October 6, 2026                                                                                                                   TIME: 3: 00 PM CT

TO:        ALL TENNESSEE GAS PIPELINE COMPANY, L.L.C. CUSTOMERS

RE:       SUCCESSFUL BIDDER FROM AVAILABLE FIRM CAPACITY (OPEN SEASON #1437)

Tennessee Gas Pipeline Company, L.L.C. (“Tennessee”) held an open season in accordance with Article XXVI, Section 5 of the General Terms and Conditions of its FERC Gas Tariff, which commenced at 9:00 AM CT on Wednesday, September 30, 2026 and closed at 2:00 PM CT on Monday, October 5, 2026. All final bids received in compliance with the terms and conditions of the open season were evaluated using the factors posted in the Open Season.

The winning bidder is not affiliated with Tennessee.

The winning bidder is as follows:

SERVICE REQUESTOR:         Constellation Energy Generation, LLC

TERM:                                     April 1, 2027 through October 31, 2027
DISCOUNTED:                        Yes
VOLUME:                               18,122 Dth/d
RECEIPT POINT:                    420826 – POOLING PT – 100 LEG ZN 0 NORTH

DELIVERY:                              420998 – POOLING PT – 800 LEG – ZONE L

NPV/Dth:                               $43.723

For further information, please contact a Marketing Representative:

Chris Brown          (713) 420-6201

Kevin Cofer           (713) 420-7010

Allison Howard     (713) 420-2414

Alex Lopez             (713) 420-1902

Aaron O'Reilly      (713) 420-2418

Cesar Saldana       (713) 420-2643

E-mail                     TGPBidroom@kindermorgan.com