Sam Tignor, PE

Sam Tignor, PE

Sam, who works primarily out of our Bethesda office, has over 13 years of experience working in public and private sector traffic and transportation projects. Sam is a Senior Project Manager and leads the design team for the DC, Bethesda, and Alexandria offices. Sam...

Kat Ritzmann

Kat joined Gorove Slade with 6 years of transportation and roadway design experience, specifying in intersection reconstruction and ADA design. Working out of the DC office, she will use her wide array of design experience to help serve signal design projects, traffic...

Anila Moorthy

Anila joined Gorove Slade in 2021 working out of the Bethesda office. Her project work includes transportation impact studies, campus transportation planning, parking demand analysis, parking management plans, and scoping documents on projects in DC, Arlington,...

Yoseph Kebede

Yoseph is a recent Civil Engineering graduate from Northeastern University, based in the Bethesda office. His experience involves data collection and analysis, and signal design. He also brings a foundational understanding of key traffic engineering principles. As a...

Maribel Donahue

Maribel works on projects in the District and Maryland out of the Washington, DC office. She has significant transportation engineering experience, including traffic impact studies, traffic simulation, site access and circulation planning, parking demand studies,...
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