Aecom (ACM) Stock Analysis and Metrics

Aecom

NYSE: ACM

$67.84 ▲ +0.20 (+0.30%)

At close: Jul 8, 2026 · 3:59 PM UTC

Financial Ratios

Market Cap8.61 Bn

P/E-69.12

P/S0.54

Div. Yield0.02

ROIC (Qtr)0.00

Total Debt (Qtr)2.71 Bn

Revenue Growth (1y) (Qtr)0.78

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About

AECOM is a leading global provider of professional infrastructure consulting and advisory services for governments, businesses and organizations worldwide. The company delivers advisory planning consulting architectural and engineering design construction and program management services and investment and development services to public and private clients across major end markets including transportation facilities water environmental and energy. AECOM leverages its scale and technical workforce to create innovative solutions for complex infrastructure challenges driven by aging infrastructure urbanization and growing energy demand.

AECOM generates revenue primarily through fee-based knowledge-based services by billing clients for employees' time spent on projects and managing costs effectively. The company earns income from cost-reimbursable guaranteed maximum price and fixed-price contracts across its service offerings. AECOM Capital primarily derives income from real estate development sales and management fees while the Americas and International segments generate revenue from planning advisory consulting architectural and engineering design construction management and program management services for public and private clients.

The company operates through the following segments: Americas International and AECOM Capital (ACAP).

• The Americas segment provides planning advisory consulting architectural and engineering design construction management and program management services to public and private clients in the United States Canada and Latin America serving end markets such as transportation water government facilities environmental and energy.

• The International segment delivers planning advisory consulting architectural and engineering design services site supervision and program management to public and private clients in Europe the Middle East India Africa and the Asia-Australia-Pacific regions across major end markets including transportation water government facilities environmental and energy.

• AECOM Capital (ACAP) primarily invests in and develops real estate projects often partnering with investors and experienced developers as co-general partners and may engage other AECOM affiliates to provide design owners engineer construction management development and operations and maintenance services for ACAP funded projects.

AECOM holds a leading position in the global infrastructure consulting industry ranked as the largest general architectural and engineering design firm by 2024 design revenue according to Engineering News-Record's 2025 Design Survey and number one ranked in water transportation facilities design environmental engineering environmental consulting and environmental science worldwide. The company competes with regional national and international firms but maintains advantages through reputation cost effectiveness long-term client relationships extensive office network employee expertise broad service range localized knowledge and investments in technology and innovation.

AECOM's client base consists primarily of national state regional and local governments public and private institutions and major corporations worldwide with no single client accounting for 10% or more of revenue in any of the past five fiscal years.

Investment Thesis

▲ Bull case

ACM is positioned to capitalize on a structural shift in defense infrastructure spending, with its pipeline to the Department of War increasing by 50% and the President's $1.5 trillion budget proposal signaling accelerating investment in facilities work where ACM is a leading provider to the Army and Navy. This is not a temporary boost but a multi-year trend driven by enduring geopolitical realities and modernization needs, which management highlighted as a key growth driver. The recent award to top position on Defence Construction Canada's National A&E Source List—a multi-year program with up to $270 million CAD potential—further validates ACM's entrenched position in defense infrastructure across North America. Given that defense represents approximately 10% of ACM's portfolio and the Department of War alone about 5%, this pipeline expansion directly translates to higher-margin, long-duration backlog that is less cyclical than commercial construction. The market may be underestimating the durability of this trend, focusing instead on near-term Middle East volatility, while the underlying demand for resilient, secure defense facilities is structural and likely to persist regardless of short-term geopolitical fluctuations.
ACM's proprietary AI deployment is creating a self-reinforcing competitive advantage that is improving win rates on large, complex re-competes and enabling entry into new markets like healthcare design—areas where the company previously had minimal exposure. Management disclosed two AI-integrated wins with an aggregate value of nearly $1 billion, one of which occurred post-quarter and is not yet in backlog, indicating that the full benefit of these contracts is not yet reflected in current guidance. The AI tools are not merely efficiency plays; they are being used to secure larger scopes of work (e.g., substantially greater scope on re-competes for global energy companies) and to meet client demands for certainty in complex outcomes, which allows ACM to command premium pricing and share in upside via gain-share mechanisms. This represents a fundamental shift in how ACM competes—not just on cost or speed, but on de-risking client outcomes—which expands its addressable market and improves long-term margin sustainability. The market may be viewing AI as a cost center, but the evidence shows it is already driving higher-value wins and margin expansion, with the Americas design segment margin increasing 50 basis points to 16.5% and adjusted operating margin up 60 basis points to 20% in the design business.
ACM's backlog and pipeline are at record highs, with a design book-to-burn of 1.2x and International trailing 12-month book-to-burn of 1.4x, indicating that revenue conversion from backlog is accelerating and will drive NSR growth in the second half of the year and beyond. Despite a 100 basis point NSR headwind from Middle East delays in Q2, the company raised full-year guidance for the second time, expecting adjusted EBITDA and EPS to grow 7% and 14% at the midpoint. This confidence is underpinned by strong performance in the Americas (8% NSR growth in design business), U.K. (positive growth from AMP8 and Great Grid), Australia (multiyear high backlog), and Canada (broad-based NSR growth). The market may be overemphasizing the temporary drag from Middle East payment delays and claim resolutions, while overlooking that cash flow from these regions is already recovering in Q3 and that the company has a proven track record of converting backlog to revenue—evidenced by its ability to deliver consistent free cash flow and maintain a 100%+ conversion target. The combination of record backlog, double-digit pipeline growth for three consecutive quarters, and improving burn rates positions ACM for sustained organic growth that exceeds current guidance.

ACM is positioned to capitalize on a structural shift in defense infrastructure spending, with its pipeline to the Department of War increasing by 50% and the President's $1.5 trillion budget proposal signaling accelerating investment in facilities work where ACM is a leading provider to the Army and Navy. This is not a temporary boost but a multi-year trend driven by enduring geopolitical realities and modernization needs, which management highlighted as a key growth driver. The recent award to top position on Defence Construction Canada's National A&E Source List—a multi-year program with up to $270 million CAD potential—further validates ACM's entrenched position in defense infrastructure across North America. Given that defense represents approximately 10% of ACM's portfolio and the Department of War alone about 5%, this pipeline expansion directly translates to higher-margin, long-duration backlog that is less cyclical than commercial construction. The market may be underestimating the durability of this trend, focusing instead on near-term Middle East volatility, while the underlying demand for resilient, secure defense facilities is structural and likely to persist regardless of short-term geopolitical fluctuations.
ACM's proprietary AI deployment is creating a self-reinforcing competitive advantage that is improving win rates on large, complex re-competes and enabling entry into new markets like healthcare design—areas where the company previously had minimal exposure. Management disclosed two AI-integrated wins with an aggregate value of nearly $1 billion, one of which occurred post-quarter and is not yet in backlog, indicating that the full benefit of these contracts is not yet reflected in current guidance. The AI tools are not merely efficiency plays; they are being used to secure larger scopes of work (e.g., substantially greater scope on re-competes for global energy companies) and to meet client demands for certainty in complex outcomes, which allows ACM to command premium pricing and share in upside via gain-share mechanisms. This represents a fundamental shift in how ACM competes—not just on cost or speed, but on de-risking client outcomes—which expands its addressable market and improves long-term margin sustainability. The market may be viewing AI as a cost center, but the evidence shows it is already driving higher-value wins and margin expansion, with the Americas design segment margin increasing 50 basis points to 16.5% and adjusted operating margin up 60 basis points to 20% in the design business.
ACM's backlog and pipeline are at record highs, with a design book-to-burn of 1.2x and International trailing 12-month book-to-burn of 1.4x, indicating that revenue conversion from backlog is accelerating and will drive NSR growth in the second half of the year and beyond. Despite a 100 basis point NSR headwind from Middle East delays in Q2, the company raised full-year guidance for the second time, expecting adjusted EBITDA and EPS to grow 7% and 14% at the midpoint. This confidence is underpinned by strong performance in the Americas (8% NSR growth in design business), U.K. (positive growth from AMP8 and Great Grid), Australia (multiyear high backlog), and Canada (broad-based NSR growth). The market may be overemphasizing the temporary drag from Middle East payment delays and claim resolutions, while overlooking that cash flow from these regions is already recovering in Q3 and that the company has a proven track record of converting backlog to revenue—evidenced by its ability to deliver consistent free cash flow and maintain a 100%+ conversion target. The combination of record backlog, double-digit pipeline growth for three consecutive quarters, and improving burn rates positions ACM for sustained organic growth that exceeds current guidance.

▼ Bear case

ACM's growth narrative is heavily reliant on government spending, particularly in defense and infrastructure, making it vulnerable to shifts in political priorities, budgetary constraints, and administration changes—risks that are not adequately priced into the stock despite management's optimistic pipeline comments. While the Department of War pipeline increased 50%, this is contingent on appropriations and the vagaries of the federal budgeting process, which have historically caused delays and cancellations even for well-positioned contractors. The company's exposure to joint ventures in the Middle East, where it faces limited control over operations and payment delays, resulted in a 100 basis point NSR headwind in Q2, and while profits were less impacted due to NCI structures, this highlights a structural weakness in its international operations where it cannot unilaterally control cash flow or project timelines. The ongoing conflict in the region introduces execution risk that could persist beyond current expectations, and the company's guidance already factors in uncertainty around resolution timelines—suggesting that the market may be underestimating the potential for prolonged disruption to its Middle East business, which remains a meaningful part of its international segment.
ACM's AI investments, while presented as a catalyst, are currently a drag on margins, with $13 million spent in Q2 alone (66 basis points of revenue), and the company has not demonstrated clear, scalable profitability from these tools beyond isolated wins. The margin expansion seen so far (16.5% adjusted operating margin in Q2 vs. 16.1% prior year) is modest and largely driven by organic Americas business strength and operating culture, not AI leverage—management admitted that AI spend was ramped up to full scale only in Q2, and the benefits are still early-stage. The claim that AI enables entry into new markets like healthcare remains aspirational, with no concrete revenue contribution disclosed, and the addressable market expansion is speculative without evidence of sustained client adoption or pricing power. Furthermore, the gain-share mechanisms on AI-enabled contracts are not yet proven at scale, and the company declined to share specific profitability ranges, raising questions about the true economic value. The market may be overestimating the near-term impact of AI, treating it as a proven margin driver when it is still primarily an investment phase with uncertain returns.
ACM's backlog growth, while impressive at 8% to a record high, may not translate to proportional NSR growth due to shifting project mix, execution risks, and the increasing proportion of lower-margin international work—particularly in regions like the Middle East and Asia where NSR declined 3% on a constant currency basis. The International segment's adjusted operating margin remained flat at 11%, and operating income grew only 2%, indicating that backlog growth in this region is not yielding proportional profitability. Furthermore, the company's reliance on re-competes, while showing a 90%+ win rate, risks diminishing returns over time as clients may seek to reduce costs or bring work in-house, especially in a tightening fiscal environment. The advisory business's goal to double NSR within three years is aggressive and dependent on winning against traditional consulting peers, a segment where ACM lacks deep brand recognition and faces stiff competition from established players. The market may be overlooking the execution risk in converting high-value backlog into revenue, particularly as project timelines stretch due to geopolitical and supply chain challenges, and the company's guidance for 4%-6% NSR growth (excluding workday impact) already reflects a cautious outlook that the stock may not be fully discounting.

ACM's growth narrative is heavily reliant on government spending, particularly in defense and infrastructure, making it vulnerable to shifts in political priorities, budgetary constraints, and administration changes—risks that are not adequately priced into the stock despite management's optimistic pipeline comments. While the Department of War pipeline increased 50%, this is contingent on appropriations and the vagaries of the federal budgeting process, which have historically caused delays and cancellations even for well-positioned contractors. The company's exposure to joint ventures in the Middle East, where it faces limited control over operations and payment delays, resulted in a 100 basis point NSR headwind in Q2, and while profits were less impacted due to NCI structures, this highlights a structural weakness in its international operations where it cannot unilaterally control cash flow or project timelines. The ongoing conflict in the region introduces execution risk that could persist beyond current expectations, and the company's guidance already factors in uncertainty around resolution timelines—suggesting that the market may be underestimating the potential for prolonged disruption to its Middle East business, which remains a meaningful part of its international segment.
ACM's AI investments, while presented as a catalyst, are currently a drag on margins, with $13 million spent in Q2 alone (66 basis points of revenue), and the company has not demonstrated clear, scalable profitability from these tools beyond isolated wins. The margin expansion seen so far (16.5% adjusted operating margin in Q2 vs. 16.1% prior year) is modest and largely driven by organic Americas business strength and operating culture, not AI leverage—management admitted that AI spend was ramped up to full scale only in Q2, and the benefits are still early-stage. The claim that AI enables entry into new markets like healthcare remains aspirational, with no concrete revenue contribution disclosed, and the addressable market expansion is speculative without evidence of sustained client adoption or pricing power. Furthermore, the gain-share mechanisms on AI-enabled contracts are not yet proven at scale, and the company declined to share specific profitability ranges, raising questions about the true economic value. The market may be overestimating the near-term impact of AI, treating it as a proven margin driver when it is still primarily an investment phase with uncertain returns.
ACM's backlog growth, while impressive at 8% to a record high, may not translate to proportional NSR growth due to shifting project mix, execution risks, and the increasing proportion of lower-margin international work—particularly in regions like the Middle East and Asia where NSR declined 3% on a constant currency basis. The International segment's adjusted operating margin remained flat at 11%, and operating income grew only 2%, indicating that backlog growth in this region is not yielding proportional profitability. Furthermore, the company's reliance on re-competes, while showing a 90%+ win rate, risks diminishing returns over time as clients may seek to reduce costs or bring work in-house, especially in a tightening fiscal environment. The advisory business's goal to double NSR within three years is aggressive and dependent on winning against traditional consulting peers, a segment where ACM lacks deep brand recognition and faces stiff competition from established players. The market may be overlooking the execution risk in converting high-value backlog into revenue, particularly as project timelines stretch due to geopolitical and supply chain challenges, and the company's guidance for 4%-6% NSR growth (excluding workday impact) already reflects a cautious outlook that the stock may not be fully discounting.

Segments Breakdown of Revenue (2025)

Peer Comparison

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8	ACM	Aecom	8.61 Bn	-69.12	0.54	2.71 Bn

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Investment Thesis

Geographical Breakdown of Revenue (2025)

Segments Breakdown of Revenue (2025)

Peer Comparison

Research Tools

Developers

About

Investment Thesis

Geographical Breakdown of Revenue (2025)

Segments Breakdown of Revenue (2025)

Peer Comparison

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