Sterling vs. AECOM: Which Infrastructure Stock Deserves Your Capital?

Core Insights - Sterling Infrastructure, Inc. (STRL) and AECOM (ACM) are pivotal players in the U.S. infrastructure sector, with STRL focusing on execution and project delivery, while AECOM excels in planning and program management [1][2] - Both companies are positioned to benefit from trends such as increased data center construction, transportation upgrades, and the energy transition, creating diverse opportunities within the infrastructure value chain [2] - The Federal Reserve's recent rate cut to a target of 4-4.25% may enhance public and private infrastructure investments, further supporting demand for both companies [3] Sterling Infrastructure (STRL) - STRL is concentrating on high-value markets, including data centers and e-commerce distribution, leading to a 21% year-over-year revenue increase in Q2 2025, with E-Infrastructure Solutions growing by 29% and Transportation Solutions by 24% [4][5] - Adjusted earnings per share rose 41% to $2.69, and gross margins expanded by 400 basis points to 23.3%, indicating strong profitability and long-term visibility [4] - The total backlog reached $2 billion, up 24% from the previous year, with E-Infrastructure backlog growing 44% to $1.2 billion, reflecting sustained demand [7][8] - Despite a sequential backlog decline due to seasonal factors, STRL's growth outlook remains robust, supported by a strong project pipeline [6][7] AECOM (ACM) - AECOM reported a 6% year-over-year growth in net service revenues (NSR) to $1.94 billion in the first nine months of fiscal 2025, driven by strong performance in the Americas and international markets [10][11] - The Americas segment saw an 8% increase in NSR, highlighting robust activity in transportation and environmental projects [11] - AECOM's total backlog stood at $24.6 billion, up 5% from the prior year, providing long-term growth prospects and multi-year visibility [13] - The company faces challenges from political changes and funding delays in international markets, which may impact near-term results [12] Stock Performance & Valuation - STRL's share price has significantly outperformed AECOM and the broader Zacks Engineering - R and D Services industry over the past three months [14] - Historically, STRL has traded at a higher forward 12-month price-to-earnings (P/E) ratio compared to AECOM [15] - The Zacks Consensus Estimate for STRL's 2025 EPS indicates a 56.9% year-over-year growth, while ACM's estimate suggests a 15.9% increase [18][20] Investment Outlook - STRL is emerging as a growth leader in the infrastructure space, supported by its focus on high-value markets and a solid backlog, leading to raised 2025 guidance [23] - AECOM benefits from steady demand across various projects but faces greater exposure to international risks and limited movement in earnings estimates [24] - Given STRL's stronger share price performance, upward estimate revisions, and robust earnings growth, it presents a better investment opportunity compared to AECOM [25]