Alejandra Argudin

Alejandra Argudin

CAPP, LEED AP, Chief Executive Officer

Alejandra “Alex” Argudin was appointed chief executive officer (CEO) of the Miami Parking Authority (MPA) on March 4, 2020. The first woman to occupy the role, Argudin has been with the Authority for 15 years.  Prior to her appointment as CEO, she held the position of chief operations officer (COO) for nine years.  As COO, she led the parking enforcement, operations and customer service departments. In that capacity, Alex supervised a staff of over 130 and managed a budget of approximately $40M.  In 2006, while working for the city of Miami, she was hired by the MPA as director of planning and development, where she spearheaded the reconstruction of the award-winning Courthouse garage in downtown Miami.

Alex is a graduate of Florida International University with a Master’s and a Bachelor’s degree both Business Administration.  She is a member of the Executive Committee of the International Parking and Mobility Institute, where she serves as Treasurer. Alex is also a member of the Transportation committee of the Greater Miami Chamber of Commerce, and she is also on the Executive Board of the WOW Center, where she serves as Chair.  She holds the Certified Administrator of Public Parking designation and is a U.S. Green Building Council, Leadership in Energy & Environmental Design Accredited Professional (LEED AP).

If you have questions about parking issues in the City of Miami, just
Ask the CEO!

Scott Simpson

Chief Financial Officer

Mr. Simpson joined MPA in February 2006. He was previously Director of Finance for the City of Miami. He joined the City in October 1998 as Assistant Finance Director. Before that, he served as Chief Accountant for the City of Winter Park, Florida.
He also worked as an accounting manager and controller in private industry for a number of years. Mr. Simpson graduated from North Carolina State University with a B.A. in Accounting. He is licensed as a CPA in the state of North Carolina and is a
member of the American and Florida Institutes of Certified Public Accountants as well as the Government Finance Officers’ Association of the United States and Canada.

Angela Hernandez

Angela D. Hernandez

Director of Human Resources

Ms. Hernandez has over 15 years of experience in the field of Human Resources in both the public and private sectors. She has a Bachelor in Human Resources from St. Thomas University and she is a member of the Society for Human Resource Management
(SHRM) and the American Society for Training and Development (ASTD). Since joining MPA more than 10 years ago, Ms. Hernandez has led MPA through a dramatic shift in organizational strategy, working to create and implement innovative Human Resources
programs and services. She is the leader for the HR function of our Agency; her role includes coaching, succession planning, human resource planning, recruitment and selection, job classification and compensation, performance measurement, recognition
programs and conflict resolution. Prior to joining MPA, she worked in the private sector as a Human Resources Professional, servicing and supporting over 27 clients in all aspects of Human Resources. In addition to overseeing all of the HR duties,
Ms. Hernandez has dedicated herself to bringing new employee benefits and events to the Authority; she organizes Employee Health Fairs, Company Picnics, Employee Appreciation Week, Holiday Party, and The Directors’ Team Building Retreat and co-chairs
the Safety Committee, as well as many other beneficial programs and events. Ms. Hernandez is a recognized expert in her field and has excelled in building a large team where individuals feel they belong to a family.

Roland Galdos

Roland Galdos

Senior Executive Advisor

Mr. Galdos joined the MPA in January 2017. He was previously the Deputy City Attorney for the City of North Miami since October 2006. Before that, he served as the Assistant General Counsel for Prestige Builders Group; and as an Assistant City Attorney
for the City of Miami. Mr. Galdos’ education includes a Juris Doctorate degree from Nova Southeastern University; a Master of Business Administration degree from St. Thomas University; Bachelor of Business Administration degrees in Finance and Business
Organization from the University of Miami. Mr. Galdos is a member of the Washington, D.C. Bar and the Florida Bar. He is a Florida Supreme Court Certified County Court Mediator and is admitted to the United States Supreme Court, the United States
Court of Appeals (Eleventh District), and the United States District Court (Southern District of Florida).

Henry Espinosa

Henry Espinosa

Director of Information Technology

Mr. Espinosa provides leadership for the continued development of secure, technology-driven transformations in the organization.

The primary responsibilities include:

Governance and policy
Resource allocation
Process automation and innovation

Prior to joining the Miami Parking Authority, he served as the Director of Information Technology for the City of Pembroke Pines Charter School District, and acted as a technology consultant for a variety of companies like CompUSA and Burger King Corporation. He is a PCI-DSS Certified Internal Security Assessor with strong focus on data security. He is a graduate of the University of Florida.

Margarita Carmenates

Margie Carmenates


Mrs. Carmenates supervises MPA’s accounting functions. She is an experienced accounting professional with more than twenty years of service in the public and private sectors. She was a Manager with an audit, tax and advisory services firm, where
she served a wide range of clients. Previously, she worked as assistant controller for a publicly held oil and gas company. She also worked in the audit practice of KPMG Peat Marwick in Miami. Mrs. Carmenates is a Certified Public Accountant licensed
in the State of Florida. She is a graduate of Florida International University with a Bachelors of Accounting, and is also a member of the Florida Government Finance Officers Association.

Angel Diaz

Angel Diaz

Director of Parking Operations

Mr. Diaz started his career in parking for the Miami Parking Authority as a frontline employee in 1993. He worked in his capacity of meter collector, facility supervisor and operations manager. Throughout the years, he has managed the parking contract for the cities of Richmond Virginia and Santa Monica California. In Richmond, he oversaw 80 employees and was responsible for 8,000 parking spaces with an $18 million budget. During his tenure in Santa Monica, Mr. Diaz was responsible for 15,000 parking spaces, a staff of 75 employee and an operating budget of $60 million.

Mr. Diaz has 25 years of parking experience managing municipal parking and is certified through the International Parking Institute and The University of Virginia as a Certified Administrator of Public Parking (CAPP).