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Exhibit 99.02

Notice of Guaranteed Delivery
To Tender for Exchange of

7.625% Senior Notes due 2019, which have been registered under the
Securities Act of 1933, as amended,
for any and all outstanding 7.625% Senior Notes due 2019
144A Notes (CUSIP 629377 BP6 and ISIN US629377BP68)
Regulation S Notes (CUSIP U66962 AG3 and ISIN USU66962AG36)

and

7.875% Senior Notes due 2021, which have been registered under the
Securities Act of 1933, as amended,
for any and all outstanding 7.875% Senior Notes due 2021
144A Notes (CUSIP 629377 BQ4 and ISIN US629377BQ42)
Regulation S Notes (CUSIP U66962 AH1 and ISIN USU66962AH19)

of

NRG Energy, Inc.

        THE EXCHANGE OFFER AND WITHDRAWAL RIGHTS WILL EXPIRE AT 11:59 P.M., NEW YORK CITY TIME, ON                                    , 2011 (THE "EXPIRATION DATE"), UNLESS EXTENDED BY NRG ENERGY, INC., IN ITS SOLE DISCRETION. 

The Exchange Agent for the Exchange Offer is:

Law Debenture Trust Company of New York

By Registered or Certified Mail or Overnight Carrier:	Facsimile Transmission: (for eligible institutions only)	By Hand Delivery:
Law Debenture Trust Company of New York 400 Madison Avenue, 4th Floor New York, New York 10017 Attention: Corporate Trust Department	(212) 750-1361	Law Debenture Trust Company of New York 400 Madison Avenue, 4th Floor New York, New York 10017 Attention: Corporate Trust Department
Confirm by Telephone: (212) 750-6474

For any questions regarding this notice of guaranteed delivery or for any additional information, you may contact the exchange agent by telephone at (212) 750-6474.

Delivery of this notice of guaranteed delivery to an address other than as set forth above or transmission of this notice of guaranteed delivery via a facsimile transmission to a number other than as set forth above will not constitute a valid delivery.

        Registered holders of outstanding 7.625% Senior Notes due 2019 (together with the guarantees thereof, the "2019 Outstanding Notes") who wish to tender their Outstanding Notes in exchange for a like principal amount of 7.625% Senior Notes due 2019 (together with the guarantees thereof, the "2019 Exchange Notes") and registered holders of outstanding 7.875% Senior Notes due 2021 (together with the guarantees thereof, the "2021 Outstanding Notes" and the 2021 Outstanding Notes together with the 2019 Outstanding Notes, the "Outstanding Notes") who wish to tender their Outstanding Notes in exchange for a like principal amount of 7.875% Senior Notes due 2021 (together with the guarantees thereof, the "2021 Exchange Notes" and the 2021 Exchange Notes together with the 2019 Exchange Notes, the "Exchange Notes") may use this Notice of Guaranteed Delivery or one substantially equivalent hereto to tender Outstanding Notes pursuant to the Exchange Offer (as defined below) if: (1) their Outstanding Notes are not immediately available or (2) they cannot deliver their Outstanding Notes (or a confirmation of book-entry transfer of Outstanding Notes into the account of the Exchange Agent at The Depository Trust Company), the Letter of Transmittal or any other documents required by the Letter of Transmittal to the Exchange Agent prior to the Expiration Date or (3) they cannot complete the procedure for book-entry transfer on a timely basis. This Notice of Guaranteed Delivery may be delivered by hand or sent by facsimile transmission or mail to the Exchange Agent. See "Exchange Offer—Procedures for Tendering" in the prospectus dated                        , 2011 (the "Prospectus"), which together with the related Letter of Transmittal constitutes the "Exchange Offer" of NRG Energy, Inc.

2

Ladies and Gentlemen:

        The undersigned hereby tenders the principal amount of Outstanding Notes indicated below pursuant to the guaranteed delivery procedures set forth in the Prospectus and the Letter of Transmittal, upon the terms and subject to the conditions contained in the Prospectus and the Letter of Transmittal, receipt of which is hereby acknowledged.

        All authority herein conferred or agreed to be conferred by this Notice of Guaranteed Delivery shall survive the death or incapacity of the undersigned and every obligation of the undersigned under this Notice of Guaranteed Delivery shall be binding upon the heirs, personal representatives, executors, administrators, successors, assigns, trustees in bankruptcy and other legal representatives of the undersigned.

        The undersigned hereby tenders the Outstanding Notes listed below:

Certificate Number(s) (If Known) of Outstanding Notes or if Outstanding Notes will be Delivered by
Book-Entry Transfer at the Depositary Trust
Company, Insert Account No.
Aggregate Principal
Amount Represented
Aggregate Principal
Amount Tendered*

*

Must be in minimum denominations of $2,000 and integral multiples of $1,000 in excess thereof

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PLEASE SIGN AND COMPLETE

Signature(s) of Registered Holder(s) or Authorized Signatory:

Name(s) of Registered Holder(s):

Date:

Address:

Area Code and Telephone No.:

This notice of guaranteed delivery must be signed by the registered holder(s) exactly as their name(s) appear(s) on certificate(s) for notes or on a security position listing as the owner of notes, or by person(s) authorized to become registered holder(s) by endorsements and documents transmitted with this notice of guaranteed delivery. If signature is by a trustee, executor, administrator, guardian, attorney-in-fact, officer or other person acting in a fiduciary or representative capacity, such person must provide the following information:

        Please print name(s) and address(es):

Name(s):

Capacity:

Address(es):

4

DO NOT SEND NOTES WITH THIS FORM. NOTES SHOULD BE SENT TO THE EXCHANGE AGENT TOGETHER WITH A PROPERLY COMPLETED AND DULY EXECUTED LETTER OF TRANSMITTAL OR PROPERLY TRANSMITTED AGENT'S MESSAGE.

THE GUARANTEE BELOW MUST BE COMPLETED

GUARANTEE
(Not To Be Used for Signature Guarantee)

            The undersigned, an "eligible guarantor institution" within the meaning of Rule 17Ad-15 promulgated under the Securities Exchange Act of 1934, as amended, hereby guarantees that the notes to be tendered hereby are in proper form for transfer (pursuant to the procedures set forth in the prospectus under "Exchange Offer—Guaranteed Delivery Procedures"), and that the exchange agent will receive (a) such notes, or a book-entry confirmation of the transfer of such notes into the exchange agent's account at The Depository Trust Company, and (b) a properly completed and duly executed letter of transmittal (or facsimile thereof) with any required signature guarantees and any other documents required by the letter of transmittal, or a properly transmitted agent's message, within three New York Stock Exchange, Inc. trading days after the date of execution hereof.

            The eligible guarantor institution that completes this form must communicate the guarantee to the exchange agent and must deliver the letter of transmittal, or a properly transmitted agent's message, and notes, or a book-entry confirmation in the case of a book-entry transfer, to the exchange agent within the time period described above. Failure to do so could result in a financial loss to such eligible guarantor institution.

Name of Firm:

Authorized Signature:

Title:

Address: (Zip Code)                     

Area Code and Telephone Number:

Dated:

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Exhibit 99.02

The Exchange Agent for the Exchange Offer is
Law Debenture Trust Company of New York
PLEASE SIGN AND COMPLETE