MBE, DBE, LDBE & SWaM Certified
SWA is a multi-disciplinary engineering firm headquartered in Columbia, MD with offices in Maryland, Virginia, and Washington, DC. We offer professional consulting services ranging from Traffic Engineering, Transportation Planning, Data Collection, & GIS, Intelligent Transportation Systems & Lighting Design, Civil & Highway Engineering, Municipal Infrastructure & Utilities Engineering, Structural Engineering, and Construction Management, Inspection &
Thank you for your excellent work, your professional assistance, and for going the extra mile on this.
Department of Planning and Zoning March 2015
You guys do great work and I really hope the transit community can stay engaged with you and your firm. There are a lot of benefits of working with you guys (aside from the traffic engineering technical knowhow, you also bring instant credibility for transit ROW projects because of your extensive work with traffic engineering stakeholders).
Area Transit Authority,
I just wanted to thank you again for a great job on the Red Line Project. Your staff was invaluable and a pleasure to work with. I look forward to working with Sabra Wang again in the future.