---
schema_version: "secwatch.filing_event.v1"
accession: "0001515156-23-000122"
form_type: "8-K"
ticker: "ARQ"
cik: "0001515156"
company_name: "Arq, Inc."
filed_at: "2023-09-18T23:59:59+00:00"
generated_at: "2026-06-10T14:42:37.214926+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# ADES appoints Jeremy 'Deke' Williamson as COO effective Sept. 18, 2023

## Summary
- Williamson joins from Hi-Crush, where he was SVP of Production & Distribution Operations.
- Employment agreement: $350K base salary, 50% target bonus, 65% LTI target, $100K sign-on bonus.
- Inducement awards: 25,000 RSAs vesting over 3 years and 25,000 RSAs vesting at 6 months.
- Severance includes 12 months base salary, accelerated RSA vesting, and 12 months COBRA if terminated without cause.
- Press release highlights goal of becoming the only vertically integrated GAC producer in North America.

## SEC filing metadata
- accession: 0001515156-23-000122
- form_type: 8-K
- ticker: ARQ
- cik: 0001515156
- company_name: Arq, Inc.
- filed_at: 2023-09-18T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1515156/000151515623000122/0001515156-23-000122-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1515156/000151515623000122/ades-20230918.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001515156-23-000122
- JSON: https://secwatch.observer/filing/0001515156-23-000122.json
- Plain text: https://secwatch.observer/filing/0001515156-23-000122.txt

## Key facts
- Executive change
  Jeremy 'Deke' Williamson was appointed as Chief Operating Officer at Arq, Inc..
  - Action: appointed
  - Role: Chief Operating Officer
  source text: has appointed Jeremy "Deke" Williamson to the position of Chief Operating Officer effective September 18, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/1515156/000151515623000122/0001515156-23-000122-index.htm

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