<div id="readability-page-1"><article>As Primary Designer, AECOM will support the delivery of the major new investment program to transform Scotland’s water and wastewater infrastructure DALLAS--(BUSINESS WIRE)--AECOM (NYSE:ACM), the trusted global infrastructure leader, today announced it has been selected as a preferred bidder for Scottish Water’s new Enterprise Alliance, an up to 13-year investment program to enhance Scotland’s water and wastewater infrastructure. A multi-billion-dollar project, the Enterprise is the highest value venture ever put into place by Scottish Water, which is the publicly-owned utility responsible for supplying fresh drinking water and managing wastewater services across Scotland.“Being selected as a preferred bidder for Scottish Water’s ambitious investment program builds on our long-standing partnership and reinforces AECOM’s role as a trusted advisor and delivery partner to the UK water sector,” said Richard Whitehead, chief executive of AECOM’s Europe and India region. “This innovative enterprise-style delivery model sets a new benchmark for the industry, fostering collaboration, delivering efficiencies, and bringing additional value through our deep technical expertise and engineering-led AI capabilities to increase certainty across complex capital programs.”AECOM has been named as one of two Primary Designers for the Enterprise, accountable for design across the investment program and ensuring effective and efficient delivery outcomes. The program spans the period 2027 to 2033, with contracted activities beginning in 2026 and the potential to extend the program period by an additional six years.“We’re proud to contribute to a transformative program that will strengthen water and wastewater infrastructure for communities across Scotland,” said Beverley Stinson, chief executive of AECOM’s global Water business. “As the world’s top-ranked water design firm by Engineering News Record, we look forward to partnering with Scottish Water and its stakeholders, leveraging our global expertise to help realize their long-term vision and deliver lasting benefits for millions of customers and the environment.”About AECOM AECOM (NYSE: ACM) is the global infrastructure leader, committed to delivering a better world. As a trusted professional services firm powered by deep technical abilities, we solve our clients’ complex challenges in water, environment, energy, transportation and buildings. Our teams partner with public- and private-sector clients to create innovative, sustainable and resilient solutions throughout the project lifecycle – from advisory, planning, design and engineering to program and construction management. AECOM is a Fortune 500 firm that had revenue of $16.1 billion in fiscal year 2025. Learn more at aecom.com.Forward-Looking Statements All statements in this communication other than statements of historical fact are “forward-looking statements” for purposes of federal and state securities laws, including any statements of the plans, strategies and objectives for future operations, profitability, strategic value creation, capital allocation strategy including stock repurchases, risk profile and investment strategies, and any statements regarding future economic conditions or performance, and the expected financial and operational results of AECOM. Although we believe that the expectations reflected in our forward-looking statements are reasonable, actual results could differ materially from those projected or assumed in any of our forward-looking statements. Important factors that could cause our actual results, performance and achievements, or industry results to differ materially from estimates or projections contained in our forward-looking statements include, but are not limited to, the following: our business is cyclical and vulnerable to economic downturns and client spending reductions; government shutdowns or other funding circumstances that cause governmental agencies to modify, curtail or terminate our contracts; losses under fixed-price contracts; limited control over operations that run through our joint venture entities; liability for misconduct by our employees or consultants; failure to comply with laws or regulations applicable to our business; maintaining adequate surety and financial capacity; potential high leverage and inability to service our debt and guarantees; our capital allocation strategy, including ability to continue payment of dividends; exposure to political and economic risks in different countries, including tariffs, geopolitical events, and conflicts; currency exchange rate and interest fluctuations; retaining and recruiting key technical and management personnel; legal claims; inadequate insurance coverage; environmental law compliance and adequate nuclear indemnification; unexpected adjustments and cancellations related to our backlog; partners and third parties who may fail to satisfy their legal obligations; managing pension costs; AECOM Capital real estate development projects; cybersecurity issues, IT outages and data privacy; risks associated with the benefits and costs of the sale of our Management Services and self-perform at-risk civil infrastructure, power construction and oil and gas businesses, including the risk that any purchase adjustments from those transactions could be unfavorable and result in any future proceeds owed to us as part of the transactions could be lower than we expect; risks associated with strategic initiatives, including AI investments and potential acquisitions and divestitures; as well as other additional risks and factors that could cause actual results to differ materially from our forward-looking statements set forth in our reports filed with the Securities and Exchange Commission. Any forward-looking statements are made as of the date hereof. We do not intend, and undertake no obligation, to update any forward-looking statement.<img src="https://imageproxy.pbkrs.com/https://cts.businesswire.com/ct/CT/query-ZGlzdHJvPW54JmlkPWJ3bmV3cyZsYW5nPWVuJnNpZD1hY3FyOCZzdHk9MjAyNTEyMjM2MTU3NjJyMQ?x-oss-process=image/auto-orient,1/interlace,1/resize,w_1440,h_1440/quality,q_95/format,jpg" original-src="https://imageproxy.pbkrs.com/https://cts.businesswire.com/ct/CT/query-ZGlzdHJvPW54JmlkPWJ3bmV3cyZsYW5nPWVuJnNpZD1hY3FyOCZzdHk9MjAyNTEyMjM2MTU3NjJyMQ"/>View source version on businesswire.com: https://www.businesswire.com/news/home/20251223615762/en/<div>Investor: Will Gabrielski Senior Vice President, Finance, Treasurer 213.593.8208 William.Gabrielski@aecom.comMedia: Brendan Ranson-Walsh Senior Vice President, Global Communications 213.996.2367 Brendan.Ranson-Walsh@aecom.com</div>Source: AECOM</article></div>

AECOM has been chosen as a preferred bidder for Scottish Water's Enterprise Alliance, a multi-billion-dollar program aimed at enhancing Scotland's water and wastewater infrastructure. The program, spanning 2027 to 2033, marks the highest value venture by Scottish Water. AECOM will serve as a Primary Designer, leveraging its technical expertise and engineering-led AI capabilities to ensure efficient delivery outcomes.

AECOM selected as a preferred bidder for Scottish Water’s multi-billion-dollar Enterprise Alliance | ACM Stock News