---
schema_version: "secwatch.filing_event.v1"
accession: "0001558370-22-001742"
form_type: "8-K"
ticker: "TSEOF"
cik: "0001519061"
company_name: "Trinseo PLC"
filed_at: "2022-02-23T23:59:59+00:00"
generated_at: "2026-06-27T05:27:02.544965+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.5
calibrated_materiality_score: 0.5
confidence: "high"
source: SEC EDGAR
---

# Trinseo appoints Andre Lanning SVP & CCO effective March 1; creates CTO role

## Summary
- Lanning, previously SVP of Strategy & Corp Dev, becomes Chief Commercial Officer effective March 1, 2022.
- Base salary set at CHF 480,000; annual cash bonus target 60% of base; 2022 equity award at 140% of base salary.
- Trinseo also creates a new Chief Technology Officer role as part of specialty transformation strategy.
- Search for Lanning's successor in strategy role and for the new CTO position has been launched.

## SEC filing metadata
- accession: 0001558370-22-001742
- form_type: 8-K
- ticker: TSEOF
- cik: 0001519061
- company_name: Trinseo PLC
- filed_at: 2022-02-23T23:59:59+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/1519061/000155837022001742/0001558370-22-001742-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1519061/000155837022001742/tse-20220217x8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001558370-22-001742
- JSON: https://secwatch.observer/filing/0001558370-22-001742.json
- Plain text: https://secwatch.observer/filing/0001558370-22-001742.txt

## Key facts
- Executive change
  Andre Lanning was appointed as Senior Vice President and Chief Commercial Officer at Trinseo PLC.
  - Action: appointed
  - Role: Senior Vice President and Chief Commercial Officer
  source text: On February 21, 2022, Trinseo PLC (the “Company”) announced that Andre Lanning had been appointed as Senior Vice President and Chief Commercial Officer, effective as of March 1, 2022.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1519061/000155837022001742/0001558370-22-001742-index.htm

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