UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 14A

Proxy Statement Pursuant to Section 14(a) of the
Securities Exchange Act of 1934 (Amendment No. )

Filed by the Registrant Filed by a Party other than the Registrant      

CHECK THE APPROPRIATE BOX:
  Preliminary Proxy Statement
Confidential, For Use of the Commission Only (as permitted by Rule 14a-6(e)(2))
Definitive Proxy Statement
  Definitive Additional Materials
Soliciting Material Under Rule 14a-12

SOUTHWESTERN ENERGY COMPANY

(Name of Registrant as Specified In Its Charter)
(Name of Person(s) Filing Proxy Statement, if Other Than the Registrant)

PAYMENT OF FILING FEE (CHECK THE APPROPRIATE BOX):
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Fee paid previously with preliminary materials:
Check box if any part of the fee is offset as provided by Exchange Act Rule 0-11(a)(2) and identify the filing for which the offsetting fee was paid previously. Identify the previous filing by registration statement number, or the form or schedule and the date of its filing.
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*** Exercise Your Right to Vote ***
Important Notice Regarding the Availability of Proxy Materials for the
Shareholder Meeting to Be Held on May 22, 2018


SOUTHWESTERN ENERGY COMPANY

  
   Meeting Information
  Meeting Type: Annual Meeting
  For holders as of: March 23, 2018
  Date: May 22, 2018        Time: 9:00 AM CDT
  Location:  Company's Headquarters
10000 Energy Drive
Spring, Texas 77389
  
              

You are receiving this communication because you hold shares in the above named company.

This is not a ballot. You cannot use this notice to vote these shares. This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. You may view the proxy materials online at www.proxyvote.com or easily request a paper copy (see reverse side).

We encourage you to access and review all of the important information contained in the proxy materials before voting.

See the reverse side of this notice to obtain proxy materials and voting instructions.




— Before You Vote —
How to Access the Proxy Materials
  Proxy Materials Available to VIEW or RECEIVE:   
   1. Annual Report     2. Notice & Proxy Statement
How to View Online:
Have the information that is printed in the box marked by the arrow ➔ XXXX XXXX XXXX XXXX  (located on the following page) and visit: www.proxyvote.com.
How to Request and Receive a PAPER or E-MAIL Copy:
If you want to receive a paper or e-mail copy of these documents, you must request one. There is NO charge for requesting a copy. Please choose one of the following methods to make your request:
1) BY INTERNET: www.proxyvote.com
2) BY TELEPHONE:      1-800-579-1639
3) BY E-MAIL*: sendmaterial@proxyvote.com
* If requesting materials by e-mail, please send a blank e-mail with the information that is printed in the box marked by the arrow ➔ XXXX XXXX XXXX XXXX  (located on the following page) in the subject line.

Requests, instructions and other inquiries sent to this e-mail address will NOT be forwarded to your investment advisor. Please make the request as instructed above on or before May 08, 2018 to facilitate timely delivery.

 

— How To Vote —
Please Choose One of the Following Voting Methods

     Vote In Person: If you choose to vote these shares in person at the meeting, you must request a "legal proxy." To do so, please follow the instructions at www.proxyvote.com or request a paper copy of the materials, which will contain the appropriate instructions. Many shareholder meetings have attendance requirements including, but not limited to, the possession of an attendance ticket issued by the entity holding the meeting. Please check the meeting materials for any special requirements for meeting attendance.    
 
  Vote By Internet: To vote now by Internet, go to www.proxyvote.com. Have the information that is printed in the box marked by the arrow ➔ XXXX XXXX XXXX XXXX  available and follow the instructions.
  Vote By Mail: You can vote by mail by requesting a paper copy of the materials, which will include a voting instruction form.
   













































Voting items
The Board of Directors recommends you vote FOR the following proposal(s):
1.        Election of Directors
 
    Nominees
 
1A   John D. Gass
 
1B   Catherine A. Kehr
 
1C Greg D. Kerley
 
1D   Gary P. Luquette
 
1E   Jon A. Marshall
 
1F   Patrick M. Prevost
 
1G   Terry W. Rathert
 
1H   William J. Way

The Board of Directors recommends you vote FOR the following proposal(s):

2.        Advisory vote to approve 2017 named executive officer compensation.
     
3. Proposal to ratify the appointment of PricewaterhouseCoopers LLP to serve as the Company's independent registered public accounting firm for 2018.


















Voting items Continued

     

NOTE: Such other business as may properly come before the meeting or any adjournments thereof.

 
     


                       Voting Instructions