What began as a low-key initiative to get Citigroup's far-flung employees to collaborate has evolved into a robust, cost-saving communications channel for them, the company said.

The Citiweb site began four years ago "as a grass-roots effort" on the banking company's corporate intranet, said Michael Cammon, director of intranet services. Now it gets about 3.5 million hits a day from employees who are executing transactions and exchanging information.

Subscribe Now

Access to authoritative analysis and perspective and our data-driven report series.

14-Day Free Trial

No credit card required. Complete access to articles, breaking news and industry data.