He played a key role in coordinating the effort for Balfour Beatty Construction and its mission-aligned trade contractors to construct the 65,000-square-foot Ronald McDonald House of San Diego for the Ronald McDonald House Charities of San Diego at-cost – saving the charity millions of dollars.
Refer to the input text as context and select the correct relationship between 'Balfour Beatty' and 'Construction' from the available options.
Options: industry, parent organization, brand, location of formation