Service Stream Major Contracts Update
Leading essential network services company Service Stream Limited (ASX: SSM) is pleased to
announce that it has recently secured new agreements worth $455 million over their terms supporting
critical infrastructure across the utility sector.
Long-Term Agreement with Yarra Valley Water
Service Stream is proud to have secured a new contract for nine years with Yarra Valley Water under
its Maintenance Services Delivery Partners program. The contract value is estimated to be $405
million over the term.
Yarra Valley Water is Victoria’s largest water utility, servicing more than two million people across
Melbourne’s northern and eastern suburbs. Under a refreshed commercial model for maintenance
services Yarra Valley Water has divided its operational delivery areas into two regions, North and
South.
Service Stream has been selected as the Delivery Partner for the Northern Region providing
mechanical, electrical and civil maintenance services across water and sewerage networks and
treatment facilities. The scope includes both responsive maintenance and selected programmed
activities.
Mobilisation will commence immediately, with operations due to commence in October 2026.
Service Stream Managing Director, Leigh Mackender, said:
“Service Stream is delighted to be selected as a delivery partner for this long-term program. We look
forward to working closely with Yarra Valley Water and supporting the maintenance of its critical
infrastructure across Melbourne.
In alignment with our Group’s strategy, this award further strengthens and diversifies Service Stream’s
operations and maintenance portfolio, providing additional annuity‑style revenue and further
expanding our secured work‑in‑hand profile
Millmerran Operating Company
Service Stream has been awarded two key contracts with Millmerran Operating Company (MOC) at its
Power Station in Millmerran, Queensland with an estimated combined value of $50 million over the
next 3 years.
These contracts will support the delivery of both Major and Forced Outage Works over the term, with
the scope including provision of access, mechanical inspections, testing, overhaul and repair activities
on the Boiler and Balance of Plant for the 425MW units.
Service Stream Managing Director, Leigh Mackender, said:
“We are pleased to be awarded these new agreements supporting the Millmeran Operating
Company’s power station infrastructure.
The securing of these agreements strengthens Service Stream’s major outage footprint in Queensland
while reinforcing our role as a trusted partner across critical energy infrastructure assets.”
