---
schema_version: "secwatch.filing_event.v1"
accession: "0000950170-24-096231"
form_type: "8-K"
ticker: "BNL"
cik: "0001424182"
company_name: "Broadstone Net Lease, Inc."
filed_at: "2024-08-13T23:59:59+00:00"
generated_at: "2026-05-31T09:39:16.186091+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.3
calibrated_materiality_score: 0.3
confidence: "high"
source: SEC EDGAR
---

# Broadstone Net Lease CAO/Treasurer resigns; internal successor named

## Summary
- Timothy D. Dieffenbacher resigns as SVP, CAO & Treasurer effective Sept 6, 2024.
- Resignation not due to any disagreement with the company.
- Jennie O'Brien appointed SVP & CAO, effective Sept 6, 2024.
- O'Brien joined BNL in 2014, most recently served as SVP, Accounting & Controller.
- O'Brien is a CPA, holds B.S. in Accounting from SUNY Geneseo.

## SEC filing metadata
- accession: 0000950170-24-096231
- form_type: 8-K
- ticker: BNL
- cik: 0001424182
- company_name: Broadstone Net Lease, Inc.
- filed_at: 2024-08-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.3
- calibrated_materiality_score: 0.3
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1424182/000095017024096231/0000950170-24-096231-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1424182/000095017024096231/bnl-20240811.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000950170-24-096231
- JSON: https://secwatch.observer/filing/0000950170-24-096231.json
- Plain text: https://secwatch.observer/filing/0000950170-24-096231.txt

## Key facts
- Executive change
  Jennie O'Brien was appointed as Senior Vice President and Chief Accounting Officer at Broadstone Net Lease, Inc..
  - Action: appointed
  - Role: Senior Vice President and Chief Accounting Officer
  source text: Jennie O’Brien has been appointed as the Company’s Senior Vice President and Chief Accounting Officer, effective September 6, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1424182/000095017024096231/0000950170-24-096231-index.htm
- Executive change
  Timothy D. Dieffenbacher resigned as Senior Vice President, Chief Accounting Officer, and Treasurer at Broadstone Net Lease, Inc..
  - Action: resigned
  - Role: Senior Vice President, Chief Accounting Officer, and Treasurer
  source text: On August 11, 2024, Timothy D. Dieffenbacher notified the Company of his decision to resign from his role as the Senior Vice President, Chief Accounting Officer, and Treasurer of the Company, effective September 6, 2024.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1424182/000095017024096231/0000950170-24-096231-index.htm

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