MasTec Inc vs Williams Companies Inc — how do they compare? MasTec Inc trades at $282.31 (market cap $21.90B), while Williams Companies Inc trades at $73.69 (market cap $88.45B). The key difference: Williams Companies Inc is far larger — about 4× MasTec Inc's market cap, and Williams Companies Inc pays a 2.9% dividend while MasTec Inc pays none. Which is the better fit depends on your goals.
| MTZ | WMB | |
|---|---|---|
Market Cap | $21.90B | $88.45B |
Sector | Technology | Energy |
52-Week High | $437.51 | $79.40 |
52-Week Low | $172.51 | $56.51 |
Enterprise Value | $24.81B | $119.07B |
Dividend Yield | — | 2.9% |
Signals from Pluang's Aura AI — not financial advice
MasTec (MTZ) trades at $283.76, up 5.77% over 24 hours, with a bearish technical signal but strong fundamentals. The company reported record Q2 2026 revenue of $4.374 billion, up 23% year-over-year, and raised its full-year outlook. Analyst consensus is overwhelmingly bullish with a $439.56 price target, though technical indicators show resistance near $283.
The outlook remains positive due to robust infrastructure demand, a record $21.4 billion backlog, and strategic acquisitions like The Superior Group. Risks include execution challenges in communications segments and high valuation multiples. Earnings growth and backlog execution are key catalysts for further upside.
WMB trades at $73.72, up 2.6% today, with a bullish technical signal and strong analyst support. The company reported mixed quarterly earnings but raised full-year EBITDA guidance to $8.4 billion following its $5.5 billion acquisition of Momentum Midstream, enhancing its Gulf Coast footprint. Fundamentals show robust profitability with a 25.18% net income margin and 24.02% ROE, though valuation multiples like a P/E of 28.81 appear elevated.
The outlook is positive, driven by growth initiatives and stable cash flows, but risks include execution of the large acquisition and sensitivity to energy demand. With a consensus price target of $87.14 implying 18% upside, the stock offers growth potential tempered by integration challenges and debt levels.
Trailing returns across standard periods
MasTec, Inc. is a leading infrastructure construction company operating mainly in North America. The company's services cover a diverse range of end-markets, including communications (building fiber and wireless infrastructure), oil & gas, electric power (transmission, distribution, and clean energy), and industrial projects. MTZ provides critical engineering, procurement, and construction (EPC) services that support the expansion and maintenance of essential infrastructure across the continent.
Read more on MTZ →Williams is a midstream energy company that owns and operates the large Transco and Northwest pipeline systems and associated natural gas gathering, processing, and storage assets. In August 2018, the firm acquired the remaining 26% ownership of its limited partner, Williams Partners.
Read more on WMB →