Cynosure Inc. (Nasdaq: CYNO) has agreed to acquire aesthetic laser technology company Palomar Medical Technologies Inc. (Nasdaq: PMTI) for approximately $294 million in cash and stock.www.cynosure.com

Liberty Media Corp. (Nasdaq: LMCA) is nearing a deal to acquire a 25% stake in Charter Communications (Nasdaq: CHTR) for around $2.5 billion, according to the WSJ. www.charter.com

St. George’s University of Grenada has hired Credit Suisse to find a buyer, according to Reuters. The deal could be valued at more than $1 billion. www.sgu.edu

Sanchez Energy Corp. (NYSE: SZ) has agreed to acquire producing assets in the Eagle Ford Shale fromHess Corp. (NYSE: HES) for approximately $265 million in cash. www.sanchezenergycorp.com

Valero Energy Corp. (NYSE: VLO) has opted not to sell its two California refineries, according to comments by company CEO Bill Klesse at an industry conference. www.valero.com

Gryphon Investors has agreed to sell TrustHoust Services Group, a Charlotte, N.C.–based provider of contract food services to the education, healthcare and corrections sectors, to Elior SCA, a Paris-based portfolio company of Charterhouse Capital Partners, Chequers Capital and Intermediate Capital Group. www.trusthouseservices.com

Westell Technologies Inc. (Nasdaq: WSTL) has agreed to acquire Kentrox, a Dublin, Ohio–based provider of site management solutions, from Investcorp Technology Partners. The deal is valued at $30 million in cash. www.kentrox.com

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