Lehman Brothers has agreed to sell apartment building owner and operator Archstone to Equity Residential (NYSE: EQR) and AvalonBay Communities (NYSE: AVB) for approximately $6.5 billion in cash and stock. Archstone had been in registration for an IPO designed to raise nearly $3.5 billion.

Charterhouse Capital Partners has hired three banks – HSBC, Rothschild and Credit Agricole – to find a buyer for the main unit of French catering company Elior, according to Bloomberg. The deal could be valued in excess of €2 billion. www.charterhouse.co.uk

Linx Partners has sold Cimarron Energy Inc., a Norman, Okla.–based maker of energy production, processing and environmental solutions to the U.S. oil and gas industry, to Curtiss-Wright Corp. (NYSE: CW). Harris Williams & Co. managed the process. www.cimarrongas.com

Littlejohn & Co. has agreed to sell Synchronous Aerospace Group, a Santa Ana, Calif.-based provider of assemblies and components for the commercial aerospace and defense markets, to Precision Castparts Corp. (NYSE: PCP). No financial terms were disclosed. www.syncaero.com

Nordwind Capital has agreed to sell the global assets of ISE Automotive GmbH, a German auto parts company, to Metalsa SA de CV. No financial terms were disclosed. www.ise-automotive.com

Rave Review Cinemas LLC, a portfolio company of BV Investment Partners, has agreed to sell four theaters to AMC Entertainment Inc. No financial terms were disclosed. The theaters are in Alabama, Florida and Louisiana. www.amctheaters.com

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