 TEL AVIV, Israel, and SAN FRANCISCO, March 21, 2021 PRNewswire -- ironSource, a leading business platform for the app economy, has entered into a definitive agreement to merge with Thoma Bravo Advantage NYSE: TBA TBA, a publicly-traded special purpose acquisition company, to bring to the public markets a highly-profitable and scalable business that provides a comprehensive business platform for app developers. The transaction values ironSource at a pro forma equity value of 11.1 billion, and is supported by a 1.3 billion oversubscribed Class A ordinary share PIPE led by an affiliate of Thoma Bravo, L.P. 