# EDGAR Filing Document

**Accession Number:** 0001122788
**File Stem:** 0001628280-23-000311
**Filing Date:** 2023-1
**Character Count:** 6693
**Document Hash:** f5ee10b98083dc0b744f4eb84f6f082f
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001628280-23-000311.hdr.sgml**: 20230104

**ACCESSION NUMBER**: 0001628280-23-000311

**CONFORMED SUBMISSION TYPE**: 4

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20230101

**FILED AS OF DATE**: 20230104

**DATE AS OF CHANGE**: 20230104

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** ALVARADO LINDA G
- **CENTRAL INDEX KEY:** 0001122788

**FILING VALUES:**
- **FORM TYPE:** 4
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36541
- **FILM NUMBER:** 23508750

**MAIL ADDRESS:**
- **STREET 1:** 2140 LAKE PARK BOULEVARD
- **CITY:** RICHARDSON
- **STATE:** TX
- **ZIP:** 75080-2254
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Limbach Holdings, Inc.
- **CENTRAL INDEX KEY:** 0001606163
- **STANDARD INDUSTRIAL CLASSIFICATION:** CONSTRUCTION SPECIAL TRADE CONTRACTORS [1700]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** 797 COMMONWEALTH DRIVE
- **CITY:** WARRENDALE
- **STATE:** PA
- **ZIP:** 15086
- **BUSINESS PHONE:** (412) 359-2100

**MAIL ADDRESS:**
- **STREET 1:** 797 COMMONWEALTH DRIVE
- **CITY:** WARRENDALE
- **STATE:** PA
- **ZIP:** 15086

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** 1347 Capital Corp
- **DATE OF NAME CHANGE:** 20140422

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

## FORM 4

### STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

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

[ ] Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>ALVARADO LINDA G<br><sub>(Last) (First) (Middle)</sub><br>797 COMMONWEALTH DRIVE<br><sub>(Street)</sub><br>WARRENDALE, PA 15086<br><sub>(City) (State) (Zip)</sub> | **3. Date of Earliest Transaction (Month/Day/Year)**<br>2023-01-01 | **5. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[X] Director [ ] 10% Owner<br>[ ] Officer (give title below) [ ] Other (specify below)<br>_ _ |
| **2. Issuer Name and Ticker or Trading Symbol**<br>Limbach Holdings, Inc. [ LMB ] | **4. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | 3. Transaction Code (V) | 3. Transaction Code (V) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 4. Securities Acquired (A) or Disposed of (D) | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| 1. Title of Security | 2. Transaction Date | 2A. Deemed Execution Date | Code | V | Amount | (A) or (D) | Price | 5. Amount of Securities Beneficially Owned | 6. Ownership Form | 7. Nature of Indirect Beneficial Ownership |
| Common Stock | 2023-01-01 |  | M |  | 1067 | A | $0 | 9540 | D |  |
| Common Stock | 2023-01-01 |  | M |  | 8876 | A | $0 | 18416 | D |  |

---

## Table II - Derivative Securities

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | 4. Transaction Code (V) | 4. Transaction Code (V) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 5. Number of Derivative Securities Acquired (A) or Disposed of (D) | 6. Date Exercisable and Expiration Date | 6. Date Exercisable and Expiration Date | 7. Title and Amount of Underlying Securities | 7. Title and Amount of Underlying Securities | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | 2. Conversion or Exercise Price | 3. Transaction Date | 3A. Deemed Execution Date | Code | V | (A) | (D) | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 8. Price of Derivative Security | 9. Number of Derivative Securities Beneficially Owned | 10. Ownership Form | 11. Nature of Indirect Beneficial Ownership |
| Restricted Stock Units | <sup>(1)</sup> | 2023-01-01 |  | M |  |  | 1067 | <sup>(2)</sup> | <sup>(2)</sup> | Common Stock | 1067.0 | $0 | 9943 | D |  |
| Restricted Stock Units | <sup>(1)</sup> | 2023-01-01 |  | M |  |  | 8876 | <sup>(3)</sup> | <sup>(3)</sup> | Common Stock | 8876.0 | $0 | 1067 | D |  |
| Restricted Stock Units | <sup>(1)</sup> | 2023-01-04 |  | A |  | 6906 |  | <sup>(4)</sup> | <sup>(4)</sup> | Common Stock | 6906.0 | $0 | 7973 | D |  |

---

### Footnotes:

(1) Each restricted stock unit ("RSU") represents a contingent right to receive one share of Limbach Holdings, Inc. (the "Company") common stock, exempt under Rule 16b-3.

(2) This award of RSUs was granted on 09/01/2021. The award is subject to service-based vesting conditions and vests 14.92% on January 1, 2022 and 42.54% on each of January 1, 2023 and January 1, 2024, subject to continued service through the applicable vesting date.

(3) This award of RSUs was granted on 01/01/2022. The RSUs are scheduled to cliff vest on January 1, 2023.

(4) This award of RSUs was granted on 01/04/2023. The RSUs are scheduled to cliff vest on January 1, 2024.

**Signature:** /s/ Jeremiah G. Garvey, Attorney-in-Fact for Linda G. Alvarado  
**Date:** 2023-01-04

### 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.**