| Net sales | 4,540.6a | 4,301.2a | 4,014.5a |
| Cost of goods sold | -2,980.5a | -2,810a | -2,593a |
| Gross profit | 1,560.1a | 1,491.2a | 1,421.5a |
| Selling, general and administrative expenses | -1,385.1a | -1,256.6a | -1,097a |
| Other income | 17.3a | 15.7a | 8.6a |
| Operating income | 192.3a | 250.3a | 333.1a |
| Interest and other non-operating expenses, net | -31.9a | -27.1a | -20a |
| Income before taxes | 160.4a | 223.2a | 313.1a |
| Income tax expense | -36a | -49.8a | -67.7a |
| Net income | 124.4a | 173.4a | 245.4a |
| Less: net income attributable to non-controlling interest | 0.8a | | |
| Net income attributable to SiteOne | 123.6a | 173.4a | 245.4a |