Xorail, Inc. operates as a railway signal design and construction company. The company specializes in the design and construction of railroad signal and communication systems. Its services include signal and communications design, application software design, positive train control (PTC) life cycle management, estimating, material procurement, field surveys, bungalow wiring, field testing, cutover testing, configuration management, as-in service preparation, signal construction, field construction and equipment installation, construction management, project management, and commissioning support. Xorail, Inc. was formerly known as Southwest Signal Engineering Company and changed its name to Xorail, Inc. in February 2009. The company was founded in 1988 and is based in Jacksonville, Florida with additional offices in the United States and India.