Cloud collaboration software provider Exostar was formed by BAE, Boeing, Lockheed Martin, Raytheon and Rolls-Royce before Merck & Co became a shareholder in 2014.

Private equity firm Thoma Bravo has agreed to acquire Exostar, a US-based online collaboration platform developer backed by half a dozen corporates.

The transaction will be sized at about $100m, a person familiar with the situation told the Wall Street Journal.

Exostar was founded in 2000 as a joint venture between aerospace manufacturers BAE Systems, Boeing and Lockheed Martin, defence contractor Raytheon and luxury car manufacturer Rolls-Royce.

The company has built a secure, cloud-based collaboration platform that enables enterprise clients…

Thierry Heles

Thierry Heles is editor-at-large of Global University Venturing and Global Corporate Venturing, and host of the Beyond the Breakthrough podcast.