HubSpot

Since 2006, HubSpot ($HUBS) has been on a mission to make the world more inbound.
Today, over 23,000 customers in more than 90 countries use HubSpot’s award-winning software, services, and support to transform the way they attract, engage, and delight customers.

HubSpot Sales enables sales and service teams to have more effective conversations with leads, prospects, and customers. HubSpot CRM helps sales teams organize, track, and grow their pipeline. All platforms integrate right out of the box and are available for free to start.

https://www.hubspot.com/