Executive Team Biographies
William A. Mundell, Director
Message from the Director
William A. Mundell, was appointed by Governor Jan Brewer on February 17th 2009 as Director of the Arizona Registrar of Contractors. Director Mundell brings to this position a wealth of public and private sector experience that will further enhance the agency's ability to effectively regulate this vitally important industry.
Director Mundell was born at Elmendorf Air Force Base in Anchorage, Alaska. After living at numerous air force bases throughout the United States, he came to Arizona from Illinois in 1968 with his parents. He graduated from Arizona State University with a Bachelor of Art's degree in political science in 1974. He earned a Juris Doctor degree from St. Mary's University in San Antonio, Texas in 1977.
Director Mundell has been an attorney in Arizona since 1978. In 1980 he became the Presiding Judge of the Chandler Municipal Court. As the Presiding Judge he helped write the Municipal Court Handbook for jury trials and made recommendations on how to strengthen Arizona's domestic violence laws. In 1986 he resigned as Presiding Judge to run for the Arizona House of Representatives.
Director Mundell was first elected in 1986 and served as a member of the Arizona House of Representatives from 1987 to 1993. As a legislator he was the prime sponsor of legislation strengthening Arizona's domestic violence and crimes against children laws. As Chairman of the House Environment Committee, he sponsored numerous pieces of legislation protecting Arizona's environment, including the state's first recycling law. Additional committee assignments included Counties & Municipalities, Natural Resources & Agriculture and Judiciary. During his tenure at the legislature, Mundell was voted "One of Arizona's Top 10 Legislators."
His past civic and community service memberships include Vice President of public policy for the Chandler Chamber of Commerce; Vice President of Arizona Heritage Alliance; President of the Chandler Fraternal Order of Police Associates; Chairman of the Chandler United Way; a member of the East Valley Partnership; a member of the board of directors of the Chandler Regional Hospital; a member of the Lions Club and the Salvation Army Advisory Board.
Governor Jane Hull appointed Mundell to the Arizona Corporation Commission on June 21, 1999, after a vacancy occurred. In the 2000 general election, he was elected to serve the remaining four years of the term. He became Chairman of the Commission in January 2001 and served in that capacity until January 2003. Mundell was re-elected in 2004 and his term ran through the end of 2008. During his term as Chairman Arizona became the first state to require its utilities to generate electricity from renewable energy while at the same time protecting businesses and residential consumers from unnecessary rate increases.
While a Commissioner, Mundell served on the Telecommunications and Consumer Affairs Committees of the National Association of Regulatory Utility Commissioners.
Director Mundell is married to Barbara R. Mundell, and has two beautiful and wonderful children, Meghan and Samantha.
Brenda Marshall, Executive Assistant to Director William Mundell
Brenda Marshall began her employment at the Registrar of Contractors in March of 2009 to serve as Executive Assistant to Director William Mundell. Prior to coming to the ROC, she was employed at the Arizona Corporation Commission. During her 14-year tenure, she worked 9½ years for Commissioner Mundell as his Executive Assistant.
Brenda has thirty years of experience in state government, beginning at the Arizona State Senate. She maintains good, working relationships with federal, state and county officials and staff members. She gained experience as assistant when she served as a paralegal at a Phoenix law firm.
Brenda was born in Clovis, New Mexico and continued her education at Eastern New Mexico University in Portales, NM. She has been a resident of Phoenix since 1971. Brenda currently serves on the Central Square Homeowners' Association board as a director. Past community service memberships include volunteering as president and vice president of a service organization, Beta Sigma Phi, with responsibilities consisting of fundraising efforts to many charitable organizations, including Crisis Nursery and Sunshine Acres.
Brenda has a son and daughter and is blessed with ten grandchildren.
Wilma Dengavi CPM, Assistant Director - Administration
Wilma begin working for the Arizona Registrar of Contractors (ROC) in 1995 and has had oversight over various administrative and financial services including: Agency Business Operations, Call Center Operations, Information Technology, , Human Resources, Mail Room Operations, Purchasing, Accounting, Payroll, Budget, Audits, Revenue Operations, Leases, Vehicles and other Administrative and Finance related functions. In December 2005, Wilma was appointed to the position of Assistant Director over Administrative and Financial Services, and in late 2009 was assigned oversight over the ROC Recovery Fund and the ROC Examination Program.
She is also the ROC Tribal Liaison and sits on the Agency Incentive Pay Steering Committee, Transportation Committee, is a member of the ROC Executive Team and served as the Agency Ombudsman from 2005 to 2008.
Wilma holds a Bachelor of Science Degree in Business with an emphasis in Accounting and is a Certified Public Manager. She has over 30-years of experience in Local, Tribal, Federal and State governments, is a former Treasurer of the Hopi Tribe, member of the Arizona Affirmative Action Association, NASCLA Accredited Examination Program Committee, the Government Finance Officer’s Association, Arizona Society of Certified Public Managers, and a former board member of the Economic Development Board.
Wilma has three grown children.
Tyler Palmer, Chief of Staff
Tyler Palmer joined the ROC in 2007 and is the ROC's Chief of Staff. Tyler's job functions include being the ROC Legislative Liaison, Ombudsman and Public Information Officer. In these roles Tyler is responsible for the overall development and monitoring of the ROC’s budget; assessing and communicating the impacts of proposed legislation to elected officials, staff, and stakeholders; investigating and responding to constituent complaints; and providing information to the public and the media.
Prior to joining the ROC, Tyler spent two years with the Joint Legislative Budget Committee. Tyler graduated from BYU (Provo) with an undergraduate degree in Business and a Masters degree in Public Administration.
Tyler is happily married and has two beautiful young girls and one lively son.
Lawrence R. Mathews, Chief of Licensing
Lawrence R. Mathews joined the ROC in 2011 and is the Chief of its Licensing Department. Lawrence’s job functions as Chief include oversight over the new applicant process, oversight over the renewal application process, and various license maintenance duties including but not limited to Officer Changes, Officer Disassociations, License Inactivation Requests, License Cancellation Requests, and Change of Addresses.
Prior to joining the ROC, Lawrence spent eight years with the Detroit Board of Education as a junior high school educator, and ten years as a Civil Defense Litigation Attorney in Michigan. During his time as an attorney he practiced before the Michigan Supreme Court, Eastern & Western District Federal Courts of the State of Michigan, the Michigan Court of Appeals, and various circuit courts.
Lawrence has also published the books, “15 Questions Teens Would Like To Ask Their Parents But Don’t,” “A Better Way,” “You Are Responsible For Your Life,” and the Special Mini-Report, “How To Overcome Stress From Harmful Emotional States.” Lawrence graduated from Western Michigan University with an undergraduate degree in Business and Michigan State University College of Law with a Juris Doctor graduate degree.
Lawrence has two children and two grandchildren.
Constance Leon, Chief Information Officer
Constance Leon has worked for Arizona State Government for almost 30 years. She started her career at the Arizona State School for the Deaf and Blind in Tucson. During the course of her career, she worked with deaf and blind children in residential settings and developmentally disabled adults in occupational and residential settings until moving on to work at DES as a case worker for the Family Assistance Administration. Subsequent work at DES included Quality Control and Investigations until making a career path change to Information Technology. The past twenty years have been spent leading software development projects for several state agencies.
On Halloween of 2011, Constance moved to the Registrar of Contractors as the Chief Information Officer. Constance spends much of her free time travelling with her Significant Other, Levi Bolton, working on home improvement and stained glass projects. She has two dogs, two cats, one grown son and 2 grand-cats.
Marc A. D'Amore, Chief Legal Counsel
Marc is the Chief Legal Counsel for the Registrar of Contractors, as well as Chief of the Legal Department and the Recovery Fund Administrator. In these roles, Marc oversees the Legal Department, which facilitates the hearing processes for the Registrar, including the initiation and adjudication of disciplinary proceedings against licensed contractors. In managing the Recovery Fund, Marc oversees the adjudication of claims filed with the Fund, which is a remedial restitution fund most commonly available to eligible homeowners that suffer damages as a result of poor work by a licensed contractor.
Prior to joining the Registrar in April 2010, Marc spent 10 years with the Arizona Attorney General’s Office in the Tax, Bankruptcy and Collections Section representing the Department of Revenue and over fifty other state agencies in collection efforts for debts owed to the State of Arizona. He also spent time in the Natural Resources Section of the AGO representing the State Land Department.
Marc graduated from Vermont Law School in 1999 and moved to Arizona with his wife Jennifer shortly thereafter.
John C. Dempsey, Chief of Investigations
John Dempsey joined the ROC on January 21, 2013 as the Chief of Investigations. In this position, John is responsible for the agency’s licensed and unlicensed contractor investigations. John has over 30 years of Law Enforcement Experience. Prior to joining the ROC, John was the Chief Administrator of Inspections and Investigations Division at the Arizona Department of Juvenile Corrections (2004-2012).
John began his career with Page Police Department in 1978, and then joined the Glendale Police Department in 1981 until he retired as a Lieutenant in 2003. As a Lieutenant with the Glendale Police Department, Mr. Dempsey worked in the Professional Standards Unit, which included supervisory responsibility for Internal Affairs and the agency-wide accreditation process. Prior to this assignment, Mr. Dempsey was Lieutenant for the Criminal Investigations Bureau. He was also a Patrol Sector Lieutenant, responsible for a geographic sector within the City of Glendale.
John served in the United States Army 82nd Airborne Division and the Arizona Army National Guard. John has an Associate of Arts Degree in Business Administration, a Bachelor of Arts Degree in Management, and a Masters of Arts Degree in Organizational Management.