---
schema_version: "secwatch.filing_event.v1"
accession: "0001361538-26-000030"
form_type: "8-K"
ticker: "PRIM"
cik: "0001361538"
company_name: "Primoris Services Corp"
filed_at: "2026-08-31T20:24:19+00:00"
generated_at: "2026-08-31T20:25:22.856131+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Primoris Appoints James Greer and Oscar Brown to Board, Expanding to 10 Members

## Summary
- Board expanded to 10 members; Greer and Brown appointed effective Oct 1, 2026.
- Greer: 40+ years in energy delivery, retired EVP/COO of Oncor (2011-2025).
- Brown: CEO/President of Western Midstream (WES) since Oct 2024, ex-CFO of FREYR.
- Both terms expire at 2027 annual meeting; no committee assignments yet.
- Compensation per Primoris non-employee director program (2026 proxy).

## SEC filing metadata
- accession: 0001361538-26-000030
- form_type: 8-K
- ticker: PRIM
- cik: 0001361538
- company_name: Primoris Services Corp
- filed_at: 2026-08-31T20:24:19+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1361538/000136153826000030/0001361538-26-000030-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1361538/000136153826000030/prim-20260825x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001361538-26-000030
- JSON: https://secwatch.observer/filing/0001361538-26-000030.json
- Plain text: https://secwatch.observer/filing/0001361538-26-000030.txt

## Key facts
- Executive change
  Oscar K. Brown was appointed as Director at Primoris Services Corp.
  - Action: appointed
  - Role: Director
  source text: On August 25, 2026, the Board of Directors (the “Board”) of Primoris Services Corporation (“Primoris”, the “Company”) voted to increase the authorized number of Directors of the Company to ten members and appointed James A. Greer and Oscar K. Brown to the Board, effective October 1, 2026.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1361538/000136153826000030/0001361538-26-000030-index.htm
- Executive change
  James A. Greer was appointed as Director at Primoris Services Corp.
  - Action: appointed
  - Role: Director
  source text: On August 25, 2026, the Board of Directors (the “Board”) of Primoris Services Corporation (“Primoris”, the “Company”) voted to increase the authorized number of Directors of the Company to ten members and appointed James A. Greer and Oscar K. Brown to the Board, effective October 1, 2026.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1361538/000136153826000030/0001361538-26-000030-index.htm

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