From the website:
Blyve is a real-time audience engagement platform for live events. With Blyve, you can create and share real-time conversations with your customers. Whether you’re covering a live event, launching a new product, or just catching up with your favorite customers, Blyve’s rich feature set provides you with the ability to maintain a high level of engagement.
Blyve is based out of Livermore, CA (USA).