---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-24-013806"
form_type: "8-K"
ticker: "ACHR"
cik: "0001824502"
company_name: "Archer Aviation Inc."
filed_at: "2024-03-29T23:59:59+00:00"
generated_at: "2026-06-04T05:30:45.292757+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Archer Aviation appoints Thomas Muniz as CTO, Andy Missan transitions to Senior Advisor

## Summary
- Thomas Muniz, formerly COO, becomes Chief Technology Officer effective March 25, 2024, reporting to CEO.
- Andy Missan steps down as Chief Legal Officer to serve as Senior Advisor to CEO; Eric Lentell named General Counsel.
- Missan's transition is effective March 28, 2024; he will no longer be an executive officer.
- Missan entered a Transition Agreement and Advisory Services Agreement with monthly cash and continued vesting.
- Lentell, previously Deputy General Counsel, will lead the legal function going forward.

## SEC filing metadata
- accession: 0001628280-24-013806
- form_type: 8-K
- ticker: ACHR
- cik: 0001824502
- company_name: Archer Aviation Inc.
- filed_at: 2024-03-29T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1824502/000162828024013806/0001628280-24-013806-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1824502/000162828024013806/achr-20240325.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-24-013806
- JSON: https://secwatch.observer/filing/0001628280-24-013806.json
- Plain text: https://secwatch.observer/filing/0001628280-24-013806.txt

## Key facts
- Executive change
  Thomas Muniz was appointed as Chief Technology Officer at Archer Aviation Inc..
  - Action: appointed
  - Role: Chief Technology Officer
  source text: Effective March 25, 2024, Thomas Muniz, formerly Archer Aviation Inc.’s (the “Company”) Chief Operating Officer, transitioned to serving as the Company’s Chief Technology Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1824502/000162828024013806/0001628280-24-013806-index.htm
- Executive change
  Andy Missan changed role as Chief Legal Officer at Archer Aviation Inc..
  - Action: transitioned
  - Role: Chief Legal Officer
  source text: Effective March 28, 2024, Andy Missan transitioned from his role as Chief Legal Officer of the Company to serving as a Senior Advisor to the CEO for an initial term of one year.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1824502/000162828024013806/0001628280-24-013806-index.htm
- Executive change
  Eric Lentell was appointed as General Counsel at Archer Aviation Inc..
  - Action: appointed
  - Role: General Counsel
  source text: Eric Lentell, the Company’s current Deputy General Counsel, will assume the role of General Counsel and lead the legal function going forward.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1824502/000162828024013806/0001628280-24-013806-index.htm

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