Terra Discovery

Subsurface Utility Locates & Investigations

Company History

Terra Discovery Ltd. is a company born out of the need for timely locates - for both planning and design purposes and immedietely ahead of excavation. Since 1999 we have been providing non-destructive and non-intrusive location mapping and examination of buried utilities and underground features using a variety of high technology solutions for a wide range of clients, including:

  • Art Gallery of Ontario
  • Communications Research Centre Canada (in conjunction with Centre for Advancement of Trenchless Technologies)
  • Royal Ontario Museum
  • The Cadillac Fairview Corporation Limited
  • Ontario Power Generation
  • University of Guelph
  • Upper Canada College
  • Wal-Mart Canada Corporation
  • York University

Terra Discovery Ltd. uses Electromagnetic (EM) Tracing, Ground Penetrating Radar (GPR) and other technologies to get the answers you need. We employ a comprehensive staff who combine to bring a diverse range of experience to each and every project.


Our goals are to:

  • Provide non-destructive and non-intrusive mapping and locating services.
  • Reduce design costs and prevent construction delays.
  • Provide improved accuracy and a faster response time.
  • Offer a fully integrated, digital (paperless) service from field to customer.

Terra Discovery Ltd. meets or exceeds ORCGA (Ontario Regional Common Ground Alliance) standards for locating, mapping, and data collection.