Inergy Midstream, L.P. acquired 100% of the membership interests in US Salt LLC (US Salt) from Inergy L.P. (NRGY) for total consideration of $192.5 million.

Valero Energy received an offer of $350 million for its idled Aruba refinery, and PetroChina is being described as an interested party, according to a recent Dow Jones report.

AltaGas Ltd. reached a settlement agreement with the staff of the Michigan Public Service Commission (MPSC) with respect to its acquisition of SEMCO Holding Corp.

Kinder Morgan, Inc. and El Paso Corp. received all regulatory approvals required to close their merger.

Crosstex Energy LP signed a definitive agreement to acquire Clearfield Energy Inc., a crude oil, condensate and water services company operating in the Utica shale, for $210 million.

Rex Energy Corp. announced that it, together with its partners in Keystone Midstream Services, LLC, entered into an agreement and plan of merger with a subsidiary of MarkWest Energy Partners L.P.

Delta Air Lines’ wholly owned subsidiary, Monroe Energy LLC, has reached agreement with Phillips 66 to acquire the Trainer refinery complex south of Philadelphia.

Williams Partners L.P. completed its previously announced acquisition of Caiman Energy's wholly owned subsidiary, Caiman Eastern Midstream, LLC.

Energy Transfer Partners, LP and Sunoco Inc. entered into a definitive merger agreement whereby ETP will acquire Sunoco.

M&A in the energy sector had a record year in 2011 and activity in 2012 already appears to be keeping up the same pace, according to a report issued today by S&P Capital IQ.

Kinder Morgan Energy Partners, L.P. signed a definitive agreement to acquire KKR's 50% interest in a joint venture holding gathering and processing assets in the Uinta basin and Eagle Ford shale.

For upstream and midstream, panelists cite about $30 billion of available capacity to the investor.

El Paso Pipeline Partners received a proposal from El Paso Corp. to purchase the remaining 14% of Colorado Interstate Gas Co., L.L.C. and all of Cheyenne Plains Investment Co.

Penn Virginia Resource Partners, L.P. signed a definitive agreement to acquire Chief Gathering LLC for $1.0 billion.

DCP Midstream Partners LP completed its previously announced dropdown acquisition of the remaining interest in DCP Southeast Texas Holdings GP from its general partner, DCP Midstream LLC for $240 million.