MasTecvs.Quanta Services
MTZ vs PWR · both in Grid & electrification, part of the Energy, grid & critical infrastructure value chain: Cables, grid connection and infrastructure tying new capacity to demand.
Quanta Services is about 3.4× larger than MasTec by market cap; MasTec trades at the lower P/E (65.5 vs 89.5); year to date, MasTec leads (+71.5% vs +56.0%).
Side by side
| MTZ | PWR | |
|---|---|---|
| Market cap | $29.5B | $98.8B |
| Price | $372.89 | $658.56 |
| Today | −3.1% | −1.4% |
| Return YTD | +71.5% | +56.0% |
| Return 1Y | +120.9% | +73.3% |
| P/E | 65.5 | 89.5 |
| P/S | 1.9 | 3.3 |
| P/B | 8.9 | 10.9 |
Data as of 2026-07-11 · updates daily after U.S. close
The two companies
MasTecMTZ
Builds energy, power-grid and communications infrastructure across the US.
Full MTZ profile →Quanta ServicesPWR
American specialty contractor building and upgrading power grids, transmission lines and renewable energy infrastructure — a direct play on grid expansion.
Full PWR profile →More comparisons in Grid & electrification
See where MTZ and PWR sit in the full Energy, grid & critical infrastructure map — every segment from suppliers to end markets.Open the Energy value chain →