Sterling Infrastructure (NASDAQ: STRL) Posts Record Q2 With 90% Revenue Growth, Raises 2026 Guidance

Sterling Infrastructure (NASDAQ: STRL) reported record second-quarter results on August 3, 2026, with revenue of $1.17 billion rising 90% year over year and GAAP net income of $155.8 million growing 120% from $70.8 million in the prior-year period. The company raised its full-year 2026 guidance across all metrics, citing backlog expansion and continued strength in its E-Infrastructure segment.

Q2 2026 Results

• Revenue: $1.17 billion, up 90% year over year, including approximately 50% organic growth; acquisitions contributed $250.8 million.
• GAAP EPS: $5.00 per diluted share, up 116% from $2.31 in the prior-year quarter.
• Adjusted EPS: $5.80 per diluted share, up 116% from $2.69, beating the Wall Street consensus by 11.9%.
• Adjusted EBITDA: $256.7 million, up 104% year over year, with adjusted EBITDA margins of 22%.
• Operating cash flow: $328.0 million for the six months ended June 30, 2026.
• Cash and equivalents: $464.5 million at June 30, 2026.

What Drove the Results

Adjusted EPS of $5.80 beat the analyst consensus by 11.9%, with revenue of $1.17 billion exceeding Wall Street's expectations and coming in 90% above the prior-year quarter. The margin expansion reflected a deliberate mix shift: the E-Infrastructure Solutions segment posted 192% revenue growth and 148% adjusted operating income growth, driven by the legacy site development business (111% revenue growth) and CEC's mission-critical electrical services (140% revenue growth versus the pre-acquisition comparable period). Mission-critical projects, including data centers, manufacturing facilities, and semiconductor fabrication sites, represented 92% of E-Infrastructure backlog at quarter end.

The Transportation Solutions segment posted a 20% revenue decline, which CEO Joe Cutillo attributed in the press release to an accelerating reallocation of resources toward higher-margin E-Infrastructure work, noting that adjusted operating income in that segment still rose 8%. Building Solutions revenue declined 1%, with adjusted operating income down 11%, as housing affordability pressures constrained homebuilder activity.

Backlog of $4.33 billion at June 30, 2026 rose 116% year over year, with 50% of that increase coming from organic growth. Combined backlog, which includes $1.28 billion in unsigned awards, reached $5.62 billion, up 150%. The company also cited a pipeline of high-probability future phase work exceeding $1.4 billion, bringing total addressable work visibility to more than $7.0 billion, an increase of more than $2.5 billion since year-end 2025.

Raised 2026 Guidance

Sterling raised its full-year 2026 guidance to revenue of $4.00 billion to $4.15 billion (midpoint of $4.08 billion, 4.1% above the prior analyst consensus), GAAP diluted EPS of $17.25 to $17.85, and adjusted diluted EPS of $19.70 to $20.30. Adjusted EBITDA guidance was set at $891 million to $916 million. At the midpoint, the updated guidance implies 64% year-over-year revenue growth, 84% adjusted diluted EPS growth, and 79% adjusted EBITDA growth versus 2025.

Wall Street View

Analyst sentiment on STRL remains firmly positive heading into the results, with the most recent consensus showing 8 Strong Buy and 6 Buy ratings against a single Hold and no Sell recommendations as of July 1, 2026. The company has now beaten adjusted EPS estimates in each of the three most recently reported quarters, with prior surprises of +50.6% (Q1 2026), +23.6% (Q4 2025), and +17.3% (Q3 2025).

Investor Takeaway

The Q2 print shows operating leverage beyond revenue growth: adjusted net income of $180.8 million grew 118% on 90% revenue growth, reflecting the margin accretion from shifting the project mix toward E-Infrastructure. With combined backlog of $5.62 billion and future phase visibility pushing total addressable work above $7.0 billion, the raised guidance midpoint of $4.08 billion in revenue represents contracted near-term coverage rather than speculative forecasting. Shares gained 2.46% on August 3 while the S&P 500 rose 1.42%.