquerque, New Mexico
505-255-9300 (W)         (505) 243-7947 (F)


1968 J.D., University of New Mexico, Albuquerque, New Mexico

1965 B.B.A., University of New Mexico, Albuquerque, New Mexico


1968 New Mexico Supreme Court

1968 United States District Court

1968 United States Court of Appeals, Tenth Circuit

1971 United States Supreme Court

1972 Tax Court of the United States


Since 1992, Mr. Riordan has devoted much of his time developing an active mediation \ arbitration practice where he has presided over 1,800 dispute resolution efforts. Many of the arbitrations and mediations negotiated by Mr. Riordan were referred to him by New Mexico District Court Judges.

1987-1993 Private Practice of Law, Albuquerque, New Mexico
Mr. Riordan energetically engaged in a general law practice, primarily handling civil cases as both plaintiffs' and defendants' counsel. During this time, Mr. Riordan had an opportunity to appear in most of the District Courts in the State of New Mexico, as well as the Court of Appeals and Supreme Court. Mr. Riordan has to a lesser degree, appeared in the Metropolitan and Magistrate Courts in New Mexico.

1987-1992; 1994-2001
Under contractual agreement with the Risk Management Division of the General Services Department of New Mexico, Mr. Riordan provided counsel and representation to various state and local government agencies in State and Federal Court, in tort, contract and civil rights actions.

1987 - 1990 Independent Counsel for the City of Albuquerque
Mr. Riordan served as the first Independent Counsel for the City of Albuquerque under contract with the City Attorney's Office. In accordance with City Ordinance, Mr. Riordan was responsible for reviewing internal affairs investigations protocols and findings, regarding allegations of misconduct against members of the Albuquerque Police Department and making non-binding recommendations to the Chief of Police as to appropriate disciplinary actions where warranted. Mr. Riordan's service in this capacity was on a part-time basis, under contract which expired in September 1990 and he elected not to pursue renewal of his contract.

1987 Acting Secretary of Corrections for New Mexico
During January, February and March, 1987, Mr. Riordan served as Acting Secretary of Corrections for New Mexico under appointment by the Governor. The Corrections Department consisted of eleven (11) separate correctional institutions, over 2,000 employees, and a $70 million dollar annual budget. In addition, Mr. Riordan presented the Corrections Department's legislation to the legislature and lobbied for the Corrections Department budget. Mr. Riordan was instrumental in implementing and guiding a nationwide search for a new Secretary of Corrections on behalf of the Governor.

1986 Chief Justice - New Mexico Supreme Court (elected by other justices)
As Chief Justice of the State Supreme Court, Mr. Riordan handled the day-to-day administration of the Court in addition to managing a full appellate caseload. The Chief Justice, serves as spokesman for the Court, represents the judicial branch of government to the public, before legislative committees and in communication with the State Bar of New Mexico. While Chief Justice, Mr. Riordan served as President of the New Mexico Compilation Commission, which is responsible for the publication of New Mexico's statutes and court decisions.

During his tenure as Chief Justice, the Court undertook and completed a number of progressive projects including adopting a new Code of Professional Responsibility, establishing an attorney's specialization program, implementing a mandatory continuing legal education (CLE) for the State Bar, reorganization of the State Bar's Board of Bar Commissioners, recodification of all Supreme Court rules which included completely rewriting the Rules of Appellate Procedure.

1981 - 1986 Supreme Court Justice, New Mexico
As one of five members of the New Mexico Supreme Court, much of Mr. Riordan's time was spent writing opinions (to be published) and decisions (not to be published) and supervising two law clerks and a secretary who assisted with these activities. A significant part of Mr. Riordan's time involved participating in oral arguments, conferences, and the exercise of supervisory control over the lower courts in the state, the Board of Bar Commissioners, the Board of Bar Examiners, the various rules committees established by the Supreme Court, and the Administrative Office of the Courts.

Mr. Riordan also presided over oral arguments on cases before the Court and over petitions for extraordinary relief such as prohibition, mandamus, hearings requesting habeas corpus, certiorari, and superintending control, as well as proceedings involving lawyer discipline.

1973-1980 District Court Judge, Second Judicial District, New Mexico
As a District Judge, Mr. Riordan's duties consisted of presiding over trials of civil and criminal cases, jury and non-jury, and all pretrial matters.

1978-1979 Children's Court Judge, Second Judicial District, New Mexico
As the Children's Court Judge, Mr. Riordan presided over jury and non-jury trials for allegations of delinquent conduct by persons under the age of 18. Mr. Riordan reviewed procedures of, established policy for, and exercised general supervisory control over the Juvenile Probation Department (approximately 30 persons). Mr. Riordan also presided over trials involving allegations that children were neglected and abused.

1972 Private Practice, Albuquerque, New Mexico
As an attorney in private practice, Mr. Riordan handled civil matters including real estate law, commercial law, and trial litigation.

1969-1971 Assistant District Attorney, Bernalillo County, New Mexico
The position of Assistant District Attorney consisted of representing Bernalillo County, the state's most populous county, in criminal matters primarily in district court. Mr. Riordan tried numerous jury cases, for crimes ranging from burglary to murder. Mr. Riordan also supervised the presentation of matters to the county grand jury.

1969 Assistant Attorney General, Santa Fe, New Mexico
While an Assistant Attorney General, Mr. Riordan represented the State of New Mexico, primarily in criminal appeals. Mr. Riordan also prosecuted civil actions in the District Court under the consumer protection statutes.

1968 Legal Aid Society Attorney, Albuquerque, New Mexico
As a Legal Aid Attorney, Mr. Riordan represented litigants who qualified for indigent legal services. Mr. Riordan's areas of practice in this position were confined mainly to divorce, bankruptcy, defense of collection and property damage suits.


1989 Member of District Court Nomination Committee
Mr. Riordan participated as a member of the Second Judicial District Nominating Committee, which is charged by the New Mexico Constitution with recommending to the Governor the names of attorneys qualifying and deserving to be appointed as Judges in the Second Judicial District.

1988 - 1989 Vice-chairman of Children and Youth Commission
Mr. Riordan was appointment of the Governor and served on the Children and Youth Commission. The commission was created by statute to provide recommendations to the Governor and Legislature as to the creation of the cabinet level Children and Youth Authority Department of State Government.

1986 Chairman, Transition Team for the New Mexico Corrections Department
At the request of Governor-elect Garrey Carruthers, Mr. Riordan served on the transition team evaluating the performance of the Corrections Department and other Corrections-related agencies including both Adult and Juvenile Parole Boards, New Mexico Crime Stoppers Commission and the New Mexico Crime Victims Reparations Commission.

1984 - 1985 Chairman of Supreme Court Committee for Revision of the Code of Judicial Conduct
The Committee was charged with reviewing New Mexico's Code of Judicial Conduct and making recommendations for changes in the code which is adopted by the Supreme Court to govern the actions of Judges. During Mr. Riordan's participation on the committee, extensive revisions were recommended and the new code was adopted, effective October 1, 1985.

1983-1985 New Mexico Judicial Standards Commission
The Judicial Standards Commission in New Mexico was created by constitutional amendment and is composed of nine members appointed by the Governor, the Board of Bar Commissioners and the Supreme Court. It has the duty and authority to investigate violations of the Code of Judicial Conduct by any Judge in New Mexico. When appropriate the commission recommends disciplinary action to the State Supreme Court for final action.

1978-1986 Committee on Children's Court Rules
The Committee drafts proposed procedural rules governing proceedings in Children's Court which are presented to the Supreme Court for consideration.

1976-1986 Committee on Uniform Criminal Jury Instructions and Rules of Criminal Procedure
The Committee drafts proposed Uniform Criminal Jury Instructions and procedural rules for criminal cases which are presented to the Supreme Court for consideration.

1981 Jail Standards Advisory Committee
The Jail Standards Advisory Committee reviewed the drafts of jail standards to be used in New Mexico and made recommendations for approval and / or changes.

1978-1980 Governor's Juvenile Detention Renovation Advisory Committee
The Governor's Juvenile Detention Renovation Advisory Committee reviewed and approved grants from a four million dollar fund appropriated by the state legislature for the renovation of juvenile detention homes in order to meet required standards.

1978-1980 Bernalillo County Juvenile Detention Home Advisory Committee
The Bernalillo County Juvenile Detention Home Advisory Committee met regularly with the administration of the detention home to review and recommend policy for the institution.

1978-1979 Supreme Court Juvenile Justice Advisory Committee
The Supreme Court Juvenile Justice Advisory Committee advised the Supreme Court on matters affecting Children's Court and recommended actions by the Court involving the area of Children's Court operations.

1978 Metropolitan Criminal Justice Coordinating Council
The Metropolitan Criminal Justice Coordinating Council reviewed and approved funding proposals for community assistance programs for the Bernalillo County area.

1975 President of Albuquerque Hearing Speech Center - A United Way Agency
The Albuquerque Hearing and Speech Center provides services for indigent residents of Bernalillo County who have speech or hearing problems.


New Mexico Licensed Real Estate Broker


Conference of Chief Justices (1986)

American Bar Association

State Bar of New Mexico

National Council of Juvenile and Family Court Judges (1976-80)