---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-23-047356"
form_type: "8-K"
ticker: "CECO"
cik: "0000003197"
company_name: "CECO ENVIRONMENTAL CORP"
filed_at: "2023-09-11T23:59:59+00:00"
generated_at: "2026-06-10T21:55:03.898447+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# CECO Environmental appoints Laurie Siegel to board, compensation committee

## Summary
- Board expanded from 7 to 8 directors; Siegel joined effective September 6, 2023.
- Siegel appointed to Compensation Committee; term runs through 2024 Annual Meeting.
- Over 30 years experience: former CHRO at Tyco International, senior exec at Honeywell.
- Currently serves on boards of Lumen Technologies and FactSet, chairs HR/Comp committees.

## SEC filing metadata
- accession: 0000950170-23-047356
- form_type: 8-K
- ticker: CECO
- cik: 0000003197
- company_name: CECO ENVIRONMENTAL CORP
- filed_at: 2023-09-11T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 8.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/3197/000095017023047356/0000950170-23-047356-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/3197/000095017023047356/ceco-20230906.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-23-047356
- JSON: https://secwatch.observer/filing/0000950170-23-047356.json
- Plain text: https://secwatch.observer/filing/0000950170-23-047356.txt

## Key facts
- Executive change
  Laurie Siegel was appointed as Director at CECO ENVIRONMENTAL CORP.
  - Action: appointed
  - Role: Director
  source text: On September 6, 2023, CECO Environmental Corp. (the “Company”) increased the size of the Board of Directors of the Company (the “Board”) from seven to eight directors and appointed Laurie Siegel to serve as a director of the Company.
  evidence_url: https://www.sec.gov/Archives/edgar/data/3197/000095017023047356/0000950170-23-047356-index.htm

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