---
schema_version: "secwatch.filing_event.v1"
accession: "0001731122-23-002001"
form_type: "8-K"
ticker: null
cik: "0001843248"
company_name: "Global System Dynamics, Inc."
filed_at: "2023-10-30T23:59:59+00:00"
generated_at: "2026-06-09T06:13:20.673098+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# GSD dismisses auditor Marcum, engages Fruci; prior audit cited going concern

## Summary
- Audit Committee approved dismissal of Marcum LLP on Oct 24, 2023, effective immediately.
- Fruci & Associates engaged as new independent auditor for FY2023 and quarterly periods.
- Marcum's prior audit reports included an explanatory paragraph about going concern.
- No accounting disagreements with Marcum, but material weaknesses in internal controls were disclosed.

## SEC filing metadata
- accession: 0001731122-23-002001
- form_type: 8-K
- cik: 0001843248
- company_name: Global System Dynamics, Inc.
- filed_at: 2023-10-30T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1843248/000173112223002001/0001731122-23-002001-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1843248/000173112223002001/e5160_8-k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001731122-23-002001
- JSON: https://secwatch.observer/filing/0001731122-23-002001.json
- Plain text: https://secwatch.observer/filing/0001731122-23-002001.txt

## Key facts
- Auditor Changes
  Global System Dynamics, Inc. dismissed Marcum LLP as its auditor.
  - Action: dismissal
  - Auditor: Marcum LLP
  - Successor: Fruci & Associates, PS
  source text: On October 24, 2023, the Audit Committee of Global System Dynamics, Inc. (the “Company”) approved the dismissal of Marcum LLP (“Marcum”) as its independent registered public accounting firm, with immediate effect.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1843248/000173112223002001/0001731122-23-002001-index.htm
- Auditor Changes
  Global System Dynamics, Inc. engaged Fruci & Associates, PS as its auditor.
  - Action: engagement
  - Auditor: Fruci & Associates, PS
  source text: On October 24, 2023, the Company engaged Fruci & Associates, PS (“Fruci”) as the Company's independent registered public accounting firm for the fiscal year ending December 31, 2023, and for the Company’s second and third quarterly reporting during the fiscal year ending December 31, 2023.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1843248/000173112223002001/0001731122-23-002001-index.htm

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