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...
Maria Ponton

Maria Ponton

Maria joined Gorove Slade in 2020 bringing with her prior experience in structural engineering. She has experience in project entitlement, parking studies, transportation and parking management plans, design work – including pavement markings and signage plans, truck...

Rob Papera

Rob is a transportation engineer working out of Gorove Slade’s Richmond office. He has two years of experience primarily focused on traffic analysis, signal design, and traffic management plans (TMPs). His technical skill set includes Synchro, SimTraffic, and...

Ben Geertsema

Ben joined Gorove Slade in 2023 with 2 years of experience and sits in the Washington, DC office. He works on signal plans, traffic control plans, pavement marking and signing plans, and transportation/parking management plans for development projects throughout the...
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