---
schema_version: "secwatch.filing_event.v1"
accession: "0001013762-23-003929"
form_type: "8-K"
ticker: "EMAT"
cik: "0001866226"
company_name: "Evolution Metals & Technologies Corp."
filed_at: "2023-10-16T23:59:59+00:00"
generated_at: "2026-06-09T23:35:58.170531+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Welsbach Technology Metals appoints Switaj, Oggenfuss as directors; two directors resign

## Summary
- Matthew Mrozinski resigned as director and Compensation Committee chair effective Oct 13; Ralph Welpe resigned as director and Audit Committee chair effective Oct 11.
- Andrew Switaj and Dominik Michael Oggenfuss appointed as independent directors effective Oct 16, 2023.
- Oggenfuss will serve as chair of the Audit Committee; both join Audit and Compensation Committees.
- New directors will receive MergeCo share compensation upon completion of an initial business combination; no cash compensation.

## SEC filing metadata
- accession: 0001013762-23-003929
- form_type: 8-K
- ticker: EMAT
- cik: 0001866226
- company_name: Evolution Metals & Technologies Corp.
- filed_at: 2023-10-16T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.5
- calibrated_materiality_score: 0.5
- confidence: high
- sec_items: 1.01, 5.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1866226/000101376223003929/0001013762-23-003929-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1866226/000101376223003929/ea186796-8k_welsbach.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001013762-23-003929
- JSON: https://secwatch.observer/filing/0001013762-23-003929.json
- Plain text: https://secwatch.observer/filing/0001013762-23-003929.txt

## Key facts
- Executive change
  Dominik Michael Oggenfuss was appointed as director at Evolution Metals & Technologies Corp..
  - Action: appointed
  - Role: director
  source text: On October 16, 2023, the Board appointed the New Directors to serve as independent directors of the Company, and members of the Company’s Audit Committee and Compensation Committee.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1866226/000101376223003929/0001013762-23-003929-index.htm
- Executive change
  Matthew T. Mrozinski resigned as director at Evolution Metals & Technologies Corp..
  - Action: resigned
  - Role: director
  source text: On October 11, 2023, Mr. Matthew T. Mrozinski resigned from his position as director, and a member of the Audit Committee and chair of the Compensation Committee of the Board, effective on October 13, 2023
  evidence_url: https://www.sec.gov/Archives/edgar/data/1866226/000101376223003929/0001013762-23-003929-index.htm
- Executive change
  Andrew Switaj was appointed as director at Evolution Metals & Technologies Corp..
  - Action: appointed
  - Role: director
  source text: On October 16, 2023, the Board appointed the New Directors to serve as independent directors of the Company, and members of the Company’s Audit Committee and Compensation Committee.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1866226/000101376223003929/0001013762-23-003929-index.htm
- Executive change
  Ralph Welpe resigned as director at Evolution Metals & Technologies Corp..
  - Action: resigned
  - Role: director
  source text: and Dr. Ralph Welpe resigned from his position as director, and chair of the Audit Committee and member of the Compensation Committee of the of Board, effective immediately on October 11, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1866226/000101376223003929/0001013762-23-003929-index.htm

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