July 2019: Why Cities Are the Frontline Defence Against Climate Change – The environmental benefits of keyhole technology

January 2016: Dig Differently Magazine – Refusing to Cut Corners – Ontario Hydroexcavation Contractor Rids Self of Traditional Pavement Cutters

Fall 2015: Ontario Road Builder Magazine – Keyhole Coring & Reinstatement Helping Extend Pavement Life

July 2015: Utility Contractor Magazine – A Quick (and efficient) Fix: Keyhole Coring allows vacuum excavation crews to get in and out with minimal disruption

September 2014: Canadian Underground Infrastructure Magazine – Stop Cutting Corners: Keyhole Technology, a core strategy for effective and environmentally-friendly utility cuts and repairs

October 2013: Canadian Business Journal – Utilicor Technologies Overview

July 2013: Damage Prevention Professional -The Key(hole) to Damage Prevention

May 2013: American Gas Association Conference Presentation – National Grid Core Strategy Saves Millions Per Year with Keyhole Technology

September 2011: APWA Reporter Agents of Change – How keyhole technology became a standard in the Valley of the Sun

September 2011: Business Weekly, Northern Nevada – Keyhole Technology Spurs Gas Project at Lake Tahoe

February 2011: American Gas Magazine – Working smarter with keyhole technology

February 2010: Underground Construction – Coring 101 – The basics of running a
reliable keyhole program

June 2010: Journal of Town and City Management
A core strategy for effective and environmentally friendly utility cuts and repairs

April 2008: Gas Technology Institute Newsletter
City of Toronto Introduces Comprehensive Keyhole Standards

April 2007: Underground Construction Magazine – Seeing is Believing:
The Case for Potholing

July 2006: Trenchless Technology – Keyhole Technology Paves
the Way for Underground Repairs

July 2005: Trenchless Technology – Keyhole Technology: After 40 years,
An Overnight Success

May 2005: The Globe and Mail – The Key to Painless Repairs for
Toronto’s City Streets

February 2005: Pipeline Gas Journal – Innovative Keyhole Technology
Adds Savings to Atmos Energy’s Business

September 2004: Trenchless Technology – Gas Contractor Robert B Somerville Gets to the Core of the Matter with New Keyhole Technology

April 2004: Article – Pipeline and Gas Journal – Keyhole Coring Technology
Cost Saving Solution For Underground Main Repairs

December 2003: Underground Focus – Core Patch is Stronger than
Surrounding Pavement

December 2002: Pipeline & Gas Journal – Enbridge Gas Distribution
Introduces New Technology for Improved Pavement Repairs with Keyhole Technology