# EDGAR Filing Document

**Accession Number:** 0002036326
**File Stem:** 0000950170-25-100499
**Filing Date:** 2025-7
**Character Count:** 10314
**Document Hash:** 903da77a14214eefda63e09d64dc3f9f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0000950170-25-100499.hdr.sgml**: 20250730

**ACCESSION NUMBER**: 0000950170-25-100499

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20250730

**DATE AS OF CHANGE**: 20250730

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Solaris Energy Infrastructure, Inc.
- **CENTRAL INDEX KEY:** 0001697500
- **STANDARD INDUSTRIAL CLASSIFICATION:** OIL & GAS FILED MACHINERY & EQUIPMENT [3533]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-89983
- **FILM NUMBER:** 251168897

**BUSINESS ADDRESS:**
- **STREET 1:** 9651 KATY FREEWAY
- **STREET 2:** SUITE 300
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77024
- **BUSINESS PHONE:** (281)501-3070

**MAIL ADDRESS:**
- **STREET 1:** 9651 KATY FREEWAY
- **STREET 2:** SUITE 300
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77024

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Solaris Oilfield Infrastructure, Inc.
- **DATE OF NAME CHANGE:** 20170207
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** J Turbines, Inc.
- **CENTRAL INDEX KEY:** 0002036326

**ORGANIZATION NAME:**
- **EIN:** 264696662
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** 2929 BUFFALO SPEEDWAY, A1204
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77098
- **BUSINESS PHONE:** 713-254-9299

**MAIL ADDRESS:**
- **STREET 1:** 2929 BUFFALO SPEEDWAY, A1204
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77098

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** J. Turbines, Inc.
- **DATE OF NAME CHANGE:** 20240905

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

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 2)**

**Solaris Energy Infrastructure, Inc.**

*(Name of Issuer)*

**Class A Common Stock, par value $0.01 per share**

*(Title of Class of Securities)*

**83418M103**

*(CUSIP Number)*

**John A. Johnson**<br>2929 Buffalo Speedway<br>A1204<br>Houston TX 77098<br>(713) 254-9299

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**07/28/2025**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **83418M103** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**J Turbines, Inc.** | Name of reporting person<br>**J Turbines, Inc.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**DELAWARE** | Citizenship or place of organization<br>**DELAWARE** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**2114783.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**2114783.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**2114783.00** | Aggregate amount beneficially owned by each reporting person<br>**2114783.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**3.1%** | Percent of class represented by amount in Row (11)<br>**3.1%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**CO** | Type of Reporting Person (See Instructions)<br>**CO** | |

---

**Comment for Reporting Person:** (1)	Represents 2,114,783 shares of Class B common stock, par value $0.00 per share ("Class B common stock"), of Solaris Energy Infrastructure, Inc., a Delaware corporation (the "Issuer"), and an equal number of units ("Solaris LLC Units") of Solaris Energy Infrastructure, LLC, a Delaware limited liability company ("Solaris LLC") and operating subsidiary of the Issuer, held by J Turbines, Inc., a Delaware corporation ("J Turbines"). Shares of the Issuer's Class B common stock (together with a corresponding number of Solaris LLC Units) are exchangeable for shares of the Issuer's Class A common stock, par value $0.01 per share ("Class A common stock," and together with the Class B common stock, "Common Stock"), on a one-for-one basis.

(2)	The percentage calculation is based on an aggregate of 67,542,700 shares of Common Stock, which is comprised of (a) 40,403,557 shares of the Class A common stock and (b) 27,139,143 shares of the Class B common stock as of May 6, 2025, as reported in the Issuer's most recent Quarterly Report on Form 10-Q, filed with the U.S. Securities and Exchange Commission (the "SEC") on May 7, 2025.

| **CUSIP No.** | **83418M103** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**John A. Johnson** | Name of reporting person<br>**John A. Johnson** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[ ] (a)<br>[x] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**X1** | Citizenship or place of organization<br>**X1** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**2114783.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**2114783.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**2114783.00** | Aggregate amount beneficially owned by each reporting person<br>**2114783.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**3.1%** | Percent of class represented by amount in Row (11)<br>**3.1%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**IN** | Type of Reporting Person (See Instructions)<br>**IN** | |

---

**Comment for Reporting Person:** (1)	Represents 2,114,783 shares of Class B common stock, par value $0.00 per share ("Class B common stock") of Solaris Energy Infrastructure, Inc., a Delaware corporation (the "Issuer"), and an equal number of units ("Solaris LLC Units") of Solaris Energy Infrastructure, LLC, a Delaware limited liability company and operating subsidiary of the Issuer ("Solaris LLC"), held by J Turbines, Inc., a Delaware corporation ("J Turbines"). Shares of Class B common stock (together with a corresponding number of Solaris LLC Units) are exchangeable for shares of the Issuer's Class A Common Stock, par value $0.01 per share ("Class A common stock," and together with shares of Class B common stock, the "Common Stock"), on a one-for-one basis.
(2)	The percentage calculation is based on an aggregate of 67,542,700 shares of Common Stock, which is comprised of (a) 40,403,557 shares of the Class A common stock and (b) 27,139,143 shares of the Class B common stock as of May 6, 2025, as reported in the Issuer's most recent Quarterly Report on Form 10-Q, filed with the U.S. Securities and Exchange Commission (the "SEC") on May 7, 2025.

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Class A Common Stock, par value $0.01 per share

**(b) Name of Issuer:**
Solaris Energy Infrastructure, Inc.

**(c) Address of Issuer's Principal Executive Offices:**
9651 Katy Freeway, Suite 300, Houston, TX, 77024

**Item 5. Interest in Securities of the Issuer**

**(a)**
(a) - (b) The aggregate number and percentage of shares of Common Stock beneficially owned by each of the Reporting Persons and, for such Reporting Persons, the number of shares as to which there is sole power to vote or to direct the vote, shared power to vote or to direct the vote, sole power to dispose or to direct the disposition, or shared power to dispose or to direct the disposition are set forth on rows 7 through 11 and row 13 of the cover pages of this Schedule 13D/A and are incorporated herein by reference.

**(b)**
—

**(c)**
Except as set forth in this Schedule 13D/A, the Reporting Persons have not effected any transactions in the Common Stock during the past 60 days.

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** J Turbines, Inc.

**Signature:** /s/ John A. Johnson

**Name/Title:** John A. Johnson/President

**Date:** 07/30/2025

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** John A. Johnson

**Signature:** /s/ John A. Johnson

**Name/Title:** John A. Johnson

**Date:** 07/30/2025