---
schema_version: "secwatch.filing_event.v1"
accession: "0001779128-24-000047"
form_type: "8-K"
ticker: "SRTA"
cik: "0001779128"
company_name: "Strata Critical Medical, Inc."
filed_at: "2024-03-22T23:59:59+00:00"
generated_at: "2026-06-04T09:09:45.997445+00:00"
event_type: "other_material"
sentiment: "neutral"
materiality_score: 0.55
calibrated_materiality_score: 0.55
confidence: "high"
source: SEC EDGAR
---

# Blade Air Mobility dismisses Marcum, appoints Deloitte as auditor for FY2024

## Summary
- Audit committee dismissed Marcum LLP on March 19, 2024; no disagreements on accounting or auditing matters.
- Marcum's audit reports for FY2023 were unqualified; material weakness in internal controls was previously disclosed.
- Deloitte & Touche LLP appointed on March 20, 2024 as independent auditor for fiscal year ending Dec 31, 2024.
- Marcum provided a letter (Exhibit 16.1) agreeing with the Company's statements in this report.

## SEC filing metadata
- accession: 0001779128-24-000047
- form_type: 8-K
- ticker: SRTA
- cik: 0001779128
- company_name: Strata Critical Medical, Inc.
- filed_at: 2024-03-22T23:59:59+00:00
- event_type: other_material
- sentiment: neutral
- materiality_score: 0.55
- calibrated_materiality_score: 0.55
- confidence: high
- sec_items: 4.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1779128/000177912824000047/0001779128-24-000047-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1779128/000177912824000047/blde-20240322.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001779128-24-000047
- JSON: https://secwatch.observer/filing/0001779128-24-000047.json
- Plain text: https://secwatch.observer/filing/0001779128-24-000047.txt

## Key facts
- Auditor Changes
  Strata Critical Medical, Inc. engaged Deloitte & Touche LLP as its auditor.
  - Action: engagement
  - Auditor: Deloitte & Touche LLP
  source text: On March 20, 2024, the Audit Committee approved the appointment of Deloitte & Touche LLP ("Deloitte") as its new independent registered public accounting firm for the fiscal year ending December 31, 2024, subject to execution of an engagement letter.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1779128/000177912824000047/0001779128-24-000047-index.htm
- Auditor Changes
  Strata Critical Medical, Inc. dismissed Marcum LLP as its auditor.
  - Action: dismissal
  - Auditor: Marcum LLP
  - Successor: Deloitte & Touche LLP
  source text: On March 19, 2024, the Audit Committee of the Board of Directors (the "Audit Committee") of Blade Air Mobility, Inc., a Delaware corporation (the "Company") dismissed Marcum LLP ("Marcum") as the Company's independent registered public accounting firm.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1779128/000177912824000047/0001779128-24-000047-index.htm

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