OSSGA Appoints 2025 Board of Directors

The Ontario Stone, Sand & Gravel Association is pleased to announce the appointment of its new Board of Directors for 2025.

This esteemed group of leaders brings a wealth of experience and strategic vision to guide the association into its next phase of growth and innovation. We are confident the leadership and expertise of these individuals will contribute significantly to the associations success. Their diverse backgrounds will help drive strategic initiatives, strengthen governance, and enhance stakeholder value.

First off, we warmly welcome John MacKay, Green Infrastructure Partners Inc., as our new Board Chair—we're excited for his leadership and vision over the next year!

 

This year, we are welcoming three new Active Directors:

The 2025 OSSGA Board of Directors are:

Chair of the Board: John Mackay, Green Infrastructure Partners Inc. 

Vice-Chair of the Board: Dwayne McKenzie, Nelson Aggregate Co.

Treasurer: Mike Andrighetti, Ethier Sand & Gravel Limited

Immediate Past Chair: Jim Petrella, Dufferin Aggregates, a Division of CRH Canada Group Inc.

Executive Director: Michael McSweeney (ex-officio Board Member)

Active Directors: 

• Blake Arnill, Seeley & Arnill Construction

• Shannon Burrows, Weeks Construction

• Maurice Guimont, Walker Aggregates and Construction

• David Hanratty, CBM Aggregates

• Frank Kielbowich, Waterford Sand & Gravel

• Robert Mantha, Walker Aggregates and Construction

• Mohamed Mousa, Dufferin Aggregates, a Division of CRH Canada Group Inc.

• Santosh Patel, Sunrock Canada

• Matthew Ruggieri, Lafarge Holcim Canada Inc.

• Ken Zimmerman, Miller Paving

Associate Directors: 

• John Newton, Austin Powder

• Kim Mullin, Wood Bull

• Brian Sulley, RWDI

Ex-Officio Active Directors

• Rob Pierce, R.W. Tomlinson