Talkdesk

Talkdesk is a cloud-based contact centre, unified communications and artificial intelligence software provider.
Company history.
Founding.
Talkdesk was founded in Lisbon, Portugal in 2011 when Cristina Fonseca and Tiago Paiva built the first version of the solution during a contest hosted by Twilio. This solution utilized Twilio's API. The founders won the contest, were invited to join 500 Startup's third batch and raised $450,000.
Growth.
By 2019 the company had grown to almost 1,000 employees, and was headquartered in San Francisco, California. By early 2021 Talkdesk had grown to over 1,500 employees. It has funded its growth substantially by multiple investment rounds, and since it is privately held does not release revenue figures. It claimed 1,800 customers by 2020, including IBM, Acxiom, Hunter Douglas, and Trivago.
Investment.
In August 2014, Talkdesk raised US$3.15 million in an investment round led by Storm Ventures. 
Products and markets.
While Talkdesk sells to a broad range of industries, it has targeted the financial services & insurance, retail & e-commerce, healthcare & lifesciences, travel & hospitality and public sector industries with its contact  center  as a service (CCaaS) solution. It has integrations to Salesforce, Zendesk, Slack, Microsoft Teams, ServiceNow, Microsoft Dynamics CRM and numerous other systems.. In November 2020 it announced it would be using BICS to provide cloud numbers and SIP Trunking to support its customers.