Callsign grew from two founders in 2012 to a current team of over 50. These long-time TechHub members raised a $35m Series A in 2017 (led by Accel and PTB Ventures) to scale their AI-based authentication business to the US, Asia and the Middle East. The technology is used by some of the world’s largest financial institutions and hundreds of thousands of users globally.

Cloud communication API platform Nexmo’s co-founders joined TechHub in 2012. Over three years, they grew their TechHub-based sales and tech teams to over 70 people, raised multiple rounds of funding and acquired global customers such as AirBnB. The company was acquired for $230m in 2016 by US-based Vonage, one of the world’s leading VOIP communication companies.

UK-based co-founder Alexander Trewby picked TechHub to be Divide’s springboard into the London startup ecosystem, giving the company’s very first UK pitch at TechHub’s Demo Night in 2012. The BYOD device management platform subsequently expanded to London and was acquired by Google in 2014.

This India-founded customer service platform bootstrapped its way to 100+ employees, now serving major global brands such as FedEx and General Electric. Kayako’s founders grew the company’s European operations from TechHub to scale globally and reach customers across time zones. Their headquarters and founding team are based in TechHub London.