Utilize the input text as a context reference, choose the right relationship between Balfour Beatty and Construction from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

Holliday’s background includes 18 years of industry experience and 13 years of service with Balfour Beatty Construction since joining the firm as a project manager in 2002.

Answer: industry