---
schema_version: "secwatch.filing_event.v1"
accession: "0001477932-23-008115"
form_type: "8-K"
ticker: "BCHT"
cik: "0000728385"
company_name: "Birchtech Corp."
filed_at: "2023-11-07T23:59:59+00:00"
generated_at: "2026-06-08T18:10:24.939329+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Midwest Energy Emissions appoints Fiona Fitzmaurice as CFO

## Summary
- Fiona Fitzmaurice appointed CFO effective November 1, 2023, serving under a fractional CFO services agreement.
- Ms. Fitzmaurice is a CPA (Canada) with 15+ years experience; currently CFO of five other public companies.
- She has no family relationships with directors or executive officers and no related party transactions.
- Prior roles include CFO of several TSXV and CSE-listed exploration companies.

## SEC filing metadata
- accession: 0001477932-23-008115
- form_type: 8-K
- ticker: BCHT
- cik: 0000728385
- company_name: Birchtech Corp.
- filed_at: 2023-11-07T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/728385/000147793223008115/0001477932-23-008115-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/728385/000147793223008115/meec_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001477932-23-008115
- JSON: https://secwatch.observer/filing/0001477932-23-008115.json
- Plain text: https://secwatch.observer/filing/0001477932-23-008115.txt

## Key facts
- Executive change
  Fiona Fitzmaurice was appointed as Chief Financial Officer at Birchtech Corp..
  - Action: appointed
  - Role: Chief Financial Officer
  source text: On November 1, 2023, Midwest Energy Emissions Corp. (the “Company”) appointed Fiona Fitzmaurice as Chief Financial Officer of the Company, effective immediately.
  evidence_url: https://www.sec.gov/Archives/edgar/data/728385/000147793223008115/0001477932-23-008115-index.htm

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