---
schema_version: "secwatch.filing_event.v1"
accession: "0001084991-26-000064"
form_type: "8-K"
ticker: "NGS"
cik: "0001084991"
company_name: "NATURAL GAS SERVICES GROUP INC"
filed_at: "2026-07-10T18:01:50+00:00"
generated_at: "2026-07-10T18:03:07.178668+00:00"
event_type: "other"
sentiment: "neutral"
materiality_score: 0.1
calibrated_materiality_score: 0.1
confidence: "high"
source: SEC EDGAR
---

# Natural Gas Services Group replaces auditor HL&B with CohnReznick after HL&B asset sale

## Summary
- HL&B resigned as independent auditor on July 9, 2026, after CohnReznick acquired certain HL&B assets.
- Board appointed CohnReznick as new auditor for fiscal year ending December 31, 2026.
- HL&B's audit reports for 2024 and 2025 contained no adverse opinion or qualification.
- No disagreements or reportable events occurred during the past two years or subsequent interim period.

## SEC filing metadata
- accession: 0001084991-26-000064
- form_type: 8-K
- ticker: NGS
- cik: 0001084991
- company_name: NATURAL GAS SERVICES GROUP INC
- filed_at: 2026-07-10T18:01:50+00:00
- event_type: other
- sentiment: neutral
- materiality_score: 0.1
- calibrated_materiality_score: 0.1
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1084991/000108499126000064/0001084991-26-000064-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1084991/000108499126000064/ngs-20260709.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001084991-26-000064
- JSON: https://secwatch.observer/filing/0001084991-26-000064.json
- Plain text: https://secwatch.observer/filing/0001084991-26-000064.txt

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