Salem Zewdu

Salem is a recent Virginia Tech graduate and Northern Virginia native working out of the DC office. She has a year of experience working on multimodal transportation studies, field data collection and analyses, and traffic demand analyses throughout DC as well as...

Sushant Tiwari

Sushant Tiwari is a transportation engineer in the Richmond office. He has experience with Traffic Impact Analysis, Traffic modeling, Signal warrants, Turn Lane warrants, Parking studies and Signal Design. His technical skill set includes Synchro, Simtraffic,...

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 project manager and leads the design team for the DC, Bethesda, and Alexandria offices. Sam has...

Lauren Snider

Lauren is a project transportation engineer in the Fairfax office and her work is concentrated in Fairfax County and the surrounding towns and cities. She has experience with traffic engineering and transportation planning concepts, including transportation impact...

Pankaj Singla

Pankaj is an associate and project engineer with extensive experience working in all counties in the Northern Virginia region. With approximately 4 years of experience at Gorove Slade and over a year at VDOT’s Research Council, he has a diverse background in...
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