Advent International to buy Layerzero; Stellex to acquire Dürr business unit

Deal Wrap is updated as of 3 p.m. ET.

– Advent International LP agreed to acquire US electric components manufacturer Layerzero Power Systems Inc. Harris Williams LLC was Advent's financial adviser, and Weil Gotshal & Manges LLP was its legal adviser. Citizens Capital Markets Inc. was Layerzero's financial adviser, and Calfee Halter & Griswold LLP was its legal adviser.

– Stellex Capital Management LP agreed to acquire the air and noise filtration technology business of German engineering firm Dürr AG.

– IDI agreed to acquire a majority stake in French radio software provider Forsk SAS.

– Rubicon Partners agreed to acquire the air pollution control business of Danish construction company FLSmidth & Co. A/S.

– CenterOak Partners LLC acquired US financial consulting firm Now CFO LLC.

– Vitruvian Partners LLP and Ion Crossover Partners Ltd. co-led a $359 million series G round for Israel-based cloud security services provider Cato Networks Ltd.

– NATO Investment Fund and Earlybird Venture Capital GmbH & Co. KG co-led a $35 million funding round for UK biotechnology company Portal Biotech Ltd.

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