Language I/O (LIO), a leader in multilingual customer engagement, today announced it has raised a $6.5 million Series A round of funding, bringing the total amount of funding raised to date to $12.1 million, which includes the company's Seed round completed in March of last year. Gaurav Tewari of Silicon Valley-based Omega Venture Partners is the largest institutional investor in this Series A financing, investing alongside Bob Davoli of Gutbrain Ventures and Bruce Clarke of PBJ Capital. Other participating investors include Golden Seeds, Michael Wilens, Tom Axbey, James Pallotta, and Eric Schnadig. This Series A round also included a new investor, Caruso Ventures headquartered in Boulder, Colorado.