Nicholson Construction Co specializes in geotechnical engineering and construction, providing services such as foundation systems, ground treatment, and earth retention. They generate revenue through contracts for infrastructure projects, including tunnels, dams, and commercial buildings. Founded in 1955, Nicholson has a rich history of innovation and has been involved in numerous high-profile projects, establishing itself as a leader in the geotechnical field. Their expertise and long-standing reputation make them a significant player in the construction industry.