Perth-based Office National Canning Vale (ONCV) won the metropolitan category while Alice Springs-based Our Town & Country Office National (OT&CON) won the regional category.
The respective runners-up were Adelaide Direct Stationers and Office Choice Blue Mountains.
More than 60 suppliers were involved in this year's nomination process with nearly 100 individual dealers being nominated.
More than 100 resellers, buying group representatives and key suppliers attended the presentation at Horizons in the South Maroubra Surf Club on 20 September.
2013 metropolitan finalists
Adelaide Direct Stationers (SA)
Back 2 Basics (QLD)
Impact Office Supplies (QLD)
Jubilee Office Supplies (NSW)
McClures Office Supplies (VIC)
Office National Canning Vale WA)
Penfold by Office Choice (SA)
Quick Corporate (WA)
Stationery Wholesalers (NSW)
Surry Office National (NSW)
2013 regional finalists
Bolton's Office National (VIC)
Browns Office Choice (QLD)
Cloud Office Supplies (NSW)
Office Choice Blue Mountains (NSW)
Our Town & Country Office National (NT)