multidisciplinary expertise driving high-performance
meet the team

multidisciplinary expertise
driving high-performance

a message from our president

Portrait-500-x-650_0013_Stuart-Torr-CEO-President-of-Integrated-Sustainability-on-a-multi-day-glacier-hike

explore our sustainable journey

Project Financing for Water Treatment Equipment and Operations

Water Reuse and The Role Barbados Plays as a Leader of the Region

With tourism returning to pre-pandemic levels, there is no indication that the sector’s water use trend will reverse. As Barbados confronts critical water challenges, the concept of water reuse emerges as a promising solution.

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Designing for Adaptive Mine Water Reuse in Zero-Discharge Jurisdictions

Learn how mine developers are responding to zero-discharge jurisdictions with strategies that align regulatory requirements, operational performance, and financial sustainability.

EU-Backs-Innovative-Infrastructure-Upgrades-to-South-Coast-Sewage-Treatment-Plant-Barbados

Barbados’ Climate Resiliency Future: EU Backs Innovative Infrastructure Upgrade

Announcement of the South Coast Sewage Treatment Plant upgrade funding brings exciting opportunities for local infrastructure experts.

Oil and Gas Water Infrastructure Development and Equipment

Alberta’s Oilfield Brine Mineral Rights: How Regulatory Changes Are Enabling the Lithium Co-Production Scenario

With suitable regulatory support forming in Alberta for mineral extraction from oilfield brines, there is a strong value-add use case for right-sized Canadian oil and gas producers to maximize from waste production and de-intensify emissions.

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Drought Adaptation Planning to Strategic Water Sourcing: 6 Alternatives for Basin Shutdowns

Due to adverse weather conditions, Western Canada is experiencing severe, and on-going drought conditions in 2024. Water availability across several basins will be limited, and diversion restrictions for new allocations will likely be established. Integrated Sustainability explores the options available to maintaining operational integrity.

practical leadership driving sustainable infrastructure

A portrait corporate headshot of Stuart Torr, President and CEO of Integrated Sustainability photographed against an industrial sculpture.

Stuart Torr

CEO & President
Corporate headshot of A.J. MacDonald, M.A.Sc., P.Eng., Vice President of Engineering, with metal sculpture in background.

AJ MacDonald

VP, Engineering
Vertical corporate headshot of Jennifer Keturakis, B.Sc., M.B.A., Vice President, Operations, with a blurred metal sculpture in the background.

Jennifer Keturakis

VP, Operations
Vertical headshot of Nick St-Georges, P.Eng., C.E.T., BAPE, Vice President, International, speaking at a water industry conference in the Caribbean

Nick St-Georges

VP, International
Corporate headshot of Frank Laxshimalla, B.Sc., P.Eng., PMP, VP – Integrated Delivery, vertical format with blurred metal sculpture in the background.

Frank Laxshimalla

VP, Equipment Supply
Trevor Wall, VP Corporate, Integrated Sustainability

Trevor Wall

VP, Corporate Development
Ryan Murphy, VP, Business Development

Ryan Murphy

VP, Business Development
Ron Parisien, VP Finance

Ron Parisien

VP, Finance
Amy-Nordmarken

Amy Nordmarken

Director, People and Culture
Marc-Smith

Marc Smith

Manager, Health Safety and Environment

A portrait corporate headshot of Stuart Torr, President and CEO of Integrated Sustainability photographed against an industrial sculpture.

Stuart Torr

CEO & President
Corporate headshot of A.J. MacDonald, M.A.Sc., P.Eng., Vice President of Engineering, with metal sculpture in background.

AJ MacDonald

VP, Engineering
Vertical corporate headshot of Jennifer Keturakis, B.Sc., M.B.A., Vice President, Operations, with a blurred metal sculpture in the background.

Jennifer Keturakis

VP, Operations
Vertical headshot of Nick St-Georges, P.Eng., C.E.T., BAPE, Vice President, International, speaking at a water industry conference in the Caribbean

Nick St-Georges

VP, International
Corporate headshot of Frank Laxshimalla, B.Sc., P.Eng., PMP, VP – Integrated Delivery, vertical format with blurred metal sculpture in the background.

Frank Laxshimalla

VP, Equipment Supply
Trevor Wall, VP Corporate, Integrated Sustainability

Trevor Wall

VP, Corporate Development
Ryan Murphy, VP, Business Development

Ryan Murphy

VP, Business Development
Ron Parisien, VP Finance

Ron Parisien

VP, Finance
Amy-Nordmarken

Amy Nordmarken

Director, People and Culture
Marc-Smith

Marc Smith

Manager, Health Safety and Environment

project execution & delivery team

Vertical corporate headshot of Adam Leece, M.Sc., Manager, Decarbonization and ESG Disclosure, with a blurred metal sculpture in the background.

Adam Leece

Director, Sustainable Development Advisory
Alishia Virjee, M.Eng., P.Eng., PMP, Director of Projects

Alishia Virjee

Director of Projects
Corporate headshot of André J. Quesnel, B.Sc. Eng., MBA, Director of Operations, Eastern Caribbean.

André Quesnel

Director of Operations, Eastern Caribbean
Barry Prystawski, P.Eng., BSE., Director, Engineering and Construction, blurred metal sculpture in the background.

Barry Prystawski

Director, Civil Engineering and Construction
Headshots-All-Portrait-432-x-560_0004_Corey-Jackman-1x2-2025

Corey Jackman

Director of Operations, Barbados
Diane Spence, CET, PMP, Project Manager

Diane Spence

Project Manager
Enid Morris-Melvin, B.Sc., Eng., Project Manager

Enid Morris-Melvin

Project Manager
Ian Grant, B.Sc., M.Sc., P.Geo., Director, Water Resources

Ian Grant

Technical Director, Water Resources
Jen Kahn, B.COMM, Operations Manager

Jennifer Khan

Calgary Location Manager
Rectangle headshot of Kevin Clarke, P.Eng., C.Eng. MIEI, M.Sc., BE, Director, Facility Operations – Canada, outdoors with an industrial sculpture backdrop.

Kevin Clarke

Director, Operations & Maintenance
Mary Hagell, Manager, Project Quality and Strategic Oversight

Mary Hagell

Manager, Project Quality and Strategic Oversight
Corporate headshot of Mohammed Awad, B.E., P.Eng., Technical Director, vertical format with blurred metal sculpture in the background.

Mohammed Awad

Technical Director/Manager, Process Engineer

Vertical corporate headshot of Adam Leece, M.Sc., Manager, Decarbonization and ESG Disclosure, with a blurred metal sculpture in the background.

Adam Leece

Director, Sustainable Development Advisory
Alishia Virjee, M.Eng., P.Eng., PMP, Director of Projects

Alishia Virjee

Director of Projects
Corporate headshot of André J. Quesnel, B.Sc. Eng., MBA, Director of Operations, Eastern Caribbean.

André Quesnel

Director of Operations, Eastern Caribbean
Barry Prystawski, P.Eng., BSE., Director, Engineering and Construction, blurred metal sculpture in the background.

Barry Prystawski

Director, Civil Engineering and Construction
Headshots-All-Portrait-432-x-560_0004_Corey-Jackman-1x2-2025

Corey Jackman

Director of Operations, Barbados
Diane Spence, CET, PMP, Project Manager

Diane Spence

Project Manager
Enid Morris-Melvin, B.Sc., Eng., Project Manager

Enid Morris-Melvin

Project Manager
Ian Grant, B.Sc., M.Sc., P.Geo., Director, Water Resources

Ian Grant

Technical Director, Water Resources
Jen Kahn, B.COMM, Operations Manager

Jennifer Khan

Calgary Location Manager
Rectangle headshot of Kevin Clarke, P.Eng., C.Eng. MIEI, M.Sc., BE, Director, Facility Operations – Canada, outdoors with an industrial sculpture backdrop.

Kevin Clarke

Director, Operations & Maintenance
Mary Hagell, Manager, Project Quality and Strategic Oversight

Mary Hagell

Manager, Project Quality and Strategic Oversight
Corporate headshot of Mohammed Awad, B.E., P.Eng., Technical Director, vertical format with blurred metal sculpture in the background.

Mohammed Awad

Technical Director/Manager, Process Engineer
Tony Law, B.Sc., P.Eng, Manager, Projects

Tony Law

Manager, Projects
Corporate headshot of Murray James Calder, B.Tech., Technical Director, Electrical, Instrumentation and Controls, vertical format with blurred metal sculpture in the background.

Murray Calder

Technical Director, EC&I
Tania Bravo, M.Sc., P.Ag., CERP, Project Manager

Tania Bravo

Project Manager
Sam Neilands, Director, Strategic Development, Integrated Sustainability

Sam Neilands

Director, Strategic Development
Jeff Coombes, Manager, Strategic Development, M.Sc., B.Comm.

Jeff Coombes

Manager, Strategic Development – Pacific
Yves Matson, Director - Strategic Development

Yves Matson

Director, Strategic Development

technical expertise

A vertical corporate headshot of Elnaz Mohammadi Ph.D., P.Eng., Senior Biological and Chemical Engineer, vertical corporate headshot with blurred metal sculpture in the background.

Elnaz Mohammadi

Discipline Lead, Environmental Biotechnology
Corporate headshot of Jon Fennell, Ph.D., P.Geol., Vice President, Water Security & Climate Resiliency, vertical format with blurred metal sculpture in the background.

Jon Fennell

Prinicipal Hydrogeologist and Geochemist
Corporate headshot of Paige Sholter, B.Eng.Sc., P.Eng., ESG Advisor, vertical format with blurred metal sculpture in the background.

Paige Sholter

ESG Advisor
Corporate headshot of Irfan Muhammad, B.Tech., PMP, Technical Director, vertical format with blurred metal sculpture in the background.

Irfan Muhammad

Director of Operations
Corporate headshot of Janet Joynt, M.Sc., P.Ag., Senior Sustainability Specialist, vertical format with blurred metal sculpture in the background.

Janet Joynt

Sr. Sustainability Specialist
A vertical corporate headshot of Fatemeh Madaeni, Ph.D., M.Sc., EIT., Water Resources Specialist, photographed against an industrial sculpture.

Fatemeh Madaeni

Water Resource Specialist
Corporate headshot of Fischer Young, Ph.D., P.Chem., Scientist, vertical format with blurred metal sculpture in the background.

Fischer Young

Biogeochemist
Matt Moldovan, P.E., Lead Mechanical Engineer - USA

Matthew Moldovan

Lead Mechanical Engineer
Corporate headshot of Troy D. Vassos, Ph.D., FEC, P.Eng., Technical Director & Senior Environmental Engineer, vertical format with blurred metal sculpture in the background.

Troy Vassos

Technical Director, Environmental Engineering
Square corporate headshot of Vance Matthews, R.G., P.Geo., P.Geol., M.Sc., Director of Hydrogeology, with a blurred metal sculpture in the background. Vance is responsible for leading hydrogeological programs.

Vance Matthews

Technical Director – Hydrogeology

Gordon Wilcox

Sr. Geospatial Analyst and Data Manager

John Berry

Field Engineer

A vertical corporate headshot of Elnaz Mohammadi Ph.D., P.Eng., Senior Biological and Chemical Engineer, vertical corporate headshot with blurred metal sculpture in the background.

Elnaz Mohammadi

Discipline Lead, Environmental Biotechnology
Corporate headshot of Jon Fennell, Ph.D., P.Geol., Vice President, Water Security & Climate Resiliency, vertical format with blurred metal sculpture in the background.

Jon Fennell

Prinicipal Hydrogeologist and Geochemist
Corporate headshot of Paige Sholter, B.Eng.Sc., P.Eng., ESG Advisor, vertical format with blurred metal sculpture in the background.

Paige Sholter

ESG Advisor
Corporate headshot of Irfan Muhammad, B.Tech., PMP, Technical Director, vertical format with blurred metal sculpture in the background.

Irfan Muhammad

Director of Operations
Corporate headshot of Janet Joynt, M.Sc., P.Ag., Senior Sustainability Specialist, vertical format with blurred metal sculpture in the background.

Janet Joynt

Sr. Sustainability Specialist
A vertical corporate headshot of Fatemeh Madaeni, Ph.D., M.Sc., EIT., Water Resources Specialist, photographed against an industrial sculpture.

Fatemeh Madaeni

Water Resource Specialist
Corporate headshot of Fischer Young, Ph.D., P.Chem., Scientist, vertical format with blurred metal sculpture in the background.

Fischer Young

Biogeochemist
Matt Moldovan, P.E., Lead Mechanical Engineer - USA

Matthew Moldovan

Lead Mechanical Engineer
Corporate headshot of Troy D. Vassos, Ph.D., FEC, P.Eng., Technical Director & Senior Environmental Engineer, vertical format with blurred metal sculpture in the background.

Troy Vassos

Technical Director, Environmental Engineering
Square corporate headshot of Vance Matthews, R.G., P.Geo., P.Geol., M.Sc., Director of Hydrogeology, with a blurred metal sculpture in the background. Vance is responsible for leading hydrogeological programs.

Vance Matthews

Technical Director – Hydrogeology

Gordon Wilcox

Sr. Geospatial Analyst and Data Manager

John Berry

Field Engineer

Thomas Kuhn

Project Engineering Lead

Gary Kirton

Construction Supervisor

Lifecycle Accountability for Industrial Water Assets

Combine deep technical expertise with execution and operational experience

Complex and high-consequence industrial projects require a practical mindset to enable agile development and positive environmental outcomes.

Our vertically integrated water services platform combines science, engineering, equipment fabrication, and operations to provide fit-for-purpose assets that drive accountability and performance.

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partner with

a unified team

Improve water asset performance and cost control with accountable infrastructure designed for high-consequence operations.