---
schema_version: "secwatch.filing_event.v1"
accession: "0000929008-25-000025"
form_type: "8-K"
ticker: "WCC"
cik: "0000929008"
company_name: "WESCO INTERNATIONAL INC"
filed_at: "2025-08-26T23:59:59+00:00"
generated_at: "2026-05-17T10:07:22.608488+00:00"
event_type: "leadership"
sentiment: "positive"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Wesco appoints Daniel Castillo as EVP & GM of Electrical & Electronic Solutions; Squires retiring

## Summary
- Nelson Squires, EVP & GM of EES, retiring effective September 30, 2025.
- Daniel Castillo appointed as EVP & GM of EES effective September 1, 2025.
- Castillo previously led North America for Brinks and JELD-WEN; holds MBA from Columbia.
- CEO highlights EES Q2 sales up 6% YoY driven by data centers and infrastructure projects.
- Castillo's track record in profitable growth expected to build on EES momentum.

## SEC filing metadata
- accession: 0000929008-25-000025
- form_type: 8-K
- ticker: WCC
- cik: 0000929008
- company_name: WESCO INTERNATIONAL INC
- filed_at: 2025-08-26T23:59:59+00:00
- event_type: leadership
- sentiment: positive
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/929008/000092900825000025/0000929008-25-000025-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/929008/000092900825000025/wcc-20250820.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0000929008-25-000025
- JSON: https://secwatch.observer/filing/0000929008-25-000025.json
- Plain text: https://secwatch.observer/filing/0000929008-25-000025.txt

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