---
schema_version: "secwatch.filing_event.v1"
accession: "0001193125-23-267468"
form_type: "8-K"
ticker: "MTZ"
cik: "0000015615"
company_name: "MASTEC INC"
filed_at: "2023-11-01T23:59:59+00:00"
generated_at: "2026-06-09T02:35:43.243253+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# MasTec reports Q3 record revenue $3.26B; cuts FY23 guidance to net loss ~$61M

## Summary
- Q3 revenue $3.26B (record); GAAP EPS $0.18, adj. EPS $0.95; adj. EBITDA $271M.
- FY23 guidance cut: revenue ~$12B, GAAP net loss ~$61M, adj. EPS ~$1.75 (well below prior).
- Clean Energy delayed; Li-Cycle project paused; Oil & Gas Mountain Valley Pipeline ramp slower.
- Net debt reduced $213M to ~$2.99B; operating cash flow $294M in Q3.
- Expect mid-to-high single-digit revenue growth in 2024 with modest EBITDA margin expansion.

## SEC filing metadata
- accession: 0001193125-23-267468
- form_type: 8-K
- ticker: MTZ
- cik: 0000015615
- company_name: MASTEC INC
- filed_at: 2023-11-01T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/15615/000119312523267468/0001193125-23-267468-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/15615/000119312523267468/d578716d8k.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001193125-23-267468
- JSON: https://secwatch.observer/filing/0001193125-23-267468.json
- Plain text: https://secwatch.observer/filing/0001193125-23-267468.txt

## Key facts
- Earnings Releases
  MASTEC INC reported third quarter 2023 results: revenue $3.26 billion, net income $15 million, EPS $0.18. Guidance lowered.
  - Period: third quarter 2023
  - Revenue: $3.26 billion
  - Net income: $15 million
  - EPS: $0.18
  - Guidance: lowered
  - Result: reported results
  source text: of its third quarter earnings call now scheduled for Wednesday, November 1 st , 2023 at 8:00 AM Eastern Time. Third Quarter 2023 results are as follows: • Record Revenue of $3.26 billion • GAAP Net Income of $15 million • Adjusted Net Income of $76 million • Adjusted EBITDA of $271 million • GAAP Diluted earnings per share of $0.18 • Adjusted diluted earnings per
  evidence_url: https://www.sec.gov/Archives/edgar/data/15615/000119312523267468/0001193125-23-267468-index.htm
- Earnings Releases
  MASTEC INC reported full year 2023 results: revenue $12 billion, net income $61 million (GAAP Net Loss), EPS $0.83 (GAAP Diluted loss per share). Guidance lowered.
  - Period: full year 2023
  - Revenue: $12 billion
  - Net income: $61 million (GAAP Net Loss)
  - EPS: $0.83 (GAAP Diluted loss per share)
  - Guidance: lowered
  - Result: guidance update
  source text: MasTec is also updating its full year guidance. The Company now expects: • Revenue of approximately $12 billion • GAAP Net Loss of approximately $61 million • Adjusted Net Income of approximately $140 million • Adjusted EBITDA of approximately $850 million • GAAP Diluted loss per share of approximately $0.83 • Adjusted diluted earnings per share of approximately $1.75
  evidence_url: https://www.sec.gov/Archives/edgar/data/15615/000119312523267468/0001193125-23-267468-index.htm

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