Full service architectural and engineering firm. Possess freight and passenger rail planning, design (track and structures), maintenance, inspections, and survey capabilities. NC offices located in Raleigh, Charlotte, and Winston-Salem.
Keystone Railway Recovery provides the following:
Martinus is a specialist rail and civil infrastructure contractor delivering complex projects across freight, transit, and industrial rail networks. We support the development, expansion, and long-term performance of critical rail infrastructure that underpins economic growth and connectivity.
Railroad Supplies: Manufactures 5/8" x 6" track spikes, distributes new rail, relay rail, and OTM.
HDR is a 100% employee-owned professional services firm specializing in architecture, engineering, environmental, construction services, and professional services firm. With more than 13,500 professionals in 220 locations worldwide. Learn more at hdrinc.com.