Canadian dairy products maker Saputo Inc (<a href="http://money.tmx.com/en/quote/SAP/company" target="_blank">SAP:TSE</a>) has sealed a virtual power purchase agreement (VPPA) with domestic power producer Capital Power (<a href="http://money.tmx.com/en/quote/CPX/company" target="_blank">CXP:TSE</a>) tied to a wind farm currently being built in Alberta province.