SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person* 8 Rivers Capital, LLC (Last) (First) (Middle) 406 BLACKWELL STREET, 4TH FLOOR (Street) DURHAM NC 27701 (City) (State) (Zip)	2. Date of Event Requiring Statement (Month/Day/Year) 06/08/2023	3. Issuer Name and Ticker or Trading Symbol NET Power Inc. [ NPWR ]
		4. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)	5. If Amendment, Date of Original Filed (Month/Day/Year)
			6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Class A Common Stock	500,000	D
Class A Common Stock	5,000,000	I	By: Tillandsia(2)
Class B Common Stock	30,005,300(1)	I	By: NPEH, LLC(3)(4)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class A Units of NET Power Operations LLC	(1)	(1)	Class A Common Stock	30,005,300	(1)	I	By: NPEH, LLC(3)(4)

1. Name and Address of Reporting Person* 8 Rivers Capital, LLC (Last) (First) (Middle) 406 BLACKWELL STREET, 4TH FLOOR (Street) DURHAM NC 27701 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* SK INC. (Last) (First) (Middle) 26, JONG-RO, JONGNO-GU (Street) SEOUL M5 03188 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. For each Class A Unit of Net Power Operations LLC, NPEH, LLC owns a corresponding share of Class B Common Stock of the Issuer. The Class A Units of NET Power Operations LLC (together with the corresponding shares of the Issuer's Class B Common Stock) are exchangeable into shares of the issuer's Class A Common Stock or, at the Issuer's election, cash, on a one-for-one basis and have no expiration date.

2. As holder of 100.0% of the outstanding equity in Tillandsia, Inc. ("Tillandsia"), SK Inc. ("SK") may be deemed to be a beneficial owner of the securities directly owned by Tillandsia. SK disclaims beneficial ownership of any such securities, except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that SK is the beneficial owner of such securities for purposes of Section 16 or otherwise. 8 Rivers Capital, LLC ("8 Rivers") does not have any interest in the securities held by Tillandsia and thus expressly disclaims beneficial ownership of such securities, and this report shall not be deemed an admission that 8 Rivers is the beneficial owner of such securities for purposes of Section 16 or otherwise.

3. As manager and holder of approximately 91.4% of the outstanding equity in NPEH, LLC, 8 Rivers may be deemed to be a beneficial owner of the securities directly owned by NPEH, LLC. 8 Rivers disclaims beneficial ownership of any such securities, except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that 8 Rivers is the beneficial owner of such securities for purposes of Section 16 or otherwise.

4. SK indirectly beneficially owns 100.0% of each of Tillandsia, Areca, Inc. ("Areca") and Chamaedorea, Inc. ("Chamaedorea"). Each of Tillandsia, Areca and Chamaedorea beneficially owns approximately 15.4%, 26.7% and 20.3%, respectively, of the voting units of 8 Rivers and thus SK may be deemed to be a beneficial owner of the securities beneficially owned by 8 Rivers and NPEH, LLC. SK disclaims beneficial ownership of any such securities, except to the extent of its pecuniary interest therein, if any, and this report shall not be deemed an admission that SK is the beneficial owner of such securities for purposes of Section 16 or otherwise.

	/s/ 8 Rivers Capital, LLC, By Cameron Hosie, Chief Executive Officer	06/20/2023
	/s/ SK Inc, By Munhyuk Jang, Head of Corporate Management Department	06/20/2023
	** Signature of Reporting Person	Date
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