---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-23-024156"
form_type: "8-K"
ticker: "LMB"
cik: "0001606163"
company_name: "Limbach Holdings, Inc."
filed_at: "2023-07-05T23:59:59+00:00"
generated_at: "2026-06-13T12:41:53.405612+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Limbach closes $5M cash acquisition of ACME Industrial Piping; earnout up to $2.5M

## Summary
- Acquisition closed July 5, 2023; total consideration $5M in cash at closing plus up to $2.5M earnout.
- ACME expected to contribute ~$10M in annual revenue and >$1M in EBITDA.
- ACME specializes in industrial maintenance, capital projects, emergency services, and hydroelectric work.
- Transaction expands Limbach's Owner Direct Relationships (ODR) segment with Fortune 500 customers.
- 2023 impact judged immaterial; focus on integration and revenue synergies for 2024.

## SEC filing metadata
- accession: 0001628280-23-024156
- form_type: 8-K
- ticker: LMB
- cik: 0001606163
- company_name: Limbach Holdings, Inc.
- filed_at: 2023-07-05T23:59:59+00:00
- event_type: m_and_a
- sentiment: positive
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1606163/000162828023024156/0001628280-23-024156-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1606163/000162828023024156/lmb-20230703.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-23-024156
- JSON: https://secwatch.observer/filing/0001628280-23-024156.json
- Plain text: https://secwatch.observer/filing/0001628280-23-024156.txt

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.