GS 50th Anniversary

Celebrating half a century of innovation in underground infrastructure construction and water & drainage services, GS Construction, a multi-generation family-run business, proudly commemorates its 50th anniversary. Since its inception in 1974, GS Construction has been at the forefront of developing and implementing critical infrastructure projects that support our communities from beneath. 

A Tradition of Expertise and Teamwork 

GS Construction’s journey began under the humble leadership of Glen Sandwith, whose dedication to quality and teamwork laid the foundation for the company’s enduring success. Today, GS Construction continues to thrive under the leadership of Terran Sandwith, who has inherited the commitment to excellence and innovation.