HubSpot Ventures, an investment firm, completed the investment in Aircall, a cloud-based call center software. Financial terms were not disclosed. “At Aircall, we’ve been working to build a customer-obsessed culture. We’re looking forward to continuing a strong relationship with HubSpot, as we both create tools and services that are used and loved every day by thousands of customers. Integrating our products through a strong and open ecosystem paves the way for the future of voice," Olivier Pailhes, Aircall Co-Founder and CEO.