Nadine Lee is the President & Chief Executive Officer of Dallas Area Rapid Transit (DART), a 13-city transit system covering a 700-square mile service area with bus, light rail, commuter rail, and paratransit services, where she leverages the talents
and expertise of 3,700 employees to deliver the People's Transit System.
Previously, Nadine was the Chief of Staff for Los Angeles County Metropolitan Transportation Authority (Metro). In this role, Nadine drove coordination and delivery of projects, programs, and services across the organization to provide a world-class transportation system for the citizens of Los Angeles County. Three foundational culture-transformation functions were established under her leadership: Equity and Race, Customer Experience, and the Better Bus Program. She also served as Deputy Chief Innovation Officer in Metro's Office of Extraordinary Innovation where she led the development of Vision 2028, Metro's 10-year strategic plan to increase prosperity for L.A. County through improved mobility.
Prior to arriving in Los Angeles, Nadine led the development and implementation of the Flatiron Flyer Bus Rapid Transit for Denver’s Regional Transportation District (RTD), a project that produced a 40% increase in corridor ridership in its first few months of service. Nadine also led the Northwest Rail and Commuter Rail Maintenance Facility projects in the FasTracks Program.
Nadine was appointed to the Leadership APTA Committee in 2019 and is a past Director on the WTS International Board. She was awarded 2019 WTS International Woman of the Year. Nadine participated in the 2019 APTA International Study Mission to explore Mobility-as-a-Service (MaaS) in three European cities. She also studied the role of performance management in improving service delivery in four Southeast Asia cities as part of the TCRP International Transit Studies Program. A registered Professional Engineer in Colorado and Kansas, Nadine received her B.S. in Civil Engineering from the University of Missouri-Columbia.
Despite her engineering training, Nadine flexes her creative muscles in Adult Beginning Ballet several times a week and has participated in several performances.
Professional Engineer - Colorado (#34474), Kansas (#14650)
Awards and Professional Affiliations
UITP Global Public Transport Summit Programme Committee (present)
Transit Equity Project Advisory Committee – TransitCenter and Center for Neighborhood Technology (2020)
Leadership APTA Committee (2019-present)
FTA Transit Research Advisory Committee (2018-2019)
WTS-International Woman of the Year (2019)
WTS-Los Angeles Woman of the Year (2018)
Leadership APTA (2015)
Multi-Agency Exchange Program (2014)
RTD Leadership Academy (2012)
WTS International Board, Director (2010-2014)
WTS International Member of the Year (2010)
TCRP International Transit Studies Program (Spring 2009)
Downtown Denver Partnership Emerging Leaders Program (2005)
Vice President, Bus Operations
Vice President of Mobility Management Services
Doug Douglas, a DART veteran of over 25 years, directs the Department of Mobility Management Services and chairs the Paratransit and Accessibility Advisory Group to DART. The department provides service requirements and functions for complementary ADA Paratransit services, including Certification/Eligibility, Service Development, Service Planning, Travel Training, Contract Compliance/Field Operations, and Parkland Hospital Shuttle Service Management. The department is also responsible for the administration of the Fixed Route Reduced Fare Program for Persons with Disabilities and the provision of DART Innovative Services, which includes GoLink and Flex Service Routes; and managing the Mesquite and UTD services.
In addition to the programs listed above, the department is actively engaging in efforts to coordinate transportation with health and human service providers, non-profit organizations, faith-based, medical, and similar agencies, as well as other local or regional transportation providers. The department is also responsible for the implementation and ongoing efforts related to the My Rides North Texas project, which is a website and app identifying transportation resources for Veterans, People with Disabilities and others in the North Central Texas Region.
Interim Vice President, Rail Operations
Vice President, Rail Operations
Vice President of Commuter Rail/Railroad Management
Bonnie Murphy is responsible for the day-to-day leadership of the Trinity Railway Express (TRE) and serves as Dallas Area Rapid Transit's (DART) liaison with the Fort Worth Transportation Authority (FWTA), who jointly owns the 35-mile commuter rail line with DART. She is also responsible for managing over 200 miles of DART-owned freight rail corridors.
Vice President, Procurement
Brad J. Cummings joined DART in April 2021. Prior to DART, Cummings successfully served as Director or Chief Procurement Officer at three agencies, including Jacksonville Transportation Authority (JTA) in Jacksonville, Florida, Valley Metro in Phoenix, Arizona, and the Utah State Board of Education.
DART's Procurement Department oversees the award and management of DART construction, services, and commodity contracts. With responsibility for three divisions: Supply Chain Management; Operations and Policy; and Construction and Professional Services. Cummings not only oversees the contract award process, but also ensures all contracts and purchases are conducted and administered in accordance with DART's procurement regulations and in compliance with all applicable statutes.
Executive Vice President of Growth/Regional Development
Vice President of Capital Planning
Vice President of Service Planning and Scheduling
Chief Financial Officer
Vice President, Chief Information Officer
Chief of Staff
1401 Pacific Avenue
Vice President, Chief Innovation Officer
Gregory Elsborg joined Dallas Area Rapid Transit (DART) in 2019 as Vice President and Chief Innovation Officer.
As Chief Innovation Officer, Gregory's responsibilities include driving new business partnerships, growing DART's Mobility as a Service (MaaS) offering and leveraging technology to facilitate innovation across the enterprise. Greg has a strong track record of driving ecommerce, mobile and innovation initiatives across a variety of industries throughout his career. His background includes Fortune 500 and global leadership roles in digital innovation and brand strategy spanning various industries.
Originally from the United Kingdom, Gregory studied Marketing at Lancaster University Management School, a Top 5 UK Business School, graduating with multi-disciplinary Honors. After a successful career in the UK, including general management and marketing leadership roles in the transit industry, he relocated to the United States in 2011.
Vice President, Chief Marketing Officer
Nevin Grinnell provides executive leadership to DART's marketing, advertising and customer service programs. He is responsible for the agency's marketing and advertising strategy and brand development. He has an extensive background in long-term strategy development, innovation, advertising, electronic media, promotional activation and e-commerce with international, national and regional brands. He is part of DART's Executive Management Team (EMT).
Vice President – Chief Safety Officer
Donna Johnson has over 30 years of Safety experience and 14 years of service at DART. Currently she serves as the Vice President - Chief Safety Officer, reporting directly to the President/Executive Director, where she manages the agency's operational safety program with the objective of ensuring the protection of DART employees, passengers, property and stakeholders.
She is an accomplished safety leader and has an extensive background in bus/rail safety, operations safety, industrial safety and regulatory compliance. Previously, Johnson manage safety programs at three major corporations (PepsiCo, Coca Cola, and Concentra) and was responsible for ensuring the safety for over 35,000 employees in 20 states under several USDOT operating administrations; FHWA, FMCR, PHMSA, FAA and FTA.
Johnson recently served as Director of Safety for the agency, where she led a team of safety professionals responsible for safeguarding DART's employees, passengers and contractors.
Johnson holds dual professional safety certifications from the World Safety Organization and the US Department of Transportation Safety Institute and is a member of the APTA Safety Committee and the Texas Transit Safety and Security Professional Organization.
Vice President of Human Resources
Vice President, Government and Community Relations
Edie Diaz is Vice President of Government and Community Relations for Dallas Area Rapid Transit (DART). Currently, Diaz is responsible for managing the Government Relations, Community Affairs and Transit Education team. She and the staff have the responsibility for vast stakeholder group relations and managing DART legislative issues and agendas at the state, federal, regional and 13 service area cities level.
Diaz holds extensive professional experience in urban community development and planning, marketing and outreach, special populations and diversity, government administration, legislative advocacy, program and project management, evaluation, procurement and compliance, and building strong collaborations and partnerships across the public and private sectors.
In Diaz's professional career she spent 15 years working on community revitalization initiatives in Chicago to help inform national efforts of best practices. During her years in Chicago she worked for an urban community development organization supervising projects and monitoring the outcomes across major U.S. cities of Federal omnibus spending acts. Later she took to a career in public policy advocating for early childhood education and facilities development across the state of Illinois. In addition, she served on the Climate Change Task Force for the City of Chicago and presented at international conferences regarding green buildings innovation including the U.S. Green Buildings Council, Greenbuild. She also taught for many years at the largest Catholic university in the country, DePaul University. Diaz also worked for the Executive Office and as a direct report to several Chief Executive Officers at the second largest public housing authority in the country, the Chicago Housing Authority, while the City and agency were undergoing the largest transformation of public housing into mixed-income neighborhood developments in the world.
Interim Vice President of Belonging
Director of Internal Audit
Board Administrator of the Office of Board Support
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1401 Pacific Ave, Dallas, TX 75202
Representatives are available Monday through Friday: 6 a.m. to 8 p.m.
Saturday and Sunday: 8 a.m. to 5 p.m. Holidays: 8 a.m. to 5 p.m.