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27 Years
experience
Emergency
services
Expert Engineering Consulting Services in Herndon, VA
We are a leading engineering consulting firm dedicated to delivering comprehensive, multidisciplinary services that solve complex challenges and drive sustainable results. Founded on principles of strategic thinking, technical expertise, and client-centric solutions, we have grown into a trusted partner for infrastructure and transportation projects across the East Coast. Our team of innovative professionals combines decades of experience with a commitment to excellence, ensuring every project meets the highest standards of quality and reliability.

We prioritize community engagement, fostering a culture where employees are empowered to contribute to meaningful projects that positively impact society. With offices spanning Virginia, Maryland, Pennsylvania, North Carolina, and South Carolina, we provide localized expertise with a regional reach, enabling clients to achieve their goals efficiently and sustainably.
Services
Emergency Management Services Environmental Planning Multimodal Transportation Public Involvement Site Civil Transportation Design Water Resources
Details
  • Year established: 1999
Highlights and features
  • We offer 26 years of expertise in engineering and infrastructure development.
  • Our multidisciplinary team delivers tailored solutions for complex transportation projects.
  • We prioritize community engagement and sustainable, client-focused outcomes.
  • We are listed on the GSA Schedule for government-contracted services.
  • Our regional presence ensures localized expertise with nationwide capabilities.
Associations and certifications
  • GSA Schedule
Services
Emergency Management Services
Our emergency management services focus on preparedness, response, and recovery strategies for infrastructure and communities. We develop comprehensive plans to mitigate risks from natural disasters and human-caused incidents. Clients benefit from our expertise in coordinating with government agencies and ensuring compliance with federal standards.
Environmental Planning
We assess environmental impacts of proposed projects and ensure regulatory compliance for transportation and infrastructure developments. Our team specializes in NEPA documentation, permitting, and mitigation strategies. Clients receive tailored solutions that balance ecological responsibility with project goals.
Multimodal Transportation
We design integrated transportation systems that connect roads, rail, and public transit networks. Our work includes corridor studies, capacity analysis, and alternative delivery projects. Clients gain efficient, future-ready infrastructure that supports economic growth and mobility.
Site Civil Engineering
Our site civil services cover grading, drainage, utilities, and stormwater management for commercial and residential developments. We optimize land use while meeting municipal requirements. Clients receive cost-effective designs that enhance functionality and sustainability.
Water Resources
We provide floodplain analysis, watershed management, and hydraulic modeling for water infrastructure projects. Our solutions address stormwater control, erosion prevention, and water quality improvement. Clients benefit from resilient systems that adapt to climate challenges.
People
Josh Wilson
Senior Vice President and North Region Manager
With 23 years in infrastructure development, Josh leads ATCS's expansion across the Northeast. He specializes in Design-Build projects and holds advanced degrees in geoenvironmental studies from Shippensburg University.
Gregg Newhouse
Senior Vice President, Construction Services Practice Lead
Gregg oversees construction phases for major transportation projects, ensuring compliance with industry standards. A registered Professional Engineer in 11 states, he brings 35 years of heavy civil engineering expertise.
Tamir Sherif
Executive Vice President, Corporate Services and Chief Finance Officer
Tamir drives financial strategy at ATCS, combining 20 years of banking experience with an engineering background. He holds an MBA from Ivey Business School and a chemical engineering degree from Queen's University.
Brennan Collier
Senior Vice President, Strategic Sales
Brennan leads business development and marketing, leveraging 26 years of environmental compliance expertise. She is a certified planner (AICP) and the first female owner in ATCS's leadership group.
Michael Rosenfeld
Chief Executive Officer
Michael directs ATCS's growth strategy with nearly 30 years of program management experience. A Virginia-licensed engineer, he previously led VDOT's construction initiatives and holds civil engineering degrees from SUNY Buffalo and Manhattan College.
Questions
What services does ATCS specialize in?
ATCS specializes in transportation design, environmental planning, emergency management, site civil engineering, and water resources projects.
Where is ATCS headquartered?
ATCS is headquartered in Herndon, Virginia, with offices across the East Coast.
Does ATCS work with government agencies?
Yes, we hold a GSA Schedule contract and collaborate with state DOTs and municipal clients.
How long has ATCS been in operation?
ATCS has delivered engineering solutions for over 25 years.
What regions does ATCS serve?
We operate in Virginia, Maryland, Pennsylvania, North Carolina, and South Carolina.