Access Midstream Partners, L.P. Announces Public Offering of Common Units

  Access Midstream Partners, L.P. Announces Public Offering of Common Units

Business Wire

OKLAHOMA CITY -- December 12, 2012

Access Midstream Partners, L.P. (NYSE:ACMP) today announced the commencement
of an underwritten public offering of 13,750,000 common units representing
limited partner interests of the Partnership. The Partnership will also grant
the underwriters a 30-day option to purchase up to 2,062,500 additional common
units. The Partnership intends to use the net proceeds from this offering,
including any net proceeds from the underwriters’ exercise of their option, to
fund a portion of the purchase price of its pending acquisition of Chesapeake
Midstream Operating, L.L.C., a midstream gas gathering and processing business
owned by Chesapeake Midstream Development, L.L.C., a wholly owned subsidiary
of Chesapeake Energy Corporation.

Citigroup, Barclays and UBS Investment Bank will act as joint book-running
managers for the offering.

When available, copies of the preliminary prospectus supplement, prospectus
supplement and accompanying base prospectus relating to the offering may be
obtained free of charge on the Securities and Exchange Commission’s website at or from the underwriters of the offering as follows:

c/o Broadridge Financial Solutions
1155 Long Island Avenue
Edgewood, New York 11717
Tel: (800) 831-9146

c/o Broadridge Financial Solutions
1155 Long Island Avenue
Edgewood, New York 11717
Tel: (888) 603-5847

UBS Investment Bank
Attn: Prospectus Specialist
299 Park Avenue
New York, New York 10171
Tel: (877) 827-6444, ext. 561-3884

The common units will be offered and sold pursuant to an effective shelf
registration statement previously filed with the Securities and Exchange
Commission. This press release does not constitute an offer to sell or the
solicitation of an offer to buy the securities described herein, nor shall
there be any sale of these securities in any state or jurisdiction in which
such an offer, solicitation or sale would be unlawful prior to registration or
qualification under the securities laws of any such jurisdiction. The offering
is being made only by means of a prospectus and related prospectus supplement
meeting the requirements of Section 10 of the Securities Act of 1933, as

Access Midstream Partners, L.P. (NYSE:ACMP) is the industry’s largest
gathering and processing master limited partnership as measured by throughput
volume and owns, operates, develops and acquires natural gas gathering systems
and other midstream energy assets. Headquartered in Oklahoma City, the
Partnership's operations are focused on the Barnett Shale, Haynesville Shale,
Marcellus Shale and Mid-Continent regions of the U.S.

This press release includes forward-looking statements. Forward-looking
statements give our current expectations or forecasts of future events. They
include but are not limited to our business strategy and plans and objectives
for future operations as well as our future financial and operating results.
We caution you not to place undue reliance on our forward-looking statements,
which speak only as of the date of this release, and we undertake no
obligations to update this information. Although we believe the expectations
and forecasts reflected in these and other forward-looking statements are
reasonable, we can give no assurance they will prove to be correct. They can
be affected by inaccurate assumptions or by known or unknown risks and
uncertainties. Factors that could cause actual results to differ materially
from expected results are described under “Risk Factors” in our 2011 Annual
Report on Form 10-K and our other SEC filings.



Access Midstream Partners, L.P.
Investor Contact:
Dave Shiels, CFO, 405-935-6224
Media Contacts:
Debbie Nauser, 405-935-1739
Tom Johnson, 212-371-5999
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