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September 24, 2025

Willkie is representing Novacap in its acquisition of Integral Ad Science (Nasdaq: IAS), a leading global media measurement and optimization platform, in an all-cash transaction that values IAS at approximately $1.9 billion.

On September 24, IAS announced it entered into a definitive agreement to be acquired by Novacap, positioning the company for further growth as it continues investing in AI-first technology. Under the terms of the agreement, Novacap will acquire all of the outstanding shares of IAS for $10.30 per share in cash. 

Upon completion of the transaction, IAS will become a privately held company and IAS common stock will no longer be listed on any public market.

Novacap is a leading North American private equity investor and one of Canada's most experienced private equity firms.

The Willkie team is led by partners Russell Leaf, Jared Fertman and Samir Patel, with associate Sarah Chouinard. Partners Jason Pearl and Charlotta Chung provided debt financing advice, partners Larissa Marcellino and Giovanni Smedley and counsel Walter Turturro provided investment funds advice, and partner Rose Ohanesian advised on executive compensation matters.