# EDGAR Filing Document

**Accession Number:** 0001805552
**File Stem:** 0001213900-25-111038
**Filing Date:** 2025-11
**Character Count:** 11669
**Document Hash:** 574493c713eb0d50e047f1bf6aea86e2
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001213900-25-111038.hdr.sgml**: 20251114

**ACCESSION NUMBER**: 0001213900-25-111038

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20251114

**DATE AS OF CHANGE**: 20251114

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** WaterBridge Infrastructure LLC
- **CENTRAL INDEX KEY:** 0002064947
- **STANDARD INDUSTRIAL CLASSIFICATION:** OIL, GAS FIELD SERVICES, NBC [1389]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 334546086
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-95257
- **FILM NUMBER:** 251488062

**BUSINESS ADDRESS:**
- **STREET 1:** 5555 SAN FELIPE STREET
- **STREET 2:** SUITE 1200
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77056
- **BUSINESS PHONE:** (951) 760-6584

**MAIL ADDRESS:**
- **STREET 1:** 5555 SAN FELIPE STREET
- **STREET 2:** SUITE 1200
- **CITY:** HOUSTON
- **STATE:** TX
- **ZIP:** 77056
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Elda River Infrastructure WB LLC
- **CENTRAL INDEX KEY:** 0001805552

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G

**BUSINESS ADDRESS:**
- **STREET 1:** 1603 ORRINGTON AVENUE, 13TH FLOOR
- **CITY:** EVANSTON
- **STATE:** IL
- **ZIP:** 60201
- **BUSINESS PHONE:** 847-905-4400

**MAIL ADDRESS:**
- **STREET 1:** 1603 ORRINGTON AVENUE, 13TH FLOOR
- **CITY:** EVANSTON
- **STATE:** IL
- **ZIP:** 60201

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** MTP Infrastructure WB LLC
- **DATE OF NAME CHANGE:** 20200304

## Ex-99.A

**EXHIBIT A**

**JOINT FILING AGREEMENT**

In accordance with Rule 13d-1(k)(1) promulgated under the Securities Exchange Act of 1934, as amended, the undersigned hereby agree to the joint filing with each of the Reporting Persons (as such term is defined in the Schedule 13G referred to below) by Elda River Infrastructure WB LLC, a Delaware limited liability company, on behalf of each of them of a statement on Schedule 13G (including amendments thereto) with respect to the Class A shares representing limited liability company interests of WaterBridge Infrastructure LLC, a Delaware limited liability company, and that this agreement may be included as an exhibit to such joint filing.

---

| | | |
|:---|:---|:---|
| Dated: November 14, 2025 |  |  |
|  | ELDA RIVER INFRASTRUCTURE WB LLC | ELDA RIVER INFRASTRUCTURE WB LLC |
|  | By: | /s/ Eric Scheyer |
|  | Name: | Eric Scheyer |
|  | Title: | Managing Partner |
|  | ELDA RIVER CAPITAL MANAGEMENT, LLC | ELDA RIVER CAPITAL MANAGEMENT, LLC |
|  | By: | /s/ Eric Scheyer |
|  | Name: | Eric Scheyer |
|  | Title: | Managing Partner |

---

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**Issuer:** WaterBridge Infrastructure LLC

**Title of Class of Securities:** Class A shares representing limited liability company interests

**CUSIP Number:** 940923105

**Date of Event Which Requires Filing of this Statement:** 09/30/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [ ] Rule 13d-1(c)

- [x] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Elda River Infrastructure WB LLC | Names of Reporting Persons<br>Elda River Infrastructure WB LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>3750000.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>3750000.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>0.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>3750000.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>3750000.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.0% | Percent of Class Represented by Amount in Row (9)<br>8.0% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** (1) The aggregate amount reflects 3,750,000 Class A shares issuable upon the redemption of an equal number of units representing limited liability company interests in WBI Operating LLC ("OpCo Units") (and cancellation of an equivalent number of the Issuer's Class B shares).

(2) Based upon 43,264,850 Class A shares outstanding following the Issuer's initial public offering, as increased by the 3,750,000 Class A Shares issuable upon redemption of OpCo Units held by the Reporting Person.

---

| 1. | Names of Reporting Persons<br>Elda River Capital Management, LLC | Names of Reporting Persons<br>Elda River Capital Management, LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>DE | Citizenship or Place of Organization<br>DE |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>3750000.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>3750000.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>0.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>3750000.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>3750000.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>8.0% | Percent of Class Represented by Amount in Row (9)<br>8.0% |
| 12. | Type of Reporting Person (See Instructions)<br>CO | Type of Reporting Person (See Instructions)<br>CO |

**Comment for Type of Reporting Person:** (1) The aggregate amount reflects 3,750,000 Class A shares issuable upon the redemption of an equal number of OpCo Units (and cancellation of an equivalent number of the Issuer's Class B shares).

(2) Based upon 43,264,850 Class A shares outstanding following the Issuer's initial public offering, as increased by the 3,750,000 Class A Shares issuable upon redemption of OpCo Units beneficially owned by the Reporting Person.

---

**Item 1(a). Name of Issuer:**
WaterBridge Infrastructure LLC

**Item 1(b). Address of Issuer's Principal Executive Offices:**
5555 San Felipe Street, Suite 1200 Houston, Texas 77056

**Item 2(a). Name of Person Filing:**
Elda River Infrastructure WB LLC
Elda River Capital Management, LLC

**Item 2(b). Address of Principal Business Office:**
c/o Elda River Capital Management, LLC
1111 Bagby Street, Suite 2000
Houston, Texas 77002

**Item 2(c). Citizenship:**
Elda River Infrastructure WB LLC - Delaware
Elda River Capital Management, LLC - Delaware

**Item 2(d). Title of Class of Securities:**
Class A shares representing limited liability company interests

**Item 2(e). CUSIP Number:**
940923105

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

See response to Item 11 on each of the cover pages hereto.
Elda River Infrastructure WB LLC directly holds 3,750,000 OpCo Units and an equivalent number of the Issuer's Class B Shares, which together are convertible, into 3,750,000 Class A shares. As the indirect manager of Elda River Infrastructure WB LLC, Elda River Capital Management, LLC may be deemed to beneficially own the reported securities. This Statement shall not be deemed an admission of beneficial ownership for purposes of Section 13(d) or Section 13(g) or for any other purpose.

**(b) Percent of class:**

8.0%

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

3,750,000.00

**(ii) Shared power to vote or to direct the vote:**

0

**(iii) Sole power to dispose or to direct the disposition of:**

3,750,000.00

**(iv) Shared power to dispose or to direct the disposition of:**

0

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

—

### 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.

**Elda River Infrastructure WB LLC**

**Date:** 11/14/2025

**By:** /s/ Eric Scheyer

**Name & Title:** Managing Partner

**Elda River Capital Management, LLC**

**Date:** 11/14/2025

**By:** /s/ Eric Scheyer

**Name & Title:** Managing Partner