British energy company National Grid plc (<a href="https://www.londonstockexchange.com/stock/NG./national-grid-plc/company-page" target="_blank">LON:NG</a>) said on Friday that it has completed its USD-1.735-billion (EUR 1.54bn) deal to sell its US onshore renewables business, National Grid Renewables, to Canadian investment firm Brookfield Asset Management and its partners.