Attendify - Develop relationships at the events that you attend by creating smaller events with just a few people.
Sidekick by Hubspot - Customer insight integrated with your email tools.
Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
Sansan - Sansan provides a internal contact sharing service for companies.
Whova - Whova event app, online registration, event management software, and event marketing help you create the most engaging and organized event ever. Learn more
HiHello - Exchange contacts, seamlessly.