# EDGAR Filing Document

**Accession Number:** 0001739134
**File Stem:** 0001104659-26-041084
**Filing Date:** 2026-4
**Character Count:** 17523
**Document Hash:** 833483ce113e5bb7c1ace276c1fab3c0
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-041084.hdr.sgml**: 20260408

**ACCESSION NUMBER**: 0001104659-26-041084

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260408

**FILED AS OF DATE**: 20260408

**DATE AS OF CHANGE**: 20260408

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Fleming Ned N III
- **CENTRAL INDEX KEY:** 0001707712

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43227
- **FILM NUMBER:** 26849610

**MAIL ADDRESS:**
- **STREET 1:** 8214 WESTCHESTER DRIVE
- **STREET 2:** SUITE 400
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75225
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Matteson Mark R
- **CENTRAL INDEX KEY:** 0001739134

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43227
- **FILM NUMBER:** 26849609

**MAIL ADDRESS:**
- **STREET 1:** 290 HEALTHWEST DRIVE, SUITE 2
- **CITY:** DOTHAN
- **STATE:** AL
- **ZIP:** 36303
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** SunTx Capital Management Corp.
- **CENTRAL INDEX KEY:** 0001739424

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43227
- **FILM NUMBER:** 26849611

**BUSINESS ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY, SUITE 1000
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
- **BUSINESS PHONE:** 972-663-8900

**MAIL ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY, SUITE 1000
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240

**FORMER NAME:**
- **FORMER CONFORMED NAME:** SunTX Capital Management Corp.
- **DATE OF NAME CHANGE:** 20180509

**FORMER NAME:**
- **FORMER CONFORMED NAME:** SunTX CPI Capital Management Corp.
- **DATE OF NAME CHANGE:** 20180502
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Dothan Sponsor, LLC
- **CENTRAL INDEX KEY:** 0002127365

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43227
- **FILM NUMBER:** 26849606

**BUSINESS ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
- **BUSINESS PHONE:** 972-663-8900

**MAIL ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Dothan Independent GP, LP
- **CENTRAL INDEX KEY:** 0002116082

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43227
- **FILM NUMBER:** 26849605

**BUSINESS ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
- **BUSINESS PHONE:** 972-663-8900

**MAIL ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Dothan Concrete Investors, LLC
- **CENTRAL INDEX KEY:** 0002116570

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43227
- **FILM NUMBER:** 26849607

**BUSINESS ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
- **BUSINESS PHONE:** 972-663-8900

**MAIL ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Dothan Concrete Manager, LLC
- **CENTRAL INDEX KEY:** 0002127185

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

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-43227
- **FILM NUMBER:** 26849608

**BUSINESS ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
- **BUSINESS PHONE:** 972-663-8900

**MAIL ADDRESS:**
- **STREET 1:** 5420 LBJ FREEWAY
- **STREET 2:** SUITE 950
- **CITY:** DALLAS
- **STATE:** TX
- **ZIP:** 75240
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Suncrete, Inc.
- **CENTRAL INDEX KEY:** 0002094433
- **STANDARD INDUSTRIAL CLASSIFICATION:** CONCRETE PRODUCTS, EXCEPT BLOCK & BRICK [3272]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 394989597
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 817 E. 4TH STREET
- **CITY:** TULSA
- **STATE:** OK
- **ZIP:** 74120
- **BUSINESS PHONE:** 918-355-5700

**MAIL ADDRESS:**
- **STREET 1:** 817 E. 4TH STREET
- **CITY:** TULSA
- **STATE:** OK
- **ZIP:** 74120

### 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>SunTx Capital Management Corp.<br><sub>(Last) (First) (Middle)</sub><br>5420 LBJ FREEWAY, SUITE 950<br><sub>(Street)</sub><br>DALLAS, TX 75240<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Suncrete, Inc. [ RMIX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] 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>Fleming Ned N III<br><sub>(Last) (First) (Middle)</sub><br>5420 LBJ FREEWAY, SUITE 950<br><sub>(Street)</sub><br>DALLAS, TX 75240<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Suncrete, Inc. [ RMIX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] 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>Matteson Mark R<br><sub>(Last) (First) (Middle)</sub><br>5420 LBJ FREEWAY, SUITE 950<br><sub>(Street)</sub><br>DALLAS, TX 75240<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Suncrete, Inc. [ RMIX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] 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>Dothan Concrete Manager, LLC<br><sub>(Last) (First) (Middle)</sub><br>5420 LBJ FREEWAY, SUITE 950<br><sub>(Street)</sub><br>DALLAS, TX 75240<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Suncrete, Inc. [ RMIX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] 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>Dothan Concrete Investors, LLC<br><sub>(Last) (First) (Middle)</sub><br>5420 LBJ FREEWAY, SUITE 950<br><sub>(Street)</sub><br>DALLAS, TX 75240<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Suncrete, Inc. [ RMIX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] 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>Dothan Sponsor, LLC<br><sub>(Last) (First) (Middle)</sub><br>5420 LBJ FREEWAY, SUITE 950<br><sub>(Street)</sub><br>DALLAS, TX 75240<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Suncrete, Inc. [ RMIX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] 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>Dothan Independent GP, LP<br><sub>(Last) (First) (Middle)</sub><br>5420 LBJ FREEWAY, SUITE 950<br><sub>(Street)</sub><br>DALLAS, TX 75240<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>Suncrete, Inc. [ RMIX ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-08 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] 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 |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 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 |
| Class B Common Stock | <sup>(1)(2)</sup> | <sup>(1)(2)</sup> | Class A Common Stock | 5300000 | <sup>(1)(2)</sup> | I | By Dothan Independent GP, LP<sup>(3)</sup> |
| Class B Common Stock | <sup>(1)(2)</sup> | <sup>(1)(2)</sup> | Class A Common Stock | 18414609 | <sup>(1)(2)</sup> | I | By Dothan Concrete Investors, LLC<sup>(4)(5)</sup> |
| Private Placement Warrants | 2026-05-08 | 2031-04-08 | Class A Common Stock | 398800 | $11.50 | I | By Dothan Independent GP, LP<sup>(3)</sup> |

---

### Footnotes:

(1) Each share of Class B Common Stock, par value $0.0001 per share ("Class B Common Stock"), of Suncrete, Inc. (the "Issuer") is convertible at any time at the option of the holder thereof into one share of Class A Common Stock, par value $0.0001 per share, of the Issuer ("Class A Common Stock"). In addition, upon the election of the holders of a majority of the then-outstanding shares of Class B Common Stock, all outstanding shares of Class B Common Stock will be converted into shares of Class A Common Stock. Further, each share of Class B Common Stock will automatically convert into one share of Class A Common Stock upon any transfer, whether or not for value, except upon certain transfers described in the Issuer's amended and restated certificate of incorporation. The holders of Class A Common Stock and Class B Common Stock vote as a single class on all matters submitted to a vote of stockholders.

(2) The holders of Class A Common Stock are entitled to one vote per share and the holders of the Class B Common Stock are entitled to 10 votes per share. The shares of Class B Common Stock do not expire.

(3) These shares of Class B Common Stock of the Issuer are directly held by Dothan Independent GP, LP ("Dothan Independent"). The general partner of Dothan Independent is Dothan Sponsor, LLC ("Dothan Sponsor"). Ned N. Fleming, III is the sole manager of Dothan Sponsor. Each of Dothan Independent, Dothan Sponsor and Mr. Fleming may be deemed to beneficially own securities of the Issuer held by Dothan Independent. Each such entity and person disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein and this report shall not be deemed an admission that any such entity or person is the beneficial owner of such securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

(4) These shares of Class B Common Stock of the Issuer are directly held by Dothan Concrete Investors, LLC ("Dothan Concrete Investors"). The manager of Dothan Concrete Investors is Dothan Concrete Manager, LLC ("Dothan Concrete Manager"). The manager of Dothan Concrete Manager is SunTx Capital Management Corp. ("SunTx Capital Management"). Mr. Fleming is the sole shareholder and director of SunTx Capital Management and Mark R. Matteson is an executive officer of SunTx Capital Management. Each of Dothan Concrete Manager, SunTx Capital Management, Mr. Fleming and Mr. Matteson may be deemed to beneficially own securities of the Issuer held by Dothan Concrete Investors.

(5) Each such entity and person disclaims beneficial ownership of such securities except to the extent of its or his pecuniary interest therein and this report shall not be deemed an admission that any such entity or person is the beneficial owner of such securities for purposes of Section 16 of the Exchange Act or for any other purpose.

**Remarks:**
Each of Ned N. Fleming, III and Mark R. Matteson serves on the Board of Directors of the Issuer. For purposes of Section 16 of the Exchange Act, the Reporting Persons other than Mr. Fleming and Mr. Matteson are deemed directors by deputization by virtue of their representation on the Board of Directors of the Issuer.

**Signature:** NED N. FLEMING, III Name: /s/ Ned N. Fleming, III  
**Date:** 2026-04-08

**Signature:** MARK R. MATTESON, Name: /s/ Mark R. Matteson  
**Date:** 2026-04-08

**Signature:** SUNTX CAPITAL MANAGEMENT CORP., Name: /s/ Ned N. Fleming, III, Title: Director  
**Date:** 2026-04-08

**Signature:** DOTHAN CONCRETE MANAGER, LLC, By: SunTx Capital Management Corp., its manager, Name: /s/ Ned N. Fleming, III, Title: Director  
**Date:** 2026-04-08

**Signature:** DOTHAN CONCRETE INVESTORS, LLC, By: Dothan Concrete Manager, LLC, its manager, By: SunTx Capital Management Corp., its manager, Name: /s/ Ned N. Fleming, III, Title: Director  
**Date:** 2026-04-08

**Signature:** DOTHAN SPONSOR, LLC, Name: /s/ Ned N. Fleming, III, Title: Manager  
**Date:** 2026-04-08

**Signature:** DOTHAN INDEPENDENT GP, LP, By: Dothan Sponsor, LLC, its general partner, Name: /s/ Ned N. Fleming, III, Title: Manager  
**Date:** 2026-04-08

### 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.**