---
schema_version: "secwatch.filing_event.v1"
accession: "0001654954-21-011410"
form_type: "8-K"
ticker: "SCWO"
cik: "0000933972"
company_name: "374Water Inc."
filed_at: "2021-10-27T23:59:59+00:00"
generated_at: "2026-06-28T17:48:02.243443+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# 374Water appoints Terry Merrell to board, expands to 4 directors

## Summary
- Board increased from 3 to 4 directors; Merrell fills the new seat effective Oct 12, 2021.
- Merrell is CFO of Merrell Bros., an affiliate that holds 3,335,000 common shares from Series D conversion and 3,783,333 shares from warrant exercise.
- Merrell Bros. Fabrication has a Manufacturing and Service Agreement with 374Water subsidiary for AirSCWO products.
- No family relationships or other material transactions with the company beyond disclosed arrangements.

## SEC filing metadata
- accession: 0001654954-21-011410
- form_type: 8-K
- ticker: SCWO
- cik: 0000933972
- company_name: 374Water Inc.
- filed_at: 2021-10-27T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/933972/000165495421011410/0001654954-21-011410-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/933972/000165495421011410/scwo_8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001654954-21-011410
- JSON: https://secwatch.observer/filing/0001654954-21-011410.json
- Plain text: https://secwatch.observer/filing/0001654954-21-011410.txt

## Key facts
- Executive change
  Terry Merrell was appointed as Director at 374Water Inc..
  - Action: appointed
  - Role: Director
  source text: appointed Terry Merrell to the Board to fill the newly created directorship resulting from the increase in the number of authorized directors.
  evidence_url: https://www.sec.gov/Archives/edgar/data/933972/000165495421011410/0001654954-21-011410-index.htm

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