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Goldman Sachs

May 18, 2026

Essential Infrastructure Service Providers

Sector ReportEquitiesIndustrials

Goldman Sachs initiates coverage on the Australian Essential Infrastructure Services sector, highlighting a structural shift from construction to annuity-style maintenance. They recommend Buy on Service Stream (SSM) and Duratec (DUR) while maintaining a Neutral stance on SRG Global and Ventia.

Key Takeaways

  • 1.Initiation of coverage on the Essential Infrastructure Services sector with Buy ratings on Service Stream (SSM) and Duratec (DUR) due to attractive valuation and growth catalysts.
  • 2.The sector has transitioned from lumpy, high-risk construction to annuity-style maintenance and operations, de-risking business models and improving cash conversion.
  • 3.Industry growth is supported by structural mega-trends: ageing infrastructure, population growth, and a significant surge in Australia's defence spending.

Table of Contents

  • Recommendations
  • Initiation summary
  • Essential Infrastructure Service providers: An overview
  • Essential Infrastructure Service providers: Financial comparisons
  • Key debate: Record multiples and cycle-high margins. Can this be sustained?
  • Our view: Strength to continue, although performance will vary
  • Key Topic #1: A fundamentally stronger industry
  • Key Topic #2: Ageing infrastructure, population growth, and mega trends provide a structural growth opportunity
  • Key Topic #3: Margin sustainability and outlook from here
  • Service Stream (SSM.AX): Multi-year revenue visibility, margin upside, val not reflective; initiate at Buy
  • Duratec (DUR.AX): Multiple appears rich, but so does the opportunity; initiate at Buy
  • SRG Global (SRG.AX): High quality business, but a high quality multiple; initiate at Neutral
  • Ventia (VNT.AX): A market leader with structural tailwinds, but valuation appears fair; initiate at Neutral
  • Appendix 1: Valuation Framework
  • Appendix 2: M&A Framework
  • Appendix 3: Comparative companies

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Authors

Lindsay BettiolElise BaileyKavya Balaji

Securities

SSMDuratecSRGVNT

Themes

Structural Rebasing of Contractor ProfitabilityDefence Sustainment Spending SurgeAgeing Infrastructure & Population Growth

Regions

Asia PacificAustraliaNew ZealandPapua New Guinea