---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-131105"
form_type: "8-K"
ticker: "DRTTF"
cik: "0001340476"
company_name: "DIRTT ENVIRONMENTAL SOLUTIONS LTD"
filed_at: "2024-11-26T23:59:59+00:00"
generated_at: "2026-05-29T17:43:12.833803+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.35
calibrated_materiality_score: 0.35
confidence: "high"
source: SEC EDGAR
---

# DIRTT appoints Holly Hess Groos to board and as Audit Committee Chair

## Summary
- Holly Hess Groos appointed to DIRTT board effective Nov 26, 2024; also named Audit Committee Chair.
- Scott Robinson steps down as Audit Committee Chair but remains Board Chair.
- Ms. Groos is a former Verizon SVP/CFO and CPA; determined independent and an audit financial expert.

## SEC filing metadata
- accession: 0000950170-24-131105
- form_type: 8-K
- ticker: DRTTF
- cik: 0001340476
- company_name: DIRTT ENVIRONMENTAL SOLUTIONS LTD
- filed_at: 2024-11-26T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.35
- calibrated_materiality_score: 0.35
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1340476/000095017024131105/0000950170-24-131105-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1340476/000095017024131105/drttf-20241126.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-131105
- JSON: https://secwatch.observer/filing/0000950170-24-131105.json
- Plain text: https://secwatch.observer/filing/0000950170-24-131105.txt

## Key facts
- Executive change
  Holly Hess Groos was appointed as Director and Audit Committee Chair at DIRTT ENVIRONMENTAL SOLUTIONS LTD.
  - Action: appointed
  - Role: Director and Audit Committee Chair
  source text: On and effective November 26, 2024 , Holly Hess Groos was appointed to serve as a member of the board of directors (“the Board”) of DIRTT Environmental Solutions Ltd. (“DIRTT” or the “Company”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1340476/000095017024131105/0000950170-24-131105-index.htm

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