THE VOICE OF THE CANADIAN

MINING INDUSTRY SINCE 1935

Omya

Omya is a leading global producer of industrial minerals – mainly derived from calcium carbonate, dolomite and perlite – and a worldwide distributor of specialty chemicals.

The company provides a wealth of innovative product solutions that contribute to its customers’ competitiveness and productivity in multiple industries such as Construction, Paper & Board, Polymers, Food and Personal & Home Care. Omya further provides Environmental Solutions targeting the agriculture, water and energy markets.

Founded in 1884 in Switzerland, Omya has a global presence extending to more than 160 locations in over 50 countries with 9,000 employees.

Committed to implementing the principles of sustainability at all company levels, Omya provides added value products and services from responsibly sourced materials to meet the essential needs of current and future generations.

 

 

Self-Assessed Results

2025 TSM Results

Omya

Preventing Child and Forced Labour Assessment
Facility PREVENTING FORCED LABOURPREVENTING CHILD LABOUR
Omya Canada Inc – Usine Saint-Armand
Results as of: Mar 15, 2024
Note: These requirements are assessed every three years during the external verification.
Biodiversity Conservation Management Assessment
Commitment, accountability and communicationsConservation planning and implementationReporting
Omya Canada Inc – Usine Saint-Armand

AAA

AA

A

B

C

Results as of: Dec 08, 2025
International Initiatives
Industry Sustainability Initiatives
ICMM Sustainable Development Framework
WGC Conflict Free Gold Standard
ISO 14001 - EMS Standard
Management System Standards
UN Global Compact
International Voluntary Initiatives
Extractive Industries Transparency Initiative
Voluntary Principles on Security and Human Rights
OECD Guidelines for Multinational Enterprises
AA 1000
Reporting, Disclosure and Transparency Standards
Global Reporting Initiative
CDP
Water Disclosure Project
Carbon Pricing Leadership Coalition
IFC Social and Environmental Performance Standards
Financing Standards
Dow Jones Sustainability Index
Listed on Socially Responsible Investing Indices
Jantzi Social Index
Responsible Jewellery
Industry Sustainability Initiatives
International Cyanide Code
Kimberley Process
Results as of: Dec 02, 2025

Letters of Assurance

Omya | 2023 | TSM Letter of Assurance



Action Plans

Omya | 2025 | Action Plan



Verification Summary Reports

Omya | Omya Canada Inc – Usine Saint-Armand | 2023 | Verification Summary Report



Historical TSM Results

TSM Results 2025

TSM Results 2024

TSM Results 2023

TSM Results 2022

TSM Results 2021

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