COS
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Why COS

For over 45 years we have proudly maintained our position as the largest privately owned office supplies company in Australia. Staying true to our roots as a family owned and operated business, has allowed us to maintain our focus on building lasting connections with our customers and deliver exceptional customer service.

We continue to work together to use our influence to create positive change and make a difference in the lives of others through our business success. And, by choosing COS, you have helped us pledge over $15 million dollars to support local Australian charities, focused on human welfare through the Lyone Foundation.

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Solution For Every Business

COS has over 45 years’ experience sourcing and choosing products specifically for Australian workplaces. No matter whether you’re a publicly listed multi-national, large Government agency or small business owner, we understand your requirements and offer a solution tailored to your business needs.

Government Customers

Government Customers

With a large percentage of our revenue generated from the Government sector, COS has developed a high level of expertise providing innovative supply solutions to all tiers of Government. We pride ourselves on understanding the needs, requirements and procurement policies of Government customers, offering a genuine Australian alternative.

Enterprise Customers

Enterprise Customers

As Australia’s largest independent office products supplier, COS is renowned for our extensive product range, customised boutique style service and flexibility in our complete offering. Our ‘All-in-One’ supply solution is designed to leverage the benefits of thousands of products with a seamless end-to-end procurement process.

Education Customers

Education Customers

We go the extra mile to meet your school’s unique needs and proudly support Australian local economies, communities and social causes. As Australia’s largest family-owned education supplier, personal values such as hospitality, compassion and respect are reflected in our business practices.

COSNET Live Ordering

We thrive on creating innovative solutions for the workplace of the future.
Our online ordering system, COSnet, has been designed with our customers in mind and with intuitive time saving features.

Fast Ordering

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Increased Control

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Complete Range

With thousands of products for every room in the modern office the COS all-in-one supply solution makes it easy to do business. We can service multiple areas of your workplace with our extensive range of popular and innovative products including:

Local Warehouse & Delivery


COS has invested heavily in creating a nation-wide presence, with an extensive network of sales offices, warehouses and distribution centres across Australia. Each branch is tailored to local requirements and delivers a local service experience.

Our warehouses are quality assured, state-of-the-art facilities with advanced technology to ensure industry leading order accuracy. We maintain all our logistical services in-house with the flexibility to provide a range of additional services.

Free Next Day Delivery

COS delivers to every corner of Australia – no matter where you are we will find you. We want to make your purchase experience as quick and easy as possible. So we offer free, next day delivery on most orders*.

*Excludes furniture, big and bulky items, as well as both residential and regional deliveries. Minimum order fees may apple. Please refer to our terms and conditions.

Free 14 Day Returns

At COS, we are passionate about exceeding customer expectations. We also understand that sometimes you change your mind and wish to return a product, for which will offer you online store credit.

To find out more, read our Returns policy.

Free Next Day Delivery

Search for Products

Search the COS range of products via the field below. You will be taken to the COS shop side of the site to view your results.