# EDGAR Filing Document

**Accession Number:** 0002033122
**File Stem:** 0001829126-25-006242
**Filing Date:** 2025-8
**Character Count:** 16241
**Document Hash:** 2bcb524b6b091722825f6383ba3f80f6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001829126-25-006242.hdr.sgml**: 20250814

**ACCESSION NUMBER**: 0001829126-25-006242

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13G

**PUBLIC DOCUMENT COUNT**: 2

**FILED AS OF DATE**: 20250814

**DATE AS OF CHANGE**: 20250814

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Berto Acquisition Corp.
- **CENTRAL INDEX KEY:** 0002033122
- **STANDARD INDUSTRIAL CLASSIFICATION:** BLANK CHECKS [6770]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 994250815
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-95179
- **FILM NUMBER:** 251214037

**BUSINESS ADDRESS:**
- **STREET 1:** 1180 NORTH TOWN CENTER DRIVE
- **STREET 2:** SUITE 100
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89144
- **BUSINESS PHONE:** 702-781-4313

**MAIL ADDRESS:**
- **STREET 1:** 1180 NORTH TOWN CENTER DRIVE
- **STREET 2:** SUITE 100
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89144
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Berto Acquisition Sponsor LLC
- **CENTRAL INDEX KEY:** 0002033953

**ORGANIZATION NAME:**
- **EIN:** 994271132
- **STATE OF INCORPORATION:** E9
- **FISCAL YEAR END:** 1231

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

**BUSINESS ADDRESS:**
- **STREET 1:** 1180 NORTH TOWN CENTER DRIVE
- **STREET 2:** SUITE 100
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89144
- **BUSINESS PHONE:** 702-781-4313

**MAIL ADDRESS:**
- **STREET 1:** 1180 NORTH TOWN CENTER DRIVE
- **STREET 2:** SUITE 100
- **CITY:** LAS VEGAS
- **STATE:** NV
- **ZIP:** 89144

## Exhibit 99.1

**Exhibit 99.1**

**<u>JOINT FILING AGREEMENT</u>**

August 14, 2025

Pursuant to and in accordance with the Securities Exchange Act of 1934, as amended, and the rules and regulations thereunder (the "<u>Exchange Act</u>") the undersigned hereby agree to the joint filing on behalf of each of them of any filing required by such party under Section 13 of the Exchange Act or any rule or regulation thereunder (including any amendment, restatement, supplement, and/or exhibit thereto) with respect to securities of Berto Acquisition Corp., a Cayman Island exempted company, and further agree to the filing, furnishing, and/or incorporation by reference of this joint filing agreement (this "<u>Agreement</u>") as an exhibit thereto. Each of them is responsible for the timely filing of such filings and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate. This Agreement shall remain in full force and effect until revoked by any party hereto in a signed writing provided to each other party hereto, and then only with respect to such revoking party. This Agreement may be executed in any number of counterparts all of which taken together shall constitute one and the same instrument.

This agreement may be executed in any number of counterparts, each of which shall be deemed to be an original, but all of which together shall constitute one and the same instrument.

[*Signature Page Follows*]

IN WITNESS WHEREOF, the parties hereto have executed this Agreement as of the date first set forth above.

---

| | |
|:---|:---|
| **Berto Acquisition Sponsor LLC** | **Berto Acquisition Sponsor LLC** |
| By: | /s/ Harry L. You |
| Name: | Harry L. You |
| Title: | Managing Member |
|  | /s/ Harry L. You |
|  | Harry L. You |
|  | /s/ Robert You |
|  | Robert You |

---

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**Issuer:** BERTO ACQUISITION CORP.

**Title of Class of Securities:** ordinary shares, par value $0.0001 per share

**CUSIP Number:** G1051H101

**Date of Event Which Requires Filing of this Statement:** 06/30/2025

**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>Berto Acquisition Sponsor LLC | Names of Reporting Persons<br>Berto Acquisition Sponsor LLC |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>E9 | Citizenship or Place of Organization<br>E9 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>2688300.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>2688300.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2688300.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2688300.00 |
| 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>7.2% | Percent of Class Represented by Amount in Row (9)<br>7.2% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** (1) Berto Acquisition Sponsor LLC (the "Sponsor") owns 2,688,300 ordinary shares, par value $0.0001 per share ("Ordinary Shares") of Berto Acquisition Corp (the "Issuer"). Harry L. You is the sole managing member of the Sponsor and shares voting and investment discretion with respect to the securities held of record by the Sponsor. Harry L. You disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

(2) Excludes 3,500,000 Ordinary Shares issuable upon exercise of 3,500,000 warrants held by the Sponsor, each exercisable at $10.50 per share within the first 12 months following the closing of an initial business combination of the Issuer or $11.50 per share after the 12-month anniversary of the closing of the initial business combination, that are not exercisable within 60 days of the date hereof.

(3) Based on an aggregate of 37,518,750 Ordinary Shares outstanding, as reported by the Issuer in its Form 10-Q filed with the U.S. Securities and Exchange Commission on August 13, 2025 (File No. 001-42620).

---

| 1. | Names of Reporting Persons<br>Harry L. You | Names of Reporting Persons<br>Harry L. You |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>2401200.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>2688300.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>2401200.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>2688300.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>5089500.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>5089500.00 |
| 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>13.6% | Percent of Class Represented by Amount in Row (9)<br>13.6% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** (1) Includes 2,401,200 Ordinary Shares held by Harry L. You's Roth IRA.

(2) The Sponsor, Berto Acquisition Sponsor LLC, owns 2,688,300 Ordinary Shares of the Issuer. Harry L. You is the sole managing member of the Sponsor and shares voting and investment discretion with respect to the securities held of record by the Sponsor. Harry L. You disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

(3) Excludes 3,500,000 Ordinary Shares issuable upon exercise of 3,500,000 warrants held by the Sponsor, each exercisable at $10.50 per share within the first 12 months following the closing of an initial business combination of the Issuer or $11.50 per share after the 12-month anniversary of the closing of the initial business combination, that are not exercisable within 60 days of the date hereof.

(4) Based on an aggregate of 37,518,750 Ordinary Shares outstanding, as reported by the Issuer in its Form 10-Q filed with the U.S. Securities and Exchange Commission on August 13, 2025 (File No. 001-42620).

---

| 1. | Names of Reporting Persons<br>Robert You | Names of Reporting Persons<br>Robert You |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [x] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>X1 | Citizenship or Place of Organization<br>X1 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>2101050.00 |
| 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>2101050.00 |
| 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>2101050.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2101050.00 |
| 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>5.6% | Percent of Class Represented by Amount in Row (9)<br>5.6% |
| 12. | Type of Reporting Person (See Instructions)<br>IN | Type of Reporting Person (See Instructions)<br>IN |

**Comment for Type of Reporting Person:** (1) Includes 2,101,050 Ordinary Shares held by Robert You's Roth IRA.

(2) Based on an aggregate of 37,518,750 Ordinary Shares outstanding, as reported by the Issuer in its Form 10-Q filed with the U.S. Securities and Exchange Commission on August 13, 2025 (File No. 001-42620).

---

**Item 1(a). Name of Issuer:**
BERTO ACQUISITION CORP.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
1180 North Town Center Drive, Suite 100, Las Vegas, Nevada 89144

**Item 2(a). Name of Person Filing:**
This statement is filed on behalf of Berto Acquisition Sponsor LLC, Harry L. You and Robert You (the "Reporting Persons").

The Reporting Persons have determined to make this Schedule 13G filing jointly for administrative convenience only. This joint filing should not be construed as an admission that the Reporting Persons constitute a "group" for purposes of Section 13(d)(3) of the Act.

**Item 2(b). Address of Principal Business Office:**
The principal business address of the Reporting Persons is as follows:

1180 North Town Center Drive, Suite 100,

Las Vegas, Nevada 89144

**Item 2(c). Citizenship:**
See responses to row 4 on each cover page.

**Item 2(d). Title of Class of Securities:**
ordinary shares, par value $0.0001 per share

**Item 2(e). CUSIP Number:**
G1051H101

**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 responses to row 9 on each cover page.

**(b) Percent of class:**

See responses to row 11 on each cover page.

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

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

See responses to row 5 on each cover page.

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

See responses to row 6 on each cover page.

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

See responses to row 7 on each cover page.

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

See responses to row 8 on each cover page.
The 2,688,300 Ordinary Shares reported by Berto Acquisition Sponsor LLC and Harry L. You are held directly by Berto Acquisition Sponsor LLC. Harry L. You is the sole managing member of the Sponsor and shares voting and dispositive control over the securities held directly by the Sponsor. Harry L. You disclaims any beneficial ownership of the securities held by the Sponsor other than to the extent of any pecuniary interest he may have therein, directly or indirectly.

**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.

**Berto Acquisition Sponsor LLC**

**Date:** 08/14/2025

**By:** /s/ Harry L. You

**Name & Title:** Harry L. You, Managing Member

**Harry L. You**

**Date:** 08/14/2025

**By:** /s/ Harry L. You

**Name & Title:** Harry L. You

**Robert You**

**Date:** 08/14/2025

**By:** /s/ Robert You

**Name & Title:** Robert You