1950–1959[]

1959–1974[]

1974–1990[]

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This logo made its first full appearance on the grand opening advertisement for their flagship location in Waterloo, Ontario. Before then, the Z symbol had been teased in advertisements for several weeks.
1991–2011[]

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Used at Zehrs Greatfood stores
2011–2016[]

2016–present[]

| Food or drink brands Arnie's Bagels | Brownberry | Country Harvest | Exact | Interbake Foods | No Name | Weston Bakeries | Wonder Bread1 Loblaw Companies brands President's Choice brands Defunct
1Canada only. Rights to these brands in the United States are owned by different companies. |
