Arsenal Capital Partners has agreed to acquire ADCO Global Inc., a Lincolnshire, Ill.–based manufacturer of specialty adhesives, sealants and tapes, from Aurora Capital Group. No financial terms were disclosed for the deal, which is expected to close in Q3. www.adcoglobal.com
KKR has agreed to acquire PRA International, a Raleigh, N.C.-based clinical research organization, from Genstar Capital. No financial terms were disclosed, but word is that the final price tracked to earlier press reports of around a $1.3 billion valuation. Other bidders had included Cionven and Warburg Pincus. Genstar originally acquired PRA for $797 million in 2007. www.praintl.com
Lone Star Funds is in talks to acquire the North American gypsum business of France-basedLafarge (Paris: LG) for around $700 million, according to Reuters. www.lafarge.com
NVM Private Equity has sponsored a £5.5 million management buyout of Kirton Group, a UK-based maker of specialist seating and other products for the elderly and disabled. www.kirton-healthcare.co.uk
TA Associates has invested $25 million for a minority equity stake in Fractal Analytics, a Mumbai-based provider of data analytics to Fortune 500 companies. www.ta.com
Thoma Bravo has agreed to acquire Keynote Systems (Nasdaq: KEYN), a –based provider of Internet and mobile cloud monitoring and testing solutions, for approximately $395 million. The $20 per share price represents a 48% premium over Friday’s closing price for Keynote stock. www.keynote.com
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