The end of the earnings season is always a good time to take a step back and see who shined (and who not so much). Let’s take a look at how engineering and design services stocks fared in Q4, starting with Dycom (NYSE: DY).
Companies providing engineering and design services boast ever-evolving technical expertise. Compared to their counterparts who manufacture and sell physical products, these companies can also pivot faster to more trending areas due to their smaller physical asset bases. Green energy and water conservation, for example, are current themes driving incremental demand in this space. On the other hand, those providing engineering and design services are at the whim of construction and infrastructure project volumes, which tend to be cyclical and can be impacted heavily by economic factors such as interest rates.
The 5 engineering and design services stocks we track reported an exceptional Q4. As a group, revenues beat analysts’ consensus estimates by 7.7% while next quarter’s revenue guidance was in line.
Thankfully, share prices of the companies have been resilient as they are up 6% on average since the latest earnings results.
Weakest Q4: Dycom (NYSE: DY)
Working alongside some of the most popular mobile carriers in the world, Dycom (NYSE: DY) builds and maintains telecommunications infrastructure.
Dycom reported revenues of $1.46 billion, up 34.4% year on year. This print exceeded analysts’ expectations by 6.9%. Overall, it was a strong quarter for the company with an impressive beat of analysts’ revenue estimates and a solid beat of analysts’ EBITDA estimates.
“Our strong fourth quarter performance closed a record year for Dycom, with ramping organic growth, meaningful margin expansion and increased Free Cash Flow,” said Dan Peyovich, Dycom’s President and Chief Executive Officer.
Interestingly, the stock is up 1.8% since reporting and currently trades at $410.72.
Best Q4: Sterling (NASDAQ: STRL)
Involved in the construction of a major highway, the Grand Parkway in Houston, TX, Sterling Infrastructure (NASDAQ: STRL) provides civil infrastructure construction.
Sterling reported revenues of $755.6 million, up 51.5% year on year, outperforming analysts’ expectations by 18.2%. The business had an incredible quarter with a solid beat of analysts’ EBITDA estimates.
Sterling achieved the biggest analyst estimates beat, fastest revenue growth, and highest full-year guidance raise among its peers. The market seems happy with the results as the stock is up 9.8% since reporting. It currently trades at $497.50.
Is now the time to buy Sterling? Access our full analysis of the earnings results here, it’s free.
MasTec (NYSE: MTZ)
Involved in the 1996 Olympic Games MasTec (NYSE: MTZ) is an infrastructure construction company that specializes in the telecommunications, energy, and utility industries.
MasTec reported revenues of $3.94 billion, up 15.8% year on year, exceeding analysts’ expectations by 5.9%. It may have had the worst quarter among its peers, but its results were still good as it also locked in EBITDA guidance for next quarter exceeding analysts’ expectations and a solid beat of analysts’ revenue estimates.
MasTec delivered the weakest full-year guidance update in the group. Interestingly, the stock is up 31.2% since the results and currently trades at $377.
Read our full analysis of MasTec’s results here.
AECOM (NYSE: ACM)
Founded in 1990 when a group of engineers from five companies decided to merge, AECOM (NYSE: ACM) provides various infrastructure consulting services.
AECOM reported revenues of $3.83 billion, down 4.6% year on year. This result topped analysts’ expectations by 2.5%. It was a stunning quarter as it also put up an impressive beat of analysts’ EBITDA estimates.
AECOM had the weakest performance against analyst estimates and slowest revenue growth among its peers. The stock is down 21.7% since reporting and currently trades at $80.39.
Read our full, actionable report on AECOM here, it’s free.
EMCOR (NYSE: EME)
Through its network of over 70 subsidiaries, EMCOR (NYSE: EME) provides electrical, mechanical, and building construction and services
EMCOR reported revenues of $4.51 billion, up 19.7% year on year. This print surpassed analysts’ expectations by 5.3%. Overall, it was an exceptional quarter as it also logged a beat of analysts’ EPS and adjusted operating income estimates.
The stock is up 9.4% since reporting and currently trades at $877.50.
Read our full, actionable report on EMCOR here, it’s free.
Market Update
Late in 2025 into early 2026, there was hand wringing around artificial intelligence. For software companies, the fear was that AI would erode pricing power and compress margins as new tools made it easier to replicate what once required expensive enterprise platforms. Crypto investors had their own version of the same anxiety: if AI agents could trade, allocate capital, and manage wallets autonomously, what exactly was the long-term value of today’s crypto infrastructure?
These concerns triggered a noticeable rotation away from these sectors and into safer havens. But markets rarely dwell on one narrative for long. Spring 2026 came, and the focus shifted abruptly from technological disruption to geopolitical risk. The US’ conflict with Iran became the dominant driver of market psychology, and when geopolitics takes center stage, the script changes quickly. Investors stop debating growth rates and start worrying about oil supply, inflation, and global stability.
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