---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-23-007675"
form_type: "8-K"
ticker: "BCHT"
cik: "0000728385"
company_name: "Birchtech Corp."
filed_at: "2023-10-16T23:59:59+00:00"
generated_at: "2026-06-09T23:41:08.562311+00:00"
event_type: "leadership"
sentiment: "negative"
materiality_score: 0.65
calibrated_materiality_score: 0.65
confidence: "high"
source: SEC EDGAR
---

# CFO Greg Powell resigns effective immediately; replacement search underway

## Summary
- Greg Powell resigned as CFO of Midwest Energy Emissions Corp. effective October 10, 2023.
- Powell served as CFO since March 1, 2023, provided by The CFO Centre under an engagement letter.
- Company is vetting candidates and expects to announce a replacement in the coming days.
- No other officer departures or changes were reported in the filing.

## SEC filing metadata
- accession: 0001477932-23-007675
- form_type: 8-K
- ticker: BCHT
- cik: 0000728385
- company_name: Birchtech Corp.
- filed_at: 2023-10-16T23:59:59+00:00
- event_type: leadership
- sentiment: negative
- materiality_score: 0.65
- calibrated_materiality_score: 0.65
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/728385/000147793223007675/0001477932-23-007675-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/728385/000147793223007675/meec_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-23-007675
- JSON: https://secwatch.observer/filing/0001477932-23-007675.json
- Plain text: https://secwatch.observer/filing/0001477932-23-007675.txt

## Key facts
- Executive change
  Greg Powell resigned as Chief Financial Officer at Birchtech Corp..
  - Action: resigned
  - Role: Chief Financial Officer
  source text: On October 10, 2023, Greg Powell submitted his resignation as Chief Financial Officer of Midwest Energy Emissions Corp. (the “Company”) effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/728385/000147793223007675/0001477932-23-007675-index.htm

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