Meet Our Team

Mobility Lab's team of industry leading researchers and communicators are passionate about pushing the field of Transportation Demand Management forward by sharing their findings while studying the transportation behavior in Arlington County.

Mobility Lab CEO and Founder Lois DeMeester

Lois DeMeester

CEO and Founder

Lois R. DeMeester is the founder and CEO of The Destination Sales & Marketing Group, Ltd (DS&MG). Since its inception in 1992, DS&MG has become the leader in the fields of transportation demand management, transportation grant administration, and program development. Lois has led the company from a two-person operation to its current status as a national entity with 40 employees, all passionate experts with core competencies in business-to-business, business-to-consumer, and business-to-government relationship management.

Mobility Lab Research Director Tasha Arreza

Tasha Arreza

Research Director

Tasha Arreza is Mobility Lab’s Research Director. As the lead researcher and leader of the Mobility Lab research team, she manages the research portfolio and serves as the key contact for research subcontractors and Arlington County staff. Prior to Mobility Lab, she worked as a consultant for various program evaluation studies and research projects of the World Bank, USAID, and Asian Development Bank. She has a master’s degree in international development policy from Georgetown University, as well as a master’s degree in economics from University of the Philippines Diliman. Tasha is committed to helping people make informed decisions by distilling actionable and relevant insights from data. She is passionate about promoting public transit and understanding travel behavior in metropolitan areas.

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Mobility Lab

1501 Wilson Boulevard, Suite 1100

Arlington, Virginia 22209


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