Insights

Sustainability Milestones Leverage COS’s recent Net Zero Operations and 100% Renewable Electricity achievements to tailor sustainability-focused product bundles and educational materials for customers in schools and hospitals seeking greener office solutions.

Strong Community Brand Position COS as a locally trusted, family-owned partner with the Lyone Foundation’s 1% revenue donation as a differentiator to win contracts with community institutions and public-sector buyers prioritizing social impact.

National Footprint Capitalize on COS’s nationwide warehousing network to offer fast, reliable delivery solutions and bulk procurement for multi-site organizations, appealing to education and healthcare buyers needing consistent supply across states.

Technology Enablement Utilize COS’s tech stack (Power BI, HubSpot, Zendesk, AWS) to provide enhanced omnichannel experiences, data-driven procurement insights, and streamlined onboarding for new institutional customers.

Growth Through Careers Target expansion into mid-market and enterprise customers by highlighting COS’s scale, workforce expertise, and long-standing customer service excellence to win larger contracts and multi-year supply arrangements.

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COS Tech Stack

COS uses 8 technology products and services including Microsoft Advertising, Linkedin Insight Tag, Adobe Creative Cloud, and more. Explore COS's tech stack below.

Microsoft Advertising
Advertising
Linkedin Insight Tag
Analytics
Adobe Creative Cloud
Audio, Video, Graphics
Power BI
Business Intelligence
Amazon Web Services
Cloud Hosting
HubSpot Content Hub
Content Management System
Zendesk Chat
Live Chat
Bitbucket
Source Code Management

Media & News

COS's Email Address Formats

COS uses at least 4 email formats:

COS Email Formats	Example	Percentage
FirstL@cos.net.au	JohnD@cos.net.au	93%
FirstLa@cos.net.au	JohnDo@cos.net.au	3%
Last_First@cos.net.au	Doe_John@cos.net.au	3%
First_Last@cos.net.au	John_Doe@cos.net.au	1%

Frequently Asked Questions

What is COS's stock symbol?

COS is a publicly traded company; the company's stock symbol is COSO.

What is COS's official website and social media links?

COS's official website is cos.net.au and has social profiles on LinkedIn.

How much revenue does COS generate?

As of August 2026, COS's annual revenue is estimated to be $500M - $1B.

What is COS's SIC code and NAICS code?

COS's SIC code is 5111 - Printing and Writing Paper and NAICS code is 45321 - Office Supplies and Stationery Stores.

How many employees does COS have currently?

As of August 2026, COS has approximately 447 employees across 5 continents, including Oceania, Europe and Asia. Key team members include Head Of Sales - Market Offers: C. G., Head Of Sales - Contract: S. M. and Co-Ceo: B. L. Explore COS's employee directory with LeadIQ.

What industry does COS belong to?

COS operates in the Retail Office Equipment industry.

What technology does COS use?

COS's tech stack includes Microsoft Advertising, Linkedin Insight Tag, Adobe Creative Cloud, Power BI, Amazon Web Services, HubSpot Content Hub, Zendesk Chat and Bitbucket.

What is COS's email format?

COS's email format typically follows the pattern of FirstL@cos.net.au. Find more COS email formats with LeadIQ.

When was COS founded?

COS was founded in 1977.

COS

Q: What is COS's official website and social media links?

COS's official website is cos.net.au. COS has social profiles on LinkedIn.

Q: How many employees does COS have currently?

COS has approximately 447 employees.

Q: What technology does COS use?

COS's tech stack includes Cloudflare, Microsoft Outlook, YouTube, Linux, Bing Ads.

Q: What is COS's NAICS code?

COS's NAICS code is 45321 (Office Supplies and Stationery Stores).

Retail Office EquipmentNew South Wales, Australia201-500 Employees

COS is an Australian retailer focused on office and education supplies, delivering thousands of products daily to workplaces, schools, and hospitals to support health, safety, and productivity. It operates as a family-owned and operated business led by second-generation co-CEOs Belinda and Amie Lyone, with origins dating to 1977 when founder Dominique Lyone started the company. Based in Lidcombe, New South Wales, COS has grown into a national operation with warehouses across every state and territory and hundreds of staff.

The Lyone Foundation donates 1% of annual revenue to Australian charities, totaling more than $23 million since 2013. In the first half of 2024, COS achieved Net Zero Operations and 100% Renewable Electricity across all its facilities nationwide, marking notable sustainability milestones.