This Policy lays out the commitments Sigma has made to Corporate Social Responsibility and towards operating in a socially responsible manner. We believe that we should lead by example, this means acting in a way that is ethically correct.

Procurement

Sigma aims to source only from companies who operate their own sustainability policy and share our values. Where possible we source from local suppliers.

Customers

Sigma seeks to be honest and fair in our relationships with its customers. Provides the standards of product and service that have been agreed and takes all reasonable steps to ensure the safety and quality of products or services that it produces. We have a policy to uphold ethical values in all our dealings and do not to offer, pay or accept bribes or offer substantial favours. We encourage our suppliers to abide by the same standards and principles.

Suppliers and subcontractors

Sigma’s policy is to uphold ethical values in all our dealings, to be honest and fair in our relationships with suppliers and subcontractors and pays suppliers and subcontractors in accordance with agreed terms. We have a policy not to offer, pay or accept bribes or substantial favours and encourage suppliers and subcontractors to abide by the same standards and principles.