# EDGAR Filing Document

**Accession Number:** 0002109985
**File Stem:** 0001193125-26-047213
**Filing Date:** 2026-2
**Character Count:** 29754
**Document Hash:** 18ed93657dab614607d020c36ddf70a0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-26-047213.hdr.sgml**: 20260211

**ACCESSION NUMBER**: 0001193125-26-047213

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20260211

**FILED AS OF DATE**: 20260211

**DATE AS OF CHANGE**: 20260211

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** AMERICAN SECURITIES LLC
- **CENTRAL INDEX KEY:** 0001475483

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622760

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE, 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212 476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE, 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ASP Manager Corp.
- **CENTRAL INDEX KEY:** 0001621183

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622754

**BUSINESS ADDRESS:**
- **STREET 1:** C/O AMERICAN SECURITIES LLC
- **STREET 2:** 299 PARK AVENUE, 34TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
- **BUSINESS PHONE:** 212 476-8000

**MAIL ADDRESS:**
- **STREET 1:** C/O AMERICAN SECURITIES LLC
- **STREET 2:** 299 PARK AVENUE, 34TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** American Securities Partners VIII(B), L.P.
- **CENTRAL INDEX KEY:** 0001718376

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622753

**BUSINESS ADDRESS:**
- **STREET 1:** 299 PARK AVENUE, 34TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
- **BUSINESS PHONE:** (212) 476-8000

**MAIL ADDRESS:**
- **STREET 1:** 299 PARK AVENUE, 34TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10171
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ASP VIII Alternative Investments, L.P.
- **CENTRAL INDEX KEY:** 0002109985

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622757

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212-476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** AS/ASP VIII Co-Investor, LLC
- **CENTRAL INDEX KEY:** 0002109980

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622755

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212-476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** American Securities Associates VIII, LLC
- **CENTRAL INDEX KEY:** 0002110518

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622756

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212-476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ASP SOLV Aggregator LP
- **CENTRAL INDEX KEY:** 0002109986

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622758

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212-476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ASP Endeavor Investco LP
- **CENTRAL INDEX KEY:** 0002109987

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622759

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212-476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ASP VIII CSE Holdings LP
- **CENTRAL INDEX KEY:** 0002110366

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622751

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212-476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ASP VIII SOLV Holdings LP
- **CENTRAL INDEX KEY:** 0002110367

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43117
- **FILM NUMBER:** 26622752

**BUSINESS ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
- **BUSINESS PHONE:** 212-476-8000

**MAIL ADDRESS:**
- **STREET 1:** 590 MADISON AVENUE
- **STREET 2:** 38TH FLOOR
- **CITY:** NEW YORK
- **STATE:** NY
- **ZIP:** 10022
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** SOLV Energy, Inc.
- **CENTRAL INDEX KEY:** 0002065636
- **STANDARD INDUSTRIAL CLASSIFICATION:** HEAVY CONSTRUCTION OTHER THAN BUILDING CONST - CONTRACTORS [1600]
- **ORGANIZATION NAME:** 05 Real Estate & Construction
- **EIN:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 16680 WEST BERNARDO DRIVE
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92127
- **BUSINESS PHONE:** 8582514888

**MAIL ADDRESS:**
- **STREET 1:** 16680 WEST BERNARDO DRIVE
- **CITY:** SAN DIEGO
- **STATE:** CA
- **ZIP:** 92127

## Exhibit 99.1

<u>Signatures and Joint Filer Information</u>

Name of Joint Filer: American Securities LLC

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **AMERICAN SECURITIES LLC** | **AMERICAN SECURITIES LLC** |
| /s/ Michael G. Fisch | /s/ Michael G. Fisch |
| Name: | Michael G. Fisch |
| Title: | Chief Executive Officer |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: ASP Endeavor Investco LP

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **ASP Endeavor Investco LP** | **ASP Endeavor Investco LP** |
| /s/ Eric L. Schondorf | /s/ Eric L. Schondorf |
| Name: | Eric L. Schondorf |
| Title: | Vice President and Secretary |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: ASP SOLV Aggregator L.P.

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **ASP SOLV Aggregator L.P.** | **ASP SOLV Aggregator L.P.** |
| /s/ Eric L. Schondorf | /s/ Eric L. Schondorf |
| Name: | Eric L. Schondorf |
| Title: | Vice President and Secretary |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: ASP VIII Alternative Investments Solstice, L.P.

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **ASP VIII Alternative Investments Solstice, L.P.**<br>**BY: American Securities Associates VIII, LLC, its general partner** | **ASP VIII Alternative Investments Solstice, L.P.**<br>**BY: American Securities Associates VIII, LLC, its general partner** |
| /s/ Michael G. Fisch | /s/ Michael G. Fisch |
| Name: | Michael G. Fisch |
| Title: | President |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: American Securities Partners VIII(B), L.P.

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **American Securities Partners VIII(B), L.P.**<br>**By: American Securities Associates VIII, LLC, its general partner**  | **American Securities Partners VIII(B), L.P.**<br>**By: American Securities Associates VIII, LLC, its general partner**  |
| /s/ Michael G. Fisch | /s/ Michael G. Fisch |
| Name: | Michael G. Fisch |
| Title: | President |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: ASP VIII Alternative Investments L.P.

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **ASP VIII Alternative Investments L.P.**<br>**By: American Securities Associates VIII, LLC, its general partner** | **ASP VIII Alternative Investments L.P.**<br>**By: American Securities Associates VIII, LLC, its general partner** |
| /s/ Michael G. Fisch | /s/ Michael G. Fisch |
| Name: | Michael G. Fisch |
| Title: | President |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: AS/ASP VIII Co-Investor LLC

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **AS/ASP VIII Co-Investor LLC**<br>**By: ASP Manager Corp., its MANAGER** | **AS/ASP VIII Co-Investor LLC**<br>**By: ASP Manager Corp., its MANAGER** |
| /s/ Eric L. Schondorf | /s/ Eric L. Schondorf |
| Name: | Eric L. Schondorf |
| Title: | Vice President and Secretary |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: American Securities Associates VIII, LLC

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **American Securities Associates VIII, LLC** | **American Securities Associates VIII, LLC** |
| /s/ Michael G. Fisch | /s/ Michael G. Fisch |
| Name: | Michael G. Fisch |
| Title: | President |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: ASP VIII SOLV Holdings LP

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **ASP VIII SOLV Holdings LP**<br>**By: ASP Manager Corp., its GENERAL PARTNER** | **ASP VIII SOLV Holdings LP**<br>**By: ASP Manager Corp., its GENERAL PARTNER** |
| /s/ Eric L. Schondorf | /s/ Eric L. Schondorf |
| Name: | Eric L. Schondorf |
| Title: | Vice President and Secretary |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: ASP VIII CSE Holdings LP

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **ASP VIII CSE Holdings LP**<br>**By: ASP Manager Corp., its GENERAL PARTNER** | **ASP VIII CSE Holdings LP**<br>**By: ASP Manager Corp., its GENERAL PARTNER** |
| /s/ Eric L. Schondorf | /s/ Eric L. Schondorf |
| Name: | Eric L. Schondorf |
| Title: | Vice President and Secretary |

---

Dated: February 11, 2026

------

<u>Signatures and Joint Filer Information<br>(continued)</u>

Name of Joint Filer: ASP Manager Corp.

Address of Joint Filer: 590 Madison Avenue, 38th Floor<br> New York NY 10022

Relationship of Joint Filer to Issuer: 10% Owner

Issuer Name and Ticker or Trading Symbol: SOLV Energy, Inc. [MWH]

Date of Event Requiring Statement

(Month/Day/Year): 02/11/2026

Designated Filer: American Securities LLC

Signature:

---

| | |
|:---|:---|
| **ASP Manager Corp.** | **ASP Manager Corp.** |
| /s/ Eric L. Schondorf | /s/ Eric L. Schondorf |
| Name: | Eric L. Schondorf |
| Title: | Vice President and Secretary |

---

Dated: February 11, 2026

------

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

[ ] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>AMERICAN SECURITIES LLC<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ASP Endeavor Investco LP<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ASP SOLV Aggregator LP<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ASP VIII Alternative Investments, L.P.<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>American Securities Associates VIII, LLC<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>AS/ASP VIII Co-Investor, LLC<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ASP Manager Corp.<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>American Securities Partners VIII(B), L.P.<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ASP VIII SOLV Holdings LP<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

---

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ASP VIII CSE Holdings LP<br><sub>(Last) (First) (Middle)</sub><br>590 MADISON AVENUE, 38TH FLOOR<br><sub>(Street)</sub><br>NEW YORK, NY 10022<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>SOLV Energy, Inc. [ MWH ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-02-11 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [X] 10% Owner<br>[ ] Officer (give title below)   [ ] Other (specify below)<br>_ _ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[ ] Form filed by One Reporting Person<br>[X] Form filed by More than One Reporting Person |

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## Table I - Non-Derivative Securities Beneficially Owned

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|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Class A common stock | 91773571<sup>(1)</sup> | I | See Footnote<sup>(1)(2)(4)</sup> |

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## Table II - Derivative Securities Beneficially Owned

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|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| SOLV Energy Holdings LLC Interests | <sup>(3)</sup> | <sup>(3)</sup> | Class A common stock | 57838430<sup>(1)</sup> | <sup>(3)</sup> | I | See Footnote<sup>(1)(2)(3)(4)</sup> |

---

### Footnotes:

(1) 52,201 shares of Class A common stock and 14,993,744 common units ("LLC Interests") of SOLV Energy Holdings LLC ("Opco") owned directly by ASP Endeavor Investco LP ("ASP Investco"), 147,799 shares of Class A common stock and 42,844,686 LLC Interests owned directly by ASP SOLV Aggregator LP ("ASP SOLV Aggregator") and 91,573,571 shares of Class A common stock owned directly by ASP VIII Alternative Investments Solstice, L.P. ("New ASP").

(2) American Securities Partners VIII(B), L.P. ("Sponsor 1"), ASP VIII Alternative Investments L.P. ("Sponsor 2") and AS/ASP VIII Co-Investor LLC ("Sponsor 3") are the owners of partnership interests in ASP Investco and ASP SOLV Aggregator. American Securities Associates VIII, LLC ("AS Associates VIII") is the general partner of Sponsor 1 and Sponsor 2. American Securities LLC ("AS LLC") provides investment advisory services to Sponsor 1 and Sponsor 2. ASP VIII SOLV Holdings LP ("Aggregator 1") and ASP VIII CSE Holdings LP ("Aggregator 2") are the owners of the partnership interests in New ASP. AS LLC is also the sole stockholder of ASP Manager Corp. ("ASP Manager"), which is the general partner of ASP Investco, ASP SOLV Aggregator, Aggregator 1 and Aggregator 2 and the manager of Sponsor 3. ASP Investco, ASP SOLV Aggregator, New ASP, Sponsor 1, Sponsor 2, Sponsor 3, AS Associates VIII, Aggregator 1, Aggregator 2, AS LLC and ASP Manager are referred to herein as the "Reporting Persons".

(3) Pursuant to the limited liability company agreement ("LLCA") of OpCo, as disclosed in the prospectus of the Issuer, dated February 10, 2026, each of ASP Investco and ASP SOLV Aggregator is entitled to redeem LLC Interests for, at the Issuer's election, shares of Class A common stock on a one-for-one basis or, using proceeds from a substantially contemporaneous follow-on or secondary offering, a cash payment equal to the price per share of the Class A common stock net of any underwriting discounts or commissions paid in such offering, in each case in accordance with the terms of the LLCA. Upon a redemption of LLC Interests, an equal number of shares of Class B common stock of the Issuer also held by ASP Investco and/or ASP SOLV Aggregator will be surrendered to and cancelled by the Issuer for no additional consideration. Each share of Class B common stock entitles the holder thereof to one vote per share but carries no economic rights. The LLC Interests do not have an expiration date.

(4) Each Reporting Person disclaims beneficial ownership of the reported securities except to the extent of such Reporting Person's pecuniary interest therein, if any, and this report shall not be deemed an admission that such Reporting Person is the beneficial owner of the securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended, or for any other purpose.

**Remarks:**
Exhibit 99.1 (Signatures and Joint Filer Information) is incorporated herein by reference. This Form 3 is 1 of 2 identical Form 3s filed relating to the same event. The Form 3 has been split into two filings because there are more than 10 Reporting Persons in total, and the SEC's EDGAR filing system limits a single Form 3 to a maximum of 10 Reporting Persons. Each Form 3 is filed by Designated Filer, American Securities LLC.

**Signature:** See Exhibit 99.1  
**Date:** 2026-02-11

### Remarks:

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.

* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).

** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).

Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.

**Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.**