Washington DC Office
Launched in 2019 to support Amazon’s HQ2, our DC office now fuels our growing presence along the East Coast.
Our Washington, DC area office continues to grow, leading projects up and down the East Coast- driven by the trust of our clients and the strength of our team. With deep knowledge of the DMV and NYC, and established relationships with local AHJs and project partners, our East Coast professionals serve a diverse range of sectors, delivering projects with the consistency and expertise that define Seneca Group.
Office Details
2011 Crystal Dr, Suite 1010, Arlington, VA 22202
202.984.3183
Guest parking in the building can be accessed from either 2011 Crystal Drive or 2345 Crystal Drive. If you are entering through 2345 Crystal Drive, please follow the one-way signs to 2011 Crystal Drive and park. Then, take the elevators up to Level 2.
More About Our Firm
East Coast Projects
Our East Coast projects range from expansive corporate campuses to K–12 environments, high tech R&D labs, and luxury residential developments. Each reflects a tailored approach, grounded in precision, alignment, and a deep understanding of our clients’ goals.
East Coast Team
Backed by deep regional expertise and trusted relationships, the East Coast team guides complex projects in the DMV and along the East Coast.
East Coast News
We apply sector-specific insight and disciplined execution to manage complexity. This approach supports strong outcomes and long-term value.
Our Team
Meet the talented professionals who bring our clients’ projects to life.
Learn how our people drive every project success through expertise, collaboration, and a commitment to delivering results.