---
schema_version: "secwatch.filing_event.v1"
accession: "0000874238-23-000120"
form_type: "8-K"
ticker: "STRL"
cik: "0000874238"
company_name: "STERLING INFRASTRUCTURE, INC."
filed_at: "2023-11-16T23:59:59+00:00"
generated_at: "2026-06-08T01:50:44.757739+00:00"
event_type: "m_and_a"
sentiment: "positive"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# Sterling Infrastructure acquires Professional Plumbers Group for $50M cash plus earnout

## Summary
- Purchase price: $50M cash plus earnout contingent on future EBITDA targets.
- PPG annual revenues of $50-55M with strong, accretive margin profile.
- PPG provides plumbing for new residential builds in greater Dallas area; joins Building Solutions segment.
- Expands Sterling's residential services to the plumbing phase following slab completion.
- Complementary customer base offers cross-selling opportunities with existing services.

## SEC filing metadata
- accession: 0000874238-23-000120
- form_type: 8-K
- ticker: STRL
- cik: 0000874238
- company_name: STERLING INFRASTRUCTURE, INC.
- filed_at: 2023-11-16T23:59:59+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/874238/000087423823000120/0000874238-23-000120-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/874238/000087423823000120/strl-20231116.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000874238-23-000120
- JSON: https://secwatch.observer/filing/0000874238-23-000120.json
- Plain text: https://secwatch.observer/filing/0000874238-23-000120.txt

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