Innovative Technologies

We’ve built our solid reputation based on our proven ability to confidently innovate and deliver technically superior, cost-effective solutions that work better—on time and on budget.
InSitu Remediation Services Limited's team on-site

About IRSL

As an environmental remediation contractor specializing in the in-situ remediation of soil and groundwater, InSitu Remediation Services Limited (IRSL) has over a quarter century of experience in successfully evaluating, designing, implementing, and optimizing innovative soil and groundwater in-situ remediation programs across the globe.

Grounded in Experience

We have completed hundreds of projects across Canada, United States, Central and South America, Europe, and the Middle East for domestic and international clients, including engineering consultants, property owners, industry and regulatory agencies. Trust our deep knowledge and forthright approach.

Areas of Expertise

  • Groundwater and soil remediation.
  • Hydrogeology.
  • Geochemistry.
  • Geochemical modelling
  • Expert witness services

Geological Experience

  • Glacial deposits.
  • Fluvial deposits.
  • Karst environments.
  • Fractured sedimentary and carbonate rock.
  • Fractured metamorphic and igneous rock.

Aqueous Experience

  • Areas with large water-table fluctuations.
  • Tidally influenced hydrogeologic settings.
  • Highly saline areas.
  • Low pH environments.
  • Reductive environments.

Lead the Industry

Built on a solid foundation of superior expertise and far-reaching experience.


Our senior staff member have served on numerous technical committees for the Canadian and American Federal Governments. They have taught courses on the remediation of impacted soil and groundwater at numerous universities and colleges as well as conducted workshops and seminars at various international conferences and professional organizations.

Field Staff

At the heart of our operations, IRSL’s senior staff lead a team of competent field staff who confidently implement our injection programs on-site based on their extensive practical experience and knowledge earned in college or university.

IRSL field staff working on-site.

Rick McGregor, B.A.Sc. Geology, M.Sc. Hydrogeology, M.B.A.


A respected environmental professional with over a quarter century in environmental assessment and remediation, Rick has designed and implemented remediation programs across the globe.

An invited speaker at numerous international conferences and workshops, his knowledge leads the industry, based on his extensive experience, his innovative strategies, and his clear, pragmatic approach.


  • P. Geo. (Ontario)
  • Certified Ground Water Professional
  • Certified Risk Manager
  • Qualified Person Risk Assessment

LinkedIn Profile

Ben Galbraith, B.A.

Project Manager

One of the most experienced applicators of in-situ remedial techniques in North America, Ben has designed and implemented remediation programs for a wide variety of compounds in various geologic and hydrogeologic environments.

Ben’s extensive practical experience, combined with his innovative designs, provides solutions to sites that are otherwise deemed problematic by others.

On-Site Faster

IRLS has extensive experience preparing and applying for permits in jurisdictions across North America, South America, Europe, and the Middle East.

Our Qualifications

Ontario Environmental Compliance Approvals

We have Mobile Environmental Compliance Approvals (ECAs) for a wide variety of in-situ remediation methods, including:

  • Chemical oxidation.
  • Chemical reduction.
  • Aerobic and anaerobic bioremediation.
  • Surfactant and co-solvent flushing.
  • Solidification processes.
  • Groundwater tracers.

We hold additional Mobile Environmental Compliance Approvals (ECAs) in:

  • Mobile air treatment using activated carbon.
  • Mobile air treatment using catalytic oxidation.
  • Water treatment using filtration (physical and chemical), air stripping, and chemical adjustment.
Canadian Permits & Approvals

IRSL has successfully applied for permits and/or approval for in-situ remediation in:

  • Newfoundland
  • Nova Scotia
  • New Brunswick
  • Quebec
  • Ontario
  • Manitoba,
  • Saskatchewan
  • Alberta
  • British Columbia
International Permits & Approvals

We have prepared and applied for permits in numerous jurisdictions in:

  • North America
  • South America
  • Europe
  • The Middle East
INSITU Qualifications

To mention a few…

Certificate of Authorization

IRSL has a Certificate of Authorization from the APGO.

The Association of Professional Geoscientists of Ontario is the Licensing and Regulatory Body Responsible for Ontario’s Geoscientists.


Fully insured, IRSL holds appropriate insurance policies, including:

  • General Commercial Comprehensive Liability Insurance ($5,000,000).
  • Professional Liability ($5,000,000).
  • Third Party Liability ($5,000,000).
  • Contractors Pollution Liability ($5,000,000).
  • Environmental Impairment Liability Insurance ($5,000,000).

Our Commitment

No task is too pressing that we can’t take the time required to do it safely.

Health & Safety First

As our organization grows, our Health & Safety policies grow with us, articulating our commitment to conducting our business in a manner that puts human and environmental health and safety first.

Our dedication to health and safety extends to everyone—our employees, contractors and their families, our clients and their neighbours, the communities in which we work and the global community.

Our Health & Safety program includes:

  • First Aid with CPR.
  • Quantitative Respirator Fit Testing.
  • Workplace Hazardous Materials Information System (WHMIS).
  • Transportation of Dangerous Goods (TDG).
  • Petroleum-Oriented Safety Training (POST).
  • Confined Space Entry protocols.
  • Slips, Trips & Falls awareness and prevention.
  • Fire Extinguisher training.
  • Supervisor training.
  • Site-specific training, as required.

Committed to the Environment

Our approaches minimize the ecological footprint. At every site we touch, we go above and beyond to leave it better.

Corporate Sustainability

Protecting the environment by minimizing and mitigating potential impacts is at the very core of our business.

We are dedicated to environmental stewardship methods that exceed regulatory compliance requirements; implementing safe, environmentally responsible, solutions intended to protect our clients, your neighbours, and future generations.

Southern Ontario Farmland

Partnering For Success

Bring the best team to every project.

IRSL partnerships.


To provide our clients with the most innovative approaches available today, we selectively partner with the most skilled complimentary specialists in the industry, from the academic, governmental and private sectors.

We also collaborate with researchers from world-renowned groundwater research centres, including those at the University of Waterloo and the University of Guelph, Ontario.

Contributing to our Profession

Actively participating to move the industry in a positive direction.

Work with the Best

IRSL is always looking for innovative and client-focused professionals who want to work within a growing company that offers many opportunities including professional development, travel, and growth.

Remediation Specialists

IRSL is currently seeking remediation specialists to join our team of professionals. The successful candidates will be involved in leading-edge projects dealing with soil and groundwater remediation across Canada and in foreign locations.

Exceeding your Expectations.

We confidently implement innovative solutions, based on sound knowledge, using seasoned field staff. Our pragmatic, flexible approach reduces effort, cost to our clients, and environmental risk.

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