< PrevNext > 88. ITW Glenview, Ill. Share 2019 U.S.-Booked Air Volume: $48 millionPrimary Global Online Booking Tool: ConcurPrimary U.S. Payment Supplier: American ExpressPrimary Global Expense Supplier: ConcurConsolidated U.S. TMC: Amex GBTITW's U.S.-booked air volume dipped $1 million in 2019 from 2018's $49 million. The company has continued to focus on reducing trips and issuing guidance on traveling smarter. Travelers' use of corporate cards rose to 96 percent of all eligible spend, increasing the company's visibility into spending data. In 2019, ITW launched a proprietary mobile app, powered by Roadmap, to integrate all suppliers, travel and expense policy and guidance into one platform, providing simplification and real time information with the aim of increasing compliance and reducing costs.