The more than 18,000 Costco Wholesale employees represented by the Teamsters union voted overwhelmingly to authorize a nationwide strike should they not reach a new labor agreement by the end of the month.

Bryan Fields, a Costco employee in Baltimore and member of Teamsters Local 570, told ABC News that the strike deadline comes after months of stalled conversations, extensions and failed negotiations with the company.

Workers at America's largest wholesale retailer may soon go on strike as the corporation has seen profits skyrocket in recent years, union officials said. Costco workers nationwide voted by an overwhelming 85-percent margin to authorize a strike,